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1. Compact Models 20 4 2 7 Wiring Three Phase Four Wire L1 L2 L3 N Compact Models esssssccsseeesseessees 21 4 2 8 Wiring 240Y 120 VAC L1 L2 N Compact MOdels ssscsssssssssccsssecsseessscecsnecesseceseessees 22 4 3 Additional Wiring Backplate Only No COMMUNICATION seesscsssscessetsceseteecsnseccesseceeene 23 4 4 Additional Wiring Backplate Only With COMMUNICATION ss ssssssssssssssssssssssssssssssrsrsssssesss 24 4 4 1 Option 1 Single Isolated Device Installation MK1500 D sssscsssecsesssssecsseessteessees 25 4 4 2 Option 2 Multiple Interconnected Installation COM460IP MK2430 scsssecseeee 26 4 5 Field AG USEMEMES sssiessscssssonsiesseccsssesessseseesteocesasesesneastvadengesnseestateseesisesnsndeseesdsvbesteneseadeesbasensssaereseiaes 29 4 5 1 Field Adjustments Option 6 ou ssssssssssesssssssessseessssesessuseesseseessnsnecesuseessnsesssuseessessessenneessnsees 29 4 5 2 Field Adjustments Option 20 oo sssssssssssssecessseessnseeeessseesssseessnsseessuseessnsseessussessesessnsseesensees 29 4 5 3 Field Adjustments Option A ou ssssssssssecssssesessseessnseecessseeessssecsnssseessssessnsseessuneessensessnsneesensees 30 4 5 4 Field Adjustments Option B 4 5 5 Field Adjustments Option C LifeGuard 2012 Bender Inc All Rights Reserved 3 FZ BENDER 4 5 6 Field Adjustments Option D ou ssssssccssssscessesccssseecsnssec
2. 2013 Bender Inc All Rights Reserved 7 V2 BENDER ne This page left intentionally blank 8 2013 Bender Inc All Rights Reserved LifeGuard Preparation and Verification Wz B E N D E R 3 Preparation and Verification 3 1 Part Number Verification LifeGuard GFCls are customized to the system they are used on The part number ordered details important system information such as system voltage amperes trip level rating etc Before installing the GFCI verify that the received device is correct based on the system parameters An incorrect part number may lead to improper operation or damage to the equipment A sample part number is given below with available options Instructions for installation as well as available adjustments will vary based on the model refer to the appropriate section for more information Listing information may be found in section 4 3 Field Adjustments ie 60 480 372 oo eren Code 1 Code 2 Code 3 Load Amperes System Voltage L L Phases 20 20 amperes 120 120 volts 1 2 1ph 2w L1 N 40 40 amperes 208 208 volts 1 3 1ph 3w L1 L2 N 60 60 amperes 240 240 volts 3 3 3ph 3w L1 L2 L3 80 80 amperes 277 277 volts 3 4 3ph 4w L1 L2 L3 N 100 100 amperes 480 480 volts 575 575 volts 600 600 volts Code 4 Trip Level Detection Capability Time Delay 6 6 mA f
3. N Contactor Line Side 3L2 Contactor Load Side 4T2 Neutral N Phase L2 Contactor Line Side 5L3 Contactor Load Side 6T3 Load Phase L2 Ground Ground Lug Ground Lug Ground At Load 18 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments WZ BENDER 4 2 5 Wiring Single Phase Two Wire L1 N Compact Models GND Connection Legend L1 GND Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Terminal L1 Contactor Load Side 2T1 Load Phase L1 Neutral N Terminal N Contactor Load Side 4T2 Neutral N Ground Ground Terminal Ground Lug Ground at Load LifeGuard 2013 Bender Inc All Rights Reserved 19 FZ BENDER 4 2 6 Installation Connection and Adjustments Wiring Three Phase Three Wire L1 L2 L3 Compact Models L3 L2 L1 GND GND Connection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Terminal L1 Contactor Load Side 2T1 Load Phase L1 Phase L2 Terminal L2 Contactor Load Side 4T2 Load Phase L2 Phase L3 Terminal L3 Contactor Load Side 6T3 Load Phase L3 Ground Ground Terminal Ground Lug Ground at Load 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments Ve B E N D E R 4 2 7 Wiring Three Phase Four Wire L1 L2 L3 N Compact Models L3 L2 L1 GND Co
4. are in inches mm GFCI Type Enclosure AxB C D E F G baa see 6 25 x 4 25 375 675 Jop lsr 83 p 159 x 108 222 5 171 5 239 145 211 10 25 x 8 25 12 75 1075 13 4 77 123 Standard 12x10x6 260 5x209 5 824 273 6409 195 5 312 5 1225 x10 25 1475 1275 154 77 143 MOORS TAKTER 311 x 260 5 375 324 391 195 5 363 10 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments FZ BENDER 4 1 3 Mounting NEMA 4X Stainless Steel Enclosure 4X SS CH Option LifeGuard GFCls are also available in a NEMA 4X stainless steel enclosure The enclosure includes separate instructions on wall mounting the enclosure Refer to these instructions for more information Dimensions below are in inches mm B 80 H B pe 64 20 mm je z nA PANEL BODY OPEN ING i SEPARATELY R Ta 3 A 1 64 th 70 h J A na a j j VI 42 mm Boos l TYP 4 19 mm OPENING ESRAR A 2J BODY MEDOLENN 2 75 MA TENES GROUNDING G ee D RIS T 70 mm ARE USED 90 E a at 1 50 1 M8X1 25 M E 25 ifin 38 mm 38 mm 32 foe S HE A coil 7 a 13 mm 25 mm FT im NRE 1 50 x a 90 Line JL 582 DOOR CLEAR SPACE 29 mm 58 mm m 23 mm MIDDLE 13 mm DOOR Be A ae 1e neat C2502 C oe J Las GFCI Type Enclosure Ax
5. button at least monthly to ensure proper operation of the GFCI 5 5 1 Functional Test Options 6 and 20 This section applies to GFCls which have a Code 4 See Section 3 1 of 6 or 20 Follow the steps below to per form a functional test of the GFCI Press and hold the TEST button for at least two 2 seconds The GFCI must trip and the red Circuit Tripped light will illuminate The green Power ON light will no longer illuminate The contactor will open and no power will be present on the load side After the contactor opens an internal self test of the ground fault module will initiate This takes approx imately ten 10 seconds Once the self test has completed momuntarily press the RESET button The GFCI must reset The red Circuit Tripped light will go out and the green Power ON light will illuminate The contactor will engage and power will be restored to the load side 5 5 2 Functional Test Options A B C and D This section applies to GFCls which have a Code 4 see Section 3 1 of A B C or D Follow the steps belo to perform a functional test of the GFCI Press and hold the TEST button for at least two 2 seconds The GFCI must trip and the red Circuit Tripped light will illuminate The green Power ON light will no longer illuminate The contactor will open and no power will be present on the load side Momuntarily press the RESET button The GFCI must reset The red Circuit Tripped lig
6. reset after clearing this error E gt 0 4 Contact the manufacturer 5 6 2 Error Codes Options A B Connection error No current transformer or bad CT connection Blinking Action Check connections k and I between ground fault module Alarm LED and current transformer Check connections for short circuit or open circuit The GFCI must be manually reset after clearing this error 5 6 3 Error Codes Options C D Connector error No current transformer or bad CT connection E 01 Action Check current transformer for short circuit or open circuit The GFCI must be manually reset after clearing this error Connection error No current transformer or bad CT connection acti vated during internal self test E 02 i XO oa i Action Check current transformer for short circuit or open circuit The GFCI must be manually reset after clearing this error E gt 0 2 Contact the manufacturer 38 2013 Bender Inc All Rights Reserved LifeGuard FZ BENDER The Power in Electrical Safety Bender Inc USA 700 Fox Chase Coatesville PA 19320 Toll Free 800 356 4266 Phone 610 383 9200 Fax 610 383 7100 E mail info bender org Canada 5810 Ambler Drive Unit 1 Mississauga ON L4W 4J5 Toll Free 800 243 2438 Phone 905 602 9990 Fax 905 602 9960 E mail info bender ca com Web www bender org BENDER Group
7. trip Press the Reset button for gt 1 second Unit must reset A Technical Support Life Guard Bender Inc eae Tel 800 356 4266 E mail info bender org POWER light RESET button IIluminates green when the GFCI has received power and has not tripped A momuntary push resets the GFCI if it has tripped and the fault has been cleared TRIPPED light TEST button 2 IIluminates red when the GFCI has tripped Pushing this button for at least 2 seconds initiates a functional test of the GFCI E Stop button OPTIONAL OPTION S ONLY Pushing in the button will not allow the GFCI to start regardless of ground fault condition This is only included with models ending in S LifeGuard 2013 Bender Inc All Rights Reserved 35 FZ BENDER a 5 3 Front Panel Standard Models Digital Display Type PZ BENDER F LifeGuard T GFCI SERIES CIRCUIT TRIPPED Operation The GREEN POWER ON LED illuminates when power is available on the Load side The digital display shows the fault current and the bar graph indicates of the fault current setting The RED CIRCUIT TRIPPED LED illuminates when the GFCI has removed power from the LOAD side If unit has tripped clear the fault then press and hold the Reset button until display reads rES to resume operation Testing Unit must be tested at least once per month or before each us
8. 2 x 12 x 6 10 2 x 10 2 10 5 x 10 5 6 compart lene 305 x 305 x 152 259 x 259 267 x 267 152 16 x 12 x 6 14 2 x 10 2 14 5 x 10 5 8 standard Vasina 406 x 305 x 152 361x259 368x267 203 20 x 16 x 8 18 2 x 14 2 18 5 x 14 5 10 HOO Remedels 2 Oc loxe 508 x 406 x 203 462x361 470x368 254 2013 Bender Inc All Rights Reserved LifeGuard FZ BENDER Installation Connection and Adjustments 4 1 5 Mounting Backplate Only With No Enclosure N Option This section applies to LifeGuard models purchased without an enclosure pre assembled on a backplate Backplate only models are typically integrated into existing cabinets or machinery The GFCI must be mounted in a location suitable to protect live electrical equipment and rated for the environment Use four 4 10 screws for mounting Vertical clearance is as follows Models under 100 A load current 6 152 mm 100 A load current models 8 203 mm Along with the system conductor wiring instructions in Section 4 2 additional wiring instructions for back plate only models are found in Section 4 3 and Section 4 4 Oo wo Y AA GFCI Type AxB CxD e 5 5 x6 75 4 875 x 6 5 p 140 x 171 5 124x 165 8 75 x 10 5 8 25 x 10 25 standard 222 x 267 210 x 260 10 75 x 12 75 100 A models 273 x 324 2013 Ben
9. 20 D 2 or equivalent ground fault monitor These models allow for adjustment of the trip level steplessly from 10 mA to 500 mA An adjustable time delay is also available from 0 to 10 seconds A digital display shows the measured fault current in real time This monitor detects both AC and DC faults and works on systems with variable frequency drives All adjustments are made using the three blue pushbuttons and the digital dis play located on the device Open the enclosure to view the ground fault monitor and follow the instructions below to make any necessary adjustments Three blue pushbuttons are present from left to right on the device UP arrow DOWN arrow and MENU ENTER button These are used to modify settings DO NOT MODIFY ANY SETTINGS OTHER THAN THOSE SHOWN BELOW All other settings are essential for proper operation of the GFCI and shall not be modified Adjust Trip Level Hold the MENU button down for several seconds A flashing AL will appear on the screen A v a 2 P 3 v a R ties Press the MENU button A mA value will appear in the middle of the screen with I 2 at the top right hand corner Press the MENU button The number in the middle will flash Press the UP and DOWN buttons to reach the desired trip level Press the MENU button to confirm Hold down the MENU button for several seconds The flash ing AL will appear again Repeat this step to exit the menu and return to
10. 27P 009 RcmMA426 DCB1 113 PGH474 Home Bus overview Alarm Tools Settings Info 1Z427 D5CB2 4 01 Bus No Measured value Alarm Test Description 001 com4eo1P 2 lt 10 ey 003 ATICS2 1S0 63 3 Alarm Overtempersture 004 Rcms460 D zv Voltage s Fault Earth connection 2 COM460 IP Device name 12427 DSCB2 lt Connection status Device active Last contact 4 21 2011 4 38 22 PM Number of alarms 2 External address 1 Internal address 4 IY Hide inactive channels Below is a sample of the COM460IP Option D allowing for the visualization of the network and status of BENDER connected devices ar Overview Circuit diagram Plan view T I T C I T T T toog ra n n e A z My tr 1 to rg A it i ia ae bil i eer E B rE E PFE TI SEEE P i T EE Ee H i E i is i i b amp i b 5 f i 5 i E i i i h Ic i i k eT omy Honig ot komi pp om ieni sy i z 2 mame ia a3 iva om 232 delel i sth N are SS i ee wee H i i ESI p H Ramseso p i Fasial current main Dulding 1118443 H i RomSas0 D q g i Residual current main Building a gg g aired iame 12 5 5 5 8 go 4 H Residual current lt 1 J y s 3 yoia le smensuremert refreshed12 09 23 PM 4 le i wa O u so so 50 so fo ee te 80 i H cee H HV G
11. BxC DxE GxH J 12 x 12 x6 10 2 x 10 2 10 5 x 10 5 6 Pompan ee 305 x 305 x 152 259x259 267x267 152 16 x 12 x 6 14 2 x 10 2 14 5 x 10 5 8 syandatd ee 406 x 305 x 152 361x259 368x267 203 20 x 16 x 8 18 2 x 14 2 18 5 x 14 5 10 UDO PS MIB GEIS 2 URL exe 508 x 406 x 203 462x361 470x368 254 LifeGuard 2013 Bender Inc All Rights Reserved 11 FZ BENDER 4 1 4 Mounting NEMA 12 Painted Steel Enclosure 12 PA CH Option LifeGuard GFCls are also available in a NEMA 12 painted steel enclosure The enclosure includes separate instructions on wall mounting the enclosure Refer to these instructions for more information Dimensions below are in inches mm B 80 Fe or H po d a 20 mm Pe PANEL 3 mm ORDER p 50 BODY OPENING i SEPARATELY 13 mm 3 Installation Connection and Adjustments j iv A 1 64 A i oa aE L BODY DOOR TYR 4 i OMIT OPENING CLEAR 2J MIDDLE a ne hone c dk o BERN i mm ARE USED M s 90 1 50 m 1 50 M8X1 25 23 DA on ip 5 rae a Jo 13 mm 1 00 T B 3 05 E Y STUD 25 mm 77 mm 1 12 1 50 l 90 OMIT lla c52 DOOR CLEAR SPACE 29 mm 58 mm Kea 23 mm MIDDLE 13 mm PAE A H y hn m E Bsz 0250230 PROVISION m i o GFCI Type Enclosure AxBxC DxE GxH J 1
12. E These terminals are NOT provided when using a module which supports digital communication Mod ules which support communication connect only with a two wire RS 485 connection to the MK1500 D remote indicator Refer to page 24 for more information GFCI Off GFCI Test GFCI On Reset GFCI Tripped Loadside On Connection Legend Connections noted with an asterisk below are provided with 120 VAC from the backplate Contact Description N C contact pushbutton STOP function Opening this con Off 1 Off 2 tact will not allow the GFCI to close and energize the load side N O contact pushbutton TEST function Closing this con Test 1 Test2 tact for at least 2 seconds initiates a self test N O contact pushbutton RESET function Closing this con Ne tact provides reset functionality COM LED Common for indicator lights Cir Trip TRIPPED light Load On ON light LifeGuard 2013 Bender Inc All Rights Reserved 23 Vz B E N D E R Installation Connection and Adjustments 4 4 Additional Wiring Backplate Only With Communication Models on backplate only with no communication capability carry N D at the end of the part number This section applies to models not installed in an enclosure installed on backplate only and are using one of the following ground fault modules which supports digital communication RCMA421H DCB 2 6 or 20 mA trip level with digital communi
13. L2 L3 Standard Models L3 L2 L1 GND Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Contactor Line Side 1L1 Contactor Load Side 2T1 Load Phase L1 Phase L2 Contactor Line Side 3L2 Contactor Load Side 4T2 Load Phase L2 Phase L3 Contactor Line Side 5L3 Contactor Load Side 6T3 Load Phase L3 Ground Ground Lug Ground Lug Ground At Load 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments LY B E N D E R 4 2 3 Wiring Three Phase Four Wire L1 L2 L3 N Standard Models L3 L2 L1 GND Connection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Contactor Line Side 1L1 Contactor Load Side 2T1 Load Phase L1 Phase L2 Contactor Line Side 3L2 Contactor Load Side 4T2 Load Phase L2 Phase L3 Contactor Line Side 5L3 Contactor Load Side 6T3 Load Phase L3 Neutral N Contactor Line Side 7L4 Contactor Load Side 8T4 Neutral N Ground Ground Lug Ground Lug Ground At Load LifeGuard 2013 Bender Inc All Rights Reserved 17 Vz B E N D E R Installation Connection and Adjustments 4 2 4 Wiring 240Y 120 VAC L1 L2 N Standard Models L2 L1 GND GND Connection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Contactor Line Side 1L1 Contactor Side 2T1 Load Phase L1 Neutral
14. OA gomer fa T matenee TEE restore amoraa arue Miane lerm Manun faa Qe oenar leerarea reyes Proje Aas foun fasera penizzan piar prensa ate tie gvi on 018 RCMS490 D 1 Residual current main building No Measured value 1 lt 1ms 2 lt ima 5 ma lt im lt im lt im lt im lt im lt im 10 lt ima 1 lt im 12 lt im 3 14 is is Alarm Warning Channel description Residual current Residual current Residual current Residual current Residual current Residual current Residual current Residual current Residual current Residual current Residual current Residual current Test Device name Last contact Number of alarms 1 Internal address 18 RCMS490 D lt _ 9 13 2012 12 11 07 PM 28 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments Z B E N D E R 4 5 Field Adjustments Adjustable options such as the trip level and time delay vary by model Code 4 of the part number as shown in Section 3 1 determines what options are available Refer to the table below for the section on how to adjust any available options Code 4 See Section 3 1 Refer To 6 page 29 20 page 29 A page 30 B page 31 C page 32 D page 33 4 5 1 Field Adjustments Option 6 Models with option 6
15. P BENDER The Power in Electrical Safety User Manual LifeGuard Ground Fault Circuit Interrupters GFCl NAE1085011 02 2013 FZ BENDER The Power in Electrical Safety Bender Inc USA 700 Fox Chase Coatesville PA 19320 Toll Free 800 356 4266 Phone 610 383 9200 Fax 610 383 7100 E mail info bender org Canada 5810 Ambler Drive Unit 1 Mississauga ON L4W 4J5 Toll Free 800 243 2438 Phone 905 602 9990 Fax 905 602 9960 E mail info bender ca com Web www bender org NAE1085011 02 2013 Replaces NAE1085010 02 2012 Bender Inc All rights reserved Content subject to change WZ BENDER Table of Contents Te IINTHODUCTION sssscisseiesstinsscisssusstsvsssteseasecnsvavedesosssensecdusccostunbvcedsadunedevssubbosteusessesvssstunsteseensens 5 1 1 LifeGuard Series Ground Fault Circuit INterrupter sssccssecssecssseccesccescecsnsecsnceesneeesseeeses 5 1 2 Build Variations and Instructions cccssscsssssssessessssessessseessessssessessseessessssessessseessessseessessseessessneesse 5 1 3 Compact and Standard Versions csscsssccssesssssccssecssssessseecssccsseessecssteccsseceaeeceaeeesstecssessnses 5 2 Safety LMSEFUCELONS scisisxiaiivacssessvosaosianes assensacsics pavisivaxteaianbonssaviaesasenannsaaspetsessieaaioseen statesmen 7 3 Preparation and Verification sscsscscecsssscssssssscsssscsssscscescsssessssssssssscsaescssssceeseces 9 3 1 Par
16. and load ampere rating Number of system conductors poles Trip level setting adjustable or fixed and time delay fixed inverse time curve or adjustable Enclosure type or on backplate only Push button type front or digital display front Compact or standard model see section 1 3 1 3 Compact and Standard Versions Throughout this manual references to compact and standard versions of the LifeGuard will appear Com pact LifeGuard GFCls use a small enclosure and have special wiring requirements The compact version of the GFCI meets the following requirements 20 A load ampere rating Line to line voltage of 240 VAC or below Have option 6 or 20 for a trip level and utilize the RCMA426H ground fault module Have push button type front only no digital display All other versions are referred to as the standard version throughout this manual LifeGuard 2013 Bender Inc All Rights Reserved 5 V2 BENDER esti This page left intentionally blank 6 2013 Bender Inc All Rights Reserved LifeGuard se ain WZ BENDER 2 Safety Instructions N DANGER Hazard of Electric Shock Burn or Explosion Only qualified maintenance personnel shall operate or service this equipment These instructions should not be viewed as sufficient for those who are not otherwise qualified to operate or service this equipment This document is intended to provide accurate information only No respon
17. anual for information on setting the RS 485 address For the remaining LifeGuard panels open the enclosure to view the RCMA421H RCMA426H inside Begin ning with number 2 set the RCMA in each panel to a unique sequential address Follow the steps below DO NOT CHANGE ANY OTHER SETTINGS OTHER THAN THOSE LISTED BELOW 1 Hold the MENU button for several seconds A flashing INF will appear on the screen 2 Press the DOWN button once A flshing ADR wil appear on the screen Press the menu button 3 Anumber will appear on the middle of the screen ADR will appear below it flashing Press the MENU button 4 The number in the middle will now flash Press the UP and DOWN buttons to set the value to the desired RS 485 address Press the MENU button to confirm 5 Hold the MENU button down for several seconds to return to the ADR screen Repeat this step to exit the main menu and return to the main screen 6 Repeat steps 1 through 5 for each remaining panel incrementing the address each time Step 3 Set Up Interfacing The COM460IP may be used as an interface for managing BENDER devices across a standard Ethernet net work or it may be used as a gateway to a Modbus TCP network Connecting to a Modbus TCP Network The COM460IP acts as a gateway between BENDER s RS 485 network and a Modbus TCP network The COM460IP acts as a slave on a Modbus TCP network Data is queried from a Modbus TCP master to the COM4B60IP which t
18. cation option RCMA426H DCB 2 6 or 20 mA trip level with digital communication option Two connection possibilities are possible Single device installations or installations where GFCls are not connected to each other This option allows the pairing of an MK1500 D remote indicator Refer to Section 4 4 1 If no remote is required skip this step Multiple device installation with RS 485 interconnection This option allows for use of the MK2430 remote indicating station as well as connecting to the COM460IP communication gateway to manage devices remotely via either a web browser based GUI or via Modbus TCP Refer to Section 4 4 2 If no remote indicator or communication module is required skip this step 24 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments LY B E N D E R 4 4 1 Option 1 Single Isolated Device Installation MK1500 D This option is used when a single device is installed or GFCls are not interconnected to each other One MK1500 D remote may be paired with one GFCI Multiple GFCls may not be connected together with RS 485 using this method Test and reset functions are carried out in one of the following ways Using the test and reset pushbuttons located on the ground fault module Connecting an MK1500 D remote indicator and using the built in test and reset buttons e Connecting an MK1500 D remote indicator and connecting external test reset pushbuttons The MK1500 D du
19. der Inc All Rights Reserved 13 FZ BENDER Installation Connection and Adjustments 4 2 Wiring LifeGuard GFCls are installed in series with the main circuit in between the source of power and the equip ment load s Connection of the main circuit conductors varies based on number of conductors and system voltage Backplate only options require additional control circuit connections DANGER Turn off all sources of electrical power before installing this equipment Observe all local state and national codes stan dards and regulations when installing this equipment Fail ure to do so will result in equipment damage severe personal injury or death Locate the correct wiring diagram in the table below In general the following steps must be taken and observed refer to section 1 3 for differences between compact and standard models Compact versions utilize a ground fault monitor with a built in current transformer Labeled landing ter minals are provided for line connections Load side connections are landed on the contactor itself For standard models all active conductors including the neutral if it is being used must be brought through the current transformer and landed on the line side of the contactor All active conductors are then brought out from the load side of the contactor to the load remaining branch of the circuit The ground conductor wire is landed on the ground lug on the backplate T
20. e bo Bo Press and hold the Test button until display reads tES Unit must trip within 15 seconds Press and hold the Reset button until display reads rES Unit should reset PZ BENDER Technical support 1 800 356 4266 E mail info bender org Digital Display Shows the measured ground fault current in real time LED Bar Graph Inidicates in how close the GFCI is to tripping POWER light 3 IIluminates green when the GFCI has received power and has not tripped TRIPPED light IIluminates red when the GFCI has tripped RESET button 5 A momuntary push resets the GFCI if it has tripped and the fault has been cleared TEST button 6 Pushing this button for at least 2 seconds initiates a functional test of the GFCI 36 2013 Bender Inc All Rights Reserved LifeGuard T V2 BENDER 5 4 Apply Power To the GFCI To apply power close the circuit breaker disconnect on the line side of the GFCI The GFCI will immediately power on If there is no ground fault present on the load side the green Power ON light will illuminate and the load side will remain energized 5 5 Procedure for Performing a Functional Test Performing a functional test of the LifeGuard GFCI will disengage the contactor and will interrupt power to any loads on the load side of the contactor Follow the steps below to perform a functional test BENDER recommends pressing the TEST
21. e modified A1 A2 T R 11 12 14 Alarm response range 10 100 mA BENDER eee RCM Serie 470 100 MONITOR 30 300 mA 100 1000 mA 300 3000 mA 500 5000 mA 1 10A L Time delay multiplier DD DE BO oe DHE Bh OS DD EB Ee M DE ES ED ee ee Ew EE EE a x 10 30 100 300 500 x10 Only one or none of the numbered DIP switches shall be active down at any time This functions as the starting point for the desired trip level Once active use the potentiometer x mA to act as a mutiplier of this value from x1 to x10 For example to use a trip level of 50 mA press the 10 DIP switch down and the remaining numbered DIP switches up Turn the potentiometer x mA halfway to 5 Use the potentiometer t s to adjust the trip level between 0 and 1 second Use the last DIP switch on the right to multiply this value by 10 if desired For example for a time delay of 5 seconds adjust the t s potentiometer halfway to 0 5 and press the last DIP switch down to x10 Models which utilize this option are UL 508 listed LifeGuard 2013 Bender Inc All Rights Reserved 31 Vz B E N D E R Installation Connection and Adjustments 4 5 5 Field Adjustments Option C Models with option C utilize the RCMA4
22. er 10 seconds press the Reset button for gt 1 second Unit should reset POWER CIRCUIT ON TRIPPED Push To Reset Push to Test B E N D E R Technical support 1 800 356 4266 TL S Sd E mail info bender org POWER light RESET button IIluminates green when the GFCI has received power and has not tripped A momuntary push resets the GFCI if it has tripped and the fault has been cleared TRIPPED light TEST button 2 IIluminates red when the GFCI has tripped Pushing this button for at least 2 seconds initiates a functional test of the GFCI E Stop button OPTIONAL OPTION S ONLY Pushing in the button will not allow the GFCI to start regardless of ground fault condition This is only included with models ending in S 34 2013 Bender Inc All Rights Reserved LifeGuard T V2 BENDER 5 2 Front Panel Standard Models Pushbutton Type POWER CIRCUIT 4 BEN DER ON TRIPPED SA Push to Reset Push to Test The Power in Electrical Safety OPERATION The GREEN POWER ON lamp illuminates when power is available on the load side The RED CIRCUIT TRIPPED lamp illuminates when power is removed from the circuit If the GFCI trips clear the fault and press Ground Fauk Circuit iterrupesr the Reset button to resume operation TESTING Press the Test button for gt 2 seconds Unit must
23. essseecsssecessseccsnseecsnsnecessseessnseecensnesees 33 5 Operati sssssscsssvesssacsessisscesvesnscusscusocesdassoavsnshobasnssvenasanteessonanvessvonvaneassueuanssnavanuasesessenens 5 1 Front Panel Compact Models 5 2 Front Panel Standard Models Pushbutton Type essssscssecsstecssccesscecsscecsnccesneecsseecsseeetes 35 5 3 Front Panel Standard Models Digital Display Type ssessccssssccssssscsnssseessseeesseeeeesseeeees 36 5 4 Apply Power To the GFCI cssssscssssssssccssecsssecsssecsssccssscesssecssesessscessceessecssueecsnccesuccessecessecsnseesnsess 5 5 Procedure for Performing a Functional Test 5 5 1 Functional Test Options 6 and 20 1 ssssssssseccssecsssecsssccsssccsseccsuccesscessccesscecsuecesuceesuccesseeesseeeses 5 5 2 Functional Test Options A B C and D u ssesssssssssssessssscsssssssssecssssesscssssesecssssessessseseesnseeseees 5 6 ER TOE COGES secs chcscecGrcesccctssc secs sce tasesrs vets a A A S 5 6 1 Error Codes Options 6 20 5 6 2 Error Codes Options A Becsscscessssiscscsssecssnsecisaacssssasesserinceusisesesnsesevaacssscasecutescecvesesssosscibaacnsesavesevne 5 6 3 Error Codes Options C Duucccssssscssssssssssssssssesssssesssssssesessssesssssssesesssssesssssscesscssssessesseeesscsnseeseees 2012 Bender Inc All Rights Reserved LifeGuard eo P BENDER 1 Introduction 1 1 LifeGuard Series Ground Fault Circuit Interrupter LifeGuard series Ground Fault Circuit Interrup
24. eter x mA to act as a mutiplier of this value from x1 to x10 For example to use a trip level of 50 mA press the 10 DIP switch down and the remaining numbered DIP switches up Turn the potentiometer x mA halfway to 5 Use the potentiometer t s to adjust the trip level between 0 and 1 second Use the last DIP switch on the right to multiply this value by 10 if desired For example for a time delay of 5 seconds adjust the t s potentiometer halfway to 0 5 and press the last DIP switch down to x10 Models which utilize this option are UL 508 listed 30 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments WZ B E N D E R 4 5 4 Field Adjustments Option B Models with option A utilize the RCM470LY 13 or equivalent ground fault monitor These models allow for adjustment of the trip level steplessly from 10 mA to 10 A An adjustable time delay is also available from 0 to 10 seconds This monitor detects AC faults only and is not compatible with systems with variable frequency drives All adjustments are made using the DIP switches and potentiom eters on the face of the monitor Open the enclosure to view the ground fault monitor and follow the instructions below to make a a any necessary adjustments ows Se fe DO NOT CHANGE THE FIRST TWO DIP SWITCHES FROM THE LEFT These are essential for proper operation of the GFCI and shall not b
25. he ground wire is NOT routed through the current transformer voltage NOT lading cand ohn eee ea 120 VAC 1 ph 2 w L1 N Compact page 19 120 VAC 1 ph 2 w L1 N Standard page 15 208 VAC 3 ph 3 w L1 L2 L3 Compact page 20 208 VAC 3 ph 3 w L1 L2 L3 Standard page 16 208 120 VAC 3 ph 4w L1 L2 L3 N Compact page 21 208 120 VAC 3 ph 4 w L1 L2 L3 N Standard page 17 240 120 VAC 1 ph 3 w L1 L2 N Compact page 22 240 120 VAC 1 ph 3 w L1 L2 N Standard page 18 277 VAC 1ph 2w L1 N Standard page 15 480 VAC 3 ph 3 w L1 L2 L3 Standard page 16 480 277 VAC 3 ph 4 w L1 L2 L3 N Standard page 17 600 VAC 3 ph 3 w L1 L2 L3 Standard page 16 600 346 VAC 3 ph 4w L1 L2 L3 N Standard page 17 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments LY B E N D E R 4 2 1 Wiring Single Phase Two Wire L1 N Standard Models Connection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Contactor Line Side 1L1 Contactor Load Side 2T1 Load Phase L1 Neutral N Contactor Line Side 3L2 Contactor Load Side 4T2 Neutral N Ground Ground Lug Ground Lug Ground at Load LifeGuard 2013 Bender Inc All Rights Reserved 15 FZ BENDER Installation Connection and Adjustments 4 2 2 Connection Legend Wiring Three Phase Three Wire L1
26. hen retrieves data from the BENDER RS 485 network Connect the COM460IP to the Mod bus TCP network using one of the available Ethernet ports Refer to COM460IP user manual for detailed infor mation on utilizing the Modbus TCP function including setup and relevant registers for RCMA421H RCMA426H devices Connecting to an Ethernet Network Connect the COM460IP to a network using one of the available Ethernet ports If connecting to a network which supports DHCP the COM460IP will automatically aquire an IP address Otherwise IP addressing will need to be manually set Once completed any computer on the network may connect to the GUI by opening a web browser and typing in the IP address of the COM460IP Silverlight plugin is required Once accessed all devices connected on the RS 485 network may be managed Note that LifeGuard panels will appear in the list as RCMA421H or RCMA426H depending on panel type Refer to COM460IP user manual for more detailed information on using the user interface Refer to the following page for interface samples Note that the BENDER communication bus is not limited to Lifeguard panels other BENDER devices may connect to the network and be managed at the COM460IP interface LifeGuard 2013 Bender Inc All Rights Reserved 27 4 BENDER Installation Connection and Adjustments Below is a sample of the standard interface showing the status of a device 006 DS474 12 007 isoMED4
27. ht will go out and the green Power ON light will illuminate The contactor will engage and power will be restored to the load side LifeGuard 2013 Bender Inc All Rights Reserved 37 V2 BENDER Operation 5 6 Error Codes Error codes are displayed on the ground fault module located inside the enclosure For models with door mounted digital remote indicators the remote will also display the error code 5 6 1 Error Codes Options 6 20 Connector error No current transformer or bad CT connection Action Check current transformer connections for open circuit exter E 01 nal CT version only For models with built in CT contact the manufac turer The GFCI must be manually reset after clearing this error Connection error No current transformer or bad CT connection acti vated during internal self test Action Check current transformer connections for open circuit exter nal CT version only For models with built in CT contact the manufac turer The GFCI must be manually reset after clearing this error E 02 Connection error Current transformer short circuit E 03 Action Check current transformer for short circuit The GFCI must be manually reset after clearing this error Error K1 Q1 after powering up the GFCl Action Check contactor for welded contacts sticking contacts or E 04 faulty release coil Check current transformer connections external CT version only The GFCI must be manually
28. ixed AC DC fault detection fixed inverse time curve 20 20 mA fixed AC DC fault detection fixed inverse time curve A 6 600 mA adjustable AC only fault detection 0 10 s adjustable time delay B 10 mA 10 A adjustable AC only fault detection 0 10 s adjustable time delay C 10 500 mA adjustable AC DC fault detection 0 10 s adjustable time delay D 30 mA 3 A adjustable AC DC fault detection 0 10 s adjustable time delay Code 5 Enclosure Code 6 Options 4X P CH NEMA 4X polycarbonate enclosure Blank No options 4X SS CH NEMA 4X stainless steel enclosure S E stop button 12 PA CH NEMA 12 painted steel enclosure D Digital display N No enclosure pre built on backplate LifeGuard 2013 Bender Inc All Rights Reserved 9 Vz B E N D E R Installation Connection and Adjustments 4 Installation Connection and Adjustments 4 1 Mounting 4 1 1 _Enclosure Backplate Sizes For each type of enclosure three different sizes are available Refer to section 1 3 for information on com pact and standard GFCI nomenclature requirements Refer to the applicable section on the following pages for dimensions and instructions 4 1 2 Mounting NEMA 4X Polycarbonate Enclosure 4X P CH Option The standard enclosure for LifeGuard GFCls is a NEMA 4X polycarbonate enclosure The enclosure includes mounting feet and separate instructions on wall mounting the enclosure Refer to these instructions for more information Dimensions below
29. nnection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Terminal L1 Contactor Load Side 2T1 Load Phase L1 Phase L2 Terminal L2 Contactor Load Side 4T2 Load Phase L2 Phase L3 Terminal L3 Contactor Load Side 6T3 Load Phase L3 Neutral N Terminal N Contactor Load Side 8T4 Neutral N Ground Ground Terminal Ground Lug Ground at Load LifeGuard 2013 Bender Inc All Rights Reserved 21 Vz B E N D E R Installation Connection and Adjustments 4 2 8 Wiring 240Y 120 VAC L1 L2 N Compact Models L2 L1 GND GND Connection Legend Incoming Line Side Load Side Outgoing Line Side Landing Landing Load Side Phase L1 Terminal L1 Contactor Load Side 2T1 Load Phase L1 Neutral N Terminal N Contactor Load Side 4T2 Neutral N Phase L2 Terminal L2 Contactor Load Side 8T4 Load Phase L2 Ground Ground Terminal Ground Lug Ground at Load 22 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments WZ B E N D E R 4 3 Additional Wiring Backplate Only No Communication Models on backplate only with no communication capability carry N at the end of the part number Models pre built in an enclosure come pre wired for all indication test and reset functions Backplate only models require additional wiring to complete these functions Refer to the wiring diagram and table below NOT
30. plicates indication and test reset pushbutton functionality Additionally terminals are pro vided for external test and reset Both are normally open N O contacts Observe the following additional requirements Use shielded RS 485 cable AWG 18 for connections A and B The red switch labeled R on the underside of the ground fault module must be switched to ON to ensure proper RS 485 termination Standard RS 485 cable length limitations apply External test and rest control connections are optional and not necessary for the built in test and reset functionality of the MK1500 D The MK1500 D requires an external supply voltage not supplied from the backplate connected to termi nals A1 A2 The supply voltage range is 100 240 VAC 50 60 Hz Refer to the wiring diagram below for additional wiring required for the MK1500 D For additional informa tion on installation and use of the remote indicator refer to MK1500 D installation manual Do not modify any other wiring on the backplate when installing the remote indicator RCMA421H DCB 2 RCMA426H DCB 2 T1 A1 A2 MK1500 D K BENDER 7 LifeGuard MK1500 GFCI SERIES POWER CIRCUIT ON 1 TRIPPED T R Optional External 25 50 100 I EN I TEE TEST oo Test Reset Connections To supply voltage 100 240 VAC LifeGuard 2013 Bender Inc All Rights Reserved 25 Vz B E N D E R Installation Connection and Adjus
31. sibility is assumed by BENDER for any consequences arising from use of this document Turn OFF all sources of electrical power before performing any inspections tests or service on this equip ment Assume all circuits are live until they have been properly de energized tested grounded and tagged Failure to do so will result in equipment damage severe personal injury or death Proper operation of this equipment depends on proper installation Neglecting fundamental installation techniques will result in equipment damage severe personal injury or death Do not make any modifcations to this equipment Failure to do so will result in equipment damage or per sonal injury Only use manufacturer s and manufacturer recommended accessories with this equipment Failure to do so may damage the equipment beyond repair For installation in a wet location the ground fault circuit interrupter must be in a weatherproof enclosure rated for the environment Observe all national and local electrical code and standard requirements when installing this equipment Failure to do sill will result in equipment damage or severe personal injury Do not install the ground fault circuit interrupter on life support equipment Failure to observe this precau tion will result in severe personal injury or death The ground fault circuit interrupter provides ground fault protection only It does NOT provide short circuit or overload protection LifeGuard
32. so available from 0 to 10 seconds A digital display shows the measured fault current in real time This monitor detects both AC and DC faults and works on systems with variable frequency drives All adjustments are made using the three blue pushbuttons and the digital dis play located on the device Open the enclosure to view the ground fault monitor and follow the instructions below to make any necessary adjustments Three blue pushbuttons are present from left to right on the device UP arrow DOWN arrow and MENU ENTER button These are used to modify settings DO NOT MODIFY ANY SETTINGS OTHER THAN THOSE SHOWN BELOW All other settings are essential for proper operation of the GFCI and shall not be modified Adjust Trip Level Hold the MENU button down for several seconds A flashing Bb ee KEDI AL will appear on the screen re Press the MENU button A mA value will appear in the middle PA lt 15sec of the screen with I 2 at the top right hand corner i E Press the MENU button The number in the middle will flash LON x Press the UP and DOWN buttons to reach the desired trip re ad level Press the MENU button to confirm eal gt JN Hold down the MENU button for several seconds The flash Wn A ing AL will appear again Repeat this step to exit the menu re re and return to the main screen lt 15sec gt 15sec f A v lt feo Adjust Time Delay Hold the MENU button do
33. t Number Verification ce ccssssssessesssesssesssscssesssscssecssecssessssessesssecssesssscsssssascssessnecsseesseesseeeseenss 9 4 Installation Connection and Adjustments sessesssssosssssoessosoosesssossossoseossessessesses 10 4 1 MOUNT aerate at ctessdssseasestontentstecsoysetsoponsdsbusbsnessavosvstscsoyeeZaapeusdsastesetaddonset asbssZaavons ttvcedaelusededsedeceuses 10 4 1 1 Enclosure Backplate Sizes sescsssscssssesssscsssecssecssescessecsusecsnsessnscessecesscesseccescessscecsneessnceesneessasees 10 4 1 2 Mounting NEMA 4X Polycarbonate Enclosure 4X P CH Option csssssscsssecsssecsseeeees 10 4 1 3 Mounting NEMA 4X Stainless Steel Enclosure 4X SS CH Option csscssssecsseecsseeeees 11 4 1 4 Mounting NEMA 12 Painted Steel Enclosure 12 PA CH Option uw 12 4 1 5 Mounting Backplate Only With No Enclosure N Option csssscssseccsecsseeccssecsssecsseesees 13 4 2 WY UVM G EAEE E E aaeteciataseeaits 4 2 1 Wiring Single Phase Two Wire L1 N Standard MOdels csssssccssccssecsseecssecesseessees 4 2 2 Wiring Three Phase Three Wire L1 L2 L3 Standard Modele 4 2 3 Wiring Three Phase Four Wire L1 L2 L3 N Standard Models 4 2 4 Wiring 240Y 120 VAC L1 L2 N Standard Models ssssssscsssecssseccssecessecsnsecsneecsneeesseees 4 2 5 Wiring Single Phase Two Wire L1 N Compact MOdelS csssssccseccseccsseecssecesseessees 19 4 2 6 Wiring Three Phase Three Wire L1 L2 L3
34. ters GFCls are designed to detect and interrupt hazardous ground fault currents in grounded electrical systems The GFCI is installed in line between the power source and electrical load s If a ground fault is detected the integrated contactor will interrupt the power conduc tors of the circuit The GFCI may then be manually reset once the fault has been cleared Standard LifeGuard GFCls are packaged in a NEMA rated enclosure with options including NEMA 4X polycar bonate and NEMA 4X stainless steel LifeGuard GFCls may also be ordered on the backplate only with no enclosure to be integrated into existing enclosures cabinets This manual covers standard LifeGuard models up to 100 A rated load current For higher rated builds as well as builds with customized options outside the scope of this manual contact the manufacturer 1 2 Build Variations and Instructions LifeGuard GFCls are built to order systems Variations exist based on the type of build and the system it is uti lizedon When installing and using the device follow the correct instructions based on the device purchased and the system specifications Refer to Section 1 3 and Section 3 of this manual for more information on vari ations between models Standards listing of these devices vary with configuration and system parameters Refer to Section X X to locate the information specific to the ordered model Possible variations include but are not limited to System voltage
35. the main screen Ne lt 1 5 sec Q a A 8 N Fi W LER hi t i t n v gt lt A Matas ie gt 4 a kA z 5 o 3 amp 8 Set Point Adjustment Adjust Time Delay Hold the MENU button down for several seconds A flashing AL will appear on the screen Press the DOWN button until a flashing t is reached Press lt 15sec the MENU button Press the DOWN button once A number will appear in the middle t on inthe bottom left hand corner and a 2 at the top right hand corner saiet Press the MENU button The number in the middle will flash Press the UP and DOWN buttons to reach the desired trip delay Press MENU to confirm Hold down the MENU button for several seconds The flash ing t will appear again Repeat this step to exit the menu and return to the main screen A p Pie v i B a we t o gt e lt 1 5 sec sisser E J M Set Point Adjustment O Flashing Symbo v gt m gt 4 te Models which utilize this option are UL 508 listed 32 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments WZ B E N D E R 4 5 6 Field Adjustments Option D Models with option C utilize the RCMA423 D 2 or equivalent ground fault monitor These models allow for adjustment of the trip level steplessly from 30 mA to 3 A An adjustable time delay is al
36. tments 4 4 2 Option 2 Multiple Interconnected Installation COM460IP MK2430 This option is used when multiple GFCls shall be interconnected to each other Connecting BENDER GFCls togehter with RS 485 offers several new features A single MK2430 remote indicating station which provides alarm notification for all connected GFCls from one remote Refer to MK2430 user manual for more information on installation and setup Connection to BENDER s COM460IP communication gateway which allows for remote management of connected BENDER devices via either a web browser based GUI on a standard Ethernet network or via Modbus TCP Refer to steps below as well as the COM460IP user manual for more information LifeGuard GFCls support connecting to BENDER s COM460IP communication module The COM460IP pro vides a GUI interface for managing BENDER devices across a standard Ethernet network as well as function ing as a Modbus TCP gateway Connection between panels is made using a two wire RS 485 connection standard RS 485 limitations apply Follow the steps below to wire and set up the communication system Refer to COM460IP user manual for more detailed information on installation setup and use of the communication gateway Step 1 Wiring A two wire RS 485 connection is required across all LifeGuard panels and the COM460IP Connections are made at each device s A and B terminals Connections are made in a daisy chain formation and made directl
37. unted remote indicator LifeGuard 2013 Bender Inc All Rights Reserved 29 Vz B E N D E R Installation Connection and Adjustments 4 5 3 Field Adjustments Option A Models with option A utilize the RCM470LY 7113 or equivalent ground fault monitor These models allow for adjustment of the trip level steplessly from 6 mA to 600 mA An adjustable time delay is also available from 0 to 10 seconds This monitor detects AC faults only and is not compatible with systems with variable frequency drives All adjustments are made using the DIP switches and potentiom eters on the face of the monitor Open the enclosure to view the ground fault monitor and follow the instructions below to make any necessary adjustments AUH DO NOT CHANGE THE FIRST TWO DIP SWITCHES FROM THE LEFT These are essential for proper operation of the GFCI and shall not be modified A1 A2 T R 11 12 14 Alarm response range BENDER eee RCM Serie 470 100 MONITOR yy 6 60mA 10 100 mA 20 200 mA Aull TECT THT BAHNE 30 300ma TETI N 40 400 mA 60 600 mA L Time delay multiplier Only one or none of the numbered DIP switches shall be active down at any time This functions as the starting point for the desired trip level Once active use the potentiom
38. utilize the RCMA421H or RCMA426H ground fault module These models are fixed at a 6 mA trip level and use a fixed inverse time curve per UL 943 Neither is field adjustable This monitor can detect both AC and DC faults and works on systems with variable frequency drives Models which use these devices and are used on electrical systems with a line to ground voltage of 150 VAC or below are listed to UL 943 as Class A GFCls for personnel protection The Class A standard does not apply to higher system voltages however the same ground fault module and contactor are used to protect these sys tems such as 480 VAC and 600 VAC systems Models which utilize this option are UL 508 listed Refer to Section 5 1 for information on the front panel display for push button models or Section 5 2 for infor mation on versions which support communication and have the door mounted remote indicator 4 5 2 Field Adjustments Option 20 Models with option 6 utilize the RCMA421H or RCMA426H ground fault module These models are fixed at a 6 mA trip level and use a fixed inverse time curve per UL 943 Neither is field adjustable This monitor can detect both AC and DC faults and works on systems with variable frequency drives Models which utilize this option are UL 508 listed Refer to Section 5 1 for information on the front panel display for push button models or Section 5 2 for infor mation on versions which support communication and have the door mo
39. wn for several seconds A flashing a EDN AL will appear on the screen a r Press the DOWN button until a flashing t is reached Press cy 15 sec the MENU button ja Press the DOWN button once A number will appear in the EON s middle t on in the bottom left hand corner and a 2 at the re re top right hand corner ais D Press the MENU button The number in the middle will flash gt jo f Press the UP and DOWN buttons to reach the desired trip re ro delay Press MENU to confirm 7 Hold down the MENU button for several seconds The flash D j ing t will appear again Repeat this step to exit the menu Eee and return to the main screen 199 C Pasting sy Set Point Adjustment Flashing Symbol Models which utilize this option are UL 508 listed LifeGuard 2013 Bender Inc All Rights Reserved 33 V2 BENDER Operation 5 Operation 5 1 Front Panel Compact Models EN O LifeGuard GFCI ets ea ap Operation The GREEN POWER ON lamp illuminates when power is available on the Load side OJ The RED TRIPPED lamp illuminates when the GFCI has removed power from the LOAD side If unit has tripped clear the fault wait 10 seconds then press the Reset button to resume operation Testing Unit must be tested at least once per month Press the Test button for gt 2 seconds Unit must trip Ts The unit will self test for lt 10 seconds Aft
40. y to the A and B terminals on the internal RCMA421H RCMA426H monitor Refer to the diagram below A termination resistor DIP switch must be activated at the devices at the beginning and end of the chain Devices in the middle will have this switch set to OFF RS 485 RS 485 RS 485 Termination Termination Termination com off on off on off on R R R Termination off on R LifeGuard Panel 1 LifeGuard Panel 2 MK2430 Internal RCMA Monitor Internal RCMA Monitor Remote Station COM460IP jeos TO e e e 200 A B A B A B A B The maximum total length of the RS 485 with no repeater is 3900 ft 1200 m For greater distances an RS 485 repeater is required BENDER part number DI 1DL Connection of an MK2430 remote indicating station is optional The MK2430 provides alarm notification as well as test functionality for multiple connected GFCls from a single module For more information on setting up an MK2430 remote refer to the MK2430 user manual 26 2013 Bender Inc All Rights Reserved LifeGuard Installation Connection and Adjustments Z B E N D E R Step 2 Set RS 485 Addressing The RS 485 bus operates on a master slave principle Each device on the RS 485 communication bus requires a unique sequential address Set the COM460IP to address 1 to set it as the master Refer to COM460IP user m

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