Chromalox VERSATHERM PE414-3 User's Manual
Contents
1. 4 5kW 240V 2 1Ph 2 x 10 amps 15 4 5kW 208V 1 1Ph 22 amps 4 5kW 240V 1 3Ph 11 amps 15 4 5kW 208V 2 1Ph 2 x 11 amps 4 5kW 240V 2 3Ph 2 x 6 amps 15 4 5kW 208V 1 3Ph 13 amps 4 5kW 480V 1 1Ph 10 amps 15 4 5kW 208V 2 3Ph 2 x 7 amps 4 5kW 480V 1 3Ph 6 amps 15 6 0kW 240V 1 1Ph 25 amps 9 0kW 480V 1 1Ph 19 amps 59 6 0kW 240V 2 1Ph 2 x 13 amps 9 0kW 480V 1 3Ph 11 amps 59 6 0kW 240V 1 3Ph 15 amps 18kW 480V 1 1Ph 38 amps 59 7 6 0kW 240V 2 3Ph 2 x 8 amps 18kW 480V 2 1Ph 2 x 19 amps 59 8 6 0kW 480V 1 1Ph 13 amps 18kW 480V 1 3Ph 22 amps 59 Hn 6 0kW 480V 1 3Ph 8 amps 18kW 480V 2 3Ph 2 x 11 amps 59 2 12kW 480 1 1Ph 25 amps 11 7 PCN 100036 054 304745 003 12kW 480V 1 3Ph 15 amps 5 0kW 120V 1 1Ph 42 amps 24kW 480V 1 3Ph 29 amps 5 0kW 208V 1 3Ph 14 amps 4 24kW 480V 2 3Ph 2 x 15 amps 5 0kW 240V 1 3Ph 13 amps 3 PCN 100386 054 304745 306 20KW 240V 2 1Ph 2 x 42 amps 8 2 5kW 120V 1 1Ph 21 amps 20KW 240V 2 3Ph 2 x 25 amps 30 2 2 5kW 120V 2 1Ph 2 x 11 amps PCN 100360 054 304745 404 2 5kW 240V 1 1Ph 11 amps 3 0kW 120V 1 1Ph 25 amps 20 2 5kW 240V 1 3Ph 7 amps 3 0kW 208V 1 3Ph 9 amps 20 10kW 240V 1 1Ph 42 amps 6 0kW 120V 1 1Ph 2 x 25 amps 20 10kW 240V 2 1Ph 2 x 21 amps 6 0kW 208V 1 3Ph 17 am2. Heater must be installed by a qualified person in accordance with the National Electrical Code NFPA 70 1 Vertical Mounting Preferred When the heater is vertically mounted the electrical enclosure will be at the top of the heater The inlet pipe will be located on the side near the bottom of the heater and the outlet pipe at the e NZ Figure A Vertical Mounting Incorrect Correct The axis of the chamber will be in a vertical position as in Figure A 2 Horizontal Mounting Optional When mounting heater horizontally inlet and outlet pipes must be up In any other position heater cannot be purged of air and elements may be seriously damaged See Figure B Note Heater cannot be completely drained in the horizontal posi tion When mounting the heater allow adequate spacing for drain ing the heater Correct Incorrect Figure B Horizontal Mounting 3 Whether vertical or horizontal the heater should be rigidly mounted so that vibration is at a minimum since excessive vibration will result in erratic thermostat operation if thermo stat is used instead of thermocouple The NWHOSR NWH SRG is provided with mounting lugs to support the heating chamber See drawing on front page FIRE HAZARD An integral thermostat if used is designed for temperature control service only Because the thermostat is not fail safe it should not
3. in step 3 Stick this to the inside of your electrical enclosure Step 5 Peel off corresponding Volts circuit phase and kW info from the Wiring Diagram sheet and stick to the designated spot on the nameplate These labels will cover the maximum rating stamped on the nameplate Step 6 Wire Heater according to the sticker on the inside of your electrical enclosure from step 4 Water Applications Water Applications Approx Watts Wiring Approx Watts Wiring Watts Volts Circuit Phase amps Sq In Diag Watts Volts Circuit Phase amps Sq In Diag PCN 100327 054 304745 301 PCN 100378 054 304745 305 4 5kW 120V 1 1Ph 38 amps 15 7 SkW 240V 1 3Ph 1 3 amps 6 9 0kW 240V 1 1Ph 38 amps 59 75 120V 1 1Ph 7 amps 9 0kW 240V 1 3Ph 22 amps 59 75kW 208V 1 3Ph 2 1 amps 18kW 240V 2 1Ph 2 x 38 amps 59 8 1 5kW 120V 1 1Ph 13 amps 18kW 240V 1 3Ph 44 amps 59 Hn 1 5kW 120V 2 1Ph 2 x 7 amps 18kW 240V 2 3Ph 2 x 22 amps 59 2 1 5kW 208V 1 3Ph 4 2 amps 5 6 100028 054 304745 002 1 5kW 240V 1 1Ph 7 amps PCN 100343 054 304745 302 1 5kW 240V 1 3Ph 3 7 amps 2 25kW 208V 1 1Ph 11 amps 1 5kW 480V 1 3Ph 4 amps 2 5kW 240V 1 1Ph 11 amps 15 13 2 25kW 208V 1 3Ph 7 amps 2 5kW 240V 1 3Ph 6 amps 15 1 3 0kW 240V 1 1Ph 13 amps 4 5kW 240V 1 1Ph 19 amps 15 7 3 0kW 240V 1 3Ph 8 amps
4. 100079 32 WHSRG 06 024P E2 100378 E1 E2 41 30 NWHSRG 06 040P E1 100095 44 WHSRG 06 040P E2 100386 GENERAL READ ALL INSTRUCTIONS BEFORE USE FIRE EXPLOSION HAZARD Ordinary location heaters designated 1 are not intended for use hazardous atmospheres where flammable vapors gases liquids or other combustible atmospheres are present as defined in the National Electrical Code Failure to comply can result in personal injury or property damage This design has the versatility of field adjustments of voltage kW through various wiring combinations The NWHSRG model is a general purpose water circulation heater intended for indoor use E2 designs have a Moisture Resistant Explosion Resistant enclosure Designs are up to 40kW DO NOT USE THE NWHSRG MODEL FOR OIL The NWHOSR model is a general purpose regular and fuel oil solution circulation heater intended for use indoors E2 designs have a Moisture Resistant Explosion Resistant enclosure Designs up to 10kW DO NOT USE THE NWHOSR MODEL FOR WATER Ensure the wiring guide for oil is used for the correct wiring diagram Both the NWHSRG and NWHOSR use six INCOLOY sheath elements welded to a steel 2 5 screw plug The vessel is cast iron and is surrounded by 1 5 insulation and a sheet metal jacket For water applications the vessel has a galvanized coating A J type thermocouple in a thermowell is standard These versaTHERM heat
5. high humidity is encountered the con duit should slope down away from the heater Refer to appropriate wiring diagram for your model heater from the Wiring Guide on next two pages BU p The specific Wiring Guide provides easy to follow steps to determine the appropriate wiring diagram for your heater instal lation Figure 1 may be referenced as a general diagram of how a contactor and temperature control are used in conjunction with the specific wiring diagrams Use ground fault protection equipment where electrical insula tion failure can cause process problems When element wattages are not equal heaters must not be con nected in series If flexible cord is employed a watertight connector should be used for entry of the cord into the electrical enclosure Outdoor applications require liquid tight conduit and connectors If application uses a standard PCN at different voltages and kWs from the Wiring Guide refer to the Customer Wiring Guide Supplement if included with these instructions or con tact Customer Service at 800 368 2493 ao N A WIRING GUIDE OIL NWHOSR Directions Step 1 Select the PCN number below which matches the PCN number on your heater Step 2 Choose your kW Volts phase and number of circuits under your PCN number you must know the kW and watt density watts sq in needs for your application Step 3 Note the Wiring diagram for your selection Step 4 Go
6. Chromalox Installation Operation and RENEWAL PARTS IDENTIFICATION SERVICE REFERENCE REFERENCE Supersedes PE414 2 PE414 3 161 304777 001 DATE MAY 2007 versaTHERWM Circulation Heaters for Oil or Water Heating Dimensions Inches Specifications Table A Specifications Table 7 7 8 Rotatable Dim In Dim In te ee rq cS ff fale 4 Cast Iron Body Oil 5 to 10 kW Cast Iron Body Oil 5 to 10 kW p Conduit er 4 8p H 29 19 NWHOSR 06 04P5 E1 100108 32 19 NWHOSR 06 04P5 E2 100255 peng 29 19 NWHOSR 06 04P5 E1 100116 32 19 NWHOSR 06 04P5 E2 100263 1 34 18 41 3084 NWHOSR 06 005P E1 100124 44 WHOSR 06 005P E2 100271 29 19 NWHOSR 06 006P E1 100132 32 WHOSR 06 006P E2 100280 A 29 19 NWHOSR 06 006P E1 100140 32 WHOSR 06 006P E2 100298 B B 41 30 NWHOSR 06 010P E1 100159 44 WHOSR 06 010P E2 100300 Galvanized Body Water 5 to 40 kW ody Water 5 to 40 kW 29 19 NWHSRG 06 018P E1 100010 32 WHSRG 06 018P E2 100327 inet KC y 29 19 NWHSRG 06 018P E1 100028 32 WHSRG 06 018P E2 100343 1 FNPT 41 3034 NWHSRG 06 020P E1 100036 44 WHSRG 06 020P E2 100351 2 Mtg Lugs 29 19 NWHSRG 06 024P E1 100044 32 WHSRG 06 024P E2 100360 peer Beep aaa 29 19 NWHSRG 06 024P E1
7. N HEAT AND CONTROL 2150 N RULON WHITE BLVD OGDEN UT 84404 00 003 Phone 1 800 368 2493 www chromalox com TA UO0 K Litho in U S A
8. OSR is designed as a flow through cause an explosion or fire heater The chamber must be full for safe operation MAINTENANCE AWARNING ELECTRIC SHOCK HAZARD Disconnect all power before servicing heater Failure to do so could result in personal injury or property damage Heater must be serviced by a qualified person in accordance with the National Electrical Code NFPA 70 1 Remove heating element assembly periodically to check heater sheath for sealing corrosion or excessive oxidation Correct operating conditions to minimize sheath deterioration Refer to warnings in operation section Drain heater periodically to remove sludge deposit Deposits can act as an insulator and shorten heater life N Note User is responsible for maintenance schedule based on their knowledge of the heated medium and operating conditions 3 Periodically check temperature control operation to insure accurate and safe process operation 4 Check all electrical connections periodically and retighten con nections which may have loosened in service Replace wire and wire terminals which show signs of oxidation which would interfere with establishment of reliable electrical connections 5 Correct any excessive leaking Also refer to the last step in the installation section regarding adequate collection drainage 6 Reinstallation steps A Reseal thread fittings with adequate seal material for the pressure temperature rating on your heater B Re
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10. als and property at your location WIRING AWARNING T ELECTRIC SHOCK HAZARD Any installation involv Heater 2 p equipment disconnect ing electric heaters must be performed by a quali gt With overcurrent protection fied person and must be effectively grounded in i accordance with the National Electrical Code to 18 or 30 Refer to wiring Thermostat Control voltage eliminate shock hazard diagram designated from the 1 e5 Li I the Wiring Guide for specific ei wiring directions to Erebi F ese 2 Type J ACAUTION nee or oci Temperature control is standard Ensure the correct Wiring Guide is used for your heated medium and model type and ensure the correct wiring diagram is used Miswiring could result in an unsafe wattage Figure 1 Thermocouple 1 Be sure line voltage matches your intended voltage and does not exceed the max voltage on the nameplate Note Dotted lines indicate customer furnished Complete power temperature Electric wiring to heater must be installed in accordance with control panels or components are available Contact Chromalox 1 800 443 2640 local and National Electrical Codes by a qualified person as for more information and assistance defined in the NEC Power controllers must be used with this product Electrical wiring to heater should be with rigid conduit or flex ible conduit to keep corrosive vapors and liquids out of the electrical enclosure If
11. be used for temperature limiting duty Wiring to this device is the responsibility of the user AWARNING FIRE HAZARD Since heaters are capable of devel oping high temperatures extreme care should be taken to A Provide minimum of 6 spacing from chamber and related piping to nearest combustible mate rial B Do not operate near combustible fluids or in combustible vapor or gas laden atmosphere A Ensure clearance is available to allow removal of the heating assembly from the chamber Generally this is a space extend ing from the electrical enclosure equal to the length of the entire unit Otherwise removing the entire heater may be required to service the heater Standard side inlet can be changed to the end connection for ease of piping Mount heaters to permit unrestrained expansion of the chamber due to temperature This may be accomplished by using a slot ted mounting assembly on either of the mounting lugs If two or more heaters are required to provide the heating capacity pipe units in series or parallel EXPLOSION HAZARD When heating in closed ves sels controls and back up controls must be used to regulate build up of temperature and or pres sure N 8 A pressure relief valve should be provided by customer at out let of vessel There should be no other valving between vessel and relief valve 9 Install adequate collection drainage below the heater to prevent damage to other materi
12. e7 unim ajdwes PRE OPERATION 1 Follow the instructions for operation of your application Ensure your procedure includes A Make sure all electrical and piping connections are tight B Remove all air from the heater and piping OPERATION Important NWHOSR NWHSRG Circulation Heaters are equipped with INCOLOY heating elements and cast iron heating chambers galvanized for the NWHSRG It is the responsibility of the purchaser of the heater to know the chemical composition of the corrosive solution and the character of the materi als entering the solution as well as the corrosive effect of the solution upon the heating elements and chamber If the heater is not properly submerged the heat ing elements will overheat and could result in a fire or damaged equipment 1 Do not heat solutions that are corrosive to the heating element sheath or the heating chamber 2 Terminal ends of heater must be protected from drippings con densation spray or direct spill over of material Their presence at the terminals may damage heater electrical insulation 3 If foreign material is carried by the liquid flow install suitable filters in the inlet pipeline to the heater Liquid flow to the heater should be free of suspended solids Sheath corrosion can result in a ground fault which 4 Do not allow heater to operate when liquid flow is interrupted depending upon the solution being heated can 5 The NWHSRG NWH
13. ers are designed for 150 psig max at 35 F min to 300 F max 2010 Chromalox Inc IMPORTANT It is the responsibility of the purchaser of the heater to make the ultimate choice of sheath material based upon his knowledge of the chemical composition of the corrosive solution character of the materials entering the solution and controls which he maintains on the process ELECTRIC SHOCK HAZARD Disconnect all power before installing or servicing heater Failure to do so could result in personal injury or property dam age Heater must be installed or serviced by a qualified person in accordance with the National Electrical Code NFPA 70 AWARNING The system designer is responsible for the safety of this equipment and should install adequate back up controls and safety devices with their electric heating equipment Where the conse quences of failure could result in personal injury or property damage back up controls are essential If foreign material is to be carried by the liquid flow install suitable filters in the inlet pipe to the heater Ensure the temperature pressure is controlled below the vapor point of the liquid at all times and is within the temperature pres sure ratings for this heater Heating elements must be completely immersed in liquid when energized INSTALLATION ELECTRIC SHOCK HAZARD Disconnect all power before installing heater Failure to do so could result in personal injury or property damage
14. fer to the pre operation section RENEWAL PARTS IDENTIFICATION Description Standard PCN le t Parts Common To All PCNs NWHOSR 06 04P5 E1 100108 156 304748 001 Thermocouple 12 Type 309 304460 012 NWHOSR 06 04P5 E1 100116 156 304748 002 Thermocouple 24 Type J 309 304460 024 NWHOSR 06 005P E1 100124 156 304748 003 Bayonet Fitting 001 027343 007 NWHOSR 06 006P E1 100132 156 304748 004 NWHOSR 06 006P E1 100140 156 304748 005 NWHOSR 06 010P E1 100159 156 304748 006 NWHSRG 06 018P E1 100010 156 304748 001 NWHSRG 06 018P E1 100028 156 304748 002 NWHSRG 06 020P E1 100036 156 304748 003 NWHSRG 06 024P E1 100044 156 304748 004 NWHSRG 06 024P E1 100079 156 304748 005 NWHSRG 06 040P E1 100095 156 304748 006 NWHOSR 06 04P5 E2 100255 156 304748 301 NWHOSR 06 04P5 E2 100263 156 304748 302 NWHOSR 06 005P E2 100271 156 304748 303 NWHOSR 06 006P E2 100280 156 304748 304 NWHOSR 06 006P E2 100298 156 304748 305 NWHOSR 06 010P E2 100300 156 304748 306 NWHSRG 06 018P E2 100327 156 304748 301 NWHSRG 06 018P E2 100343 156 304748 302 NWHSRG 06 020P E2 100351 156 304748 303 NWHSRG 06 024P E2 100360 156 304748 304 NWHSRG 06 024P E2 100378 156 304748 305 NWHSRG 06 040P E2 100386 156 304748 306 Limited Warranty Please refer to the Chromalox limited warranty applicable to this product at http www chromalox com customer service policies termsofsale aspx Chromalox PRECISIO
15. mps 5 0kW 120V 1 1Ph 42 amps 4 5KW 208V 1 3Ph 13 amps 5 0kW 208V 1 8Ph 14 amps 11 4 4 5kW 208V 2 3Ph 2 x 7 amps 5 0KW 240V 1 1Ph 21 amps 11 10 1 1Ph 25 amps 5 0kW 240V 1 3Ph 13 amps 11 3 B 2 1Ph 2 x 13 amps PCN 100132 P N 052 304749 004 1 3Ph 15 amps PCN 100280 P N 052 304749 304 2 3Ph 2 x 8 amps 3 0kW 120V 1 1Ph 25 amps 1 1Ph 13 amps 3 0kW 208V 1 3Ph 9 amps 1 3Ph 8 amps 6 0kW 120V 1 1Ph 50 amps PCN 100159 P N 052 304749 006 6 0kW 208V 1 3Ph 17 amps PCN 100300 P N 052 304749 306 6 0kW 208V 2 3Ph 2 x 9 amps TENCE amps 2 1Ph 2 x 11 amps 1 3Ph 7 amps 1 1Ph 11 amps 1 3Ph 7 amps Half of the heating elements are used 1 1Ph 42 amps For E2 affix to sheet metal on outside of enclosure 2 1Ph 2 x 21 amps 1 3Ph 25 amps 2 3Ph 2 x 13 amps 1 1Ph 21 amps 1 3Ph 13 amps 1 3Ph 6 amps 15 43 3 0kW 240V 11 7 WIRING GUIDE WATER NWHSRG Directions Step 1 Select the PCN number below which matches the PCN number on your heater Step 2 Choose your kW Volts phase and number of circuits under your PCN number you must know the kW and watt density watts sq in needs for your application Step 3 Note the Wiring diagram for your selection Step 4 Go to Wiring Diagram sheet Peel off the diagram that matches the
16. ps 20 10kW 240V 1 3Ph 25 amps 6 0kW 208V 2 3Ph 2 x 9 amps 20 10kW 240V 2 3Ph 2 x 13 amps 12kW 240V 1 3Ph 29 amps 78 10kW 480V 1 1Ph 21 amps 24KW 240V 3 1Ph 3 x 34 amps 78 10kW 480V 1 3Ph 13 amps 24KW 240V 2 3Ph 2 x 29 amps 78 20kW 480V 1 1Ph 42 amps 20KW 480V 1 3Ph 25 amps 40kW 480V 2 1Ph 2 x 42 amps 40kW 480V 2 3Ph 2 x 25 amps Half of the heating elements are used For E2 affix to sheet metal on outside of enclosure WIRING dAddV9O 3 LSNW S38IM TIY 6 SNOILO3NNOO H3Wolsno O13 ZIL 112 11 GSMYVW S38IM TIY E SALON 91 LINDYID L Hd 1 9 LINDHID L Hd L 9 LINDHID 1 HdL 1 91 LINDHID 1 f I I I I 7 2 2 i 2 i 7 Re 02 Ze 4 5 ae 7 5 Soy Po ii ae 22 Ss 7 S 7 Pin ti ahh I 1 1 I ae zu eu mu Su cc wars mue Lit ell zu n LL za nm 01 1 Hd1 9 LINDUIO Hd 1 2 01 LINDUIO 2 1 1 L LINY 1 1 l a x 2 d zo amp 0 RNS X 79 Qu qu 7 pagos RE S Mire I I AINO I 1 I V snouvorddy A d MAOZ 1 NO I
17. to Wiring Diagram sheet Peel off the diagram that matches the in step 3 Stick this to the inside of your electrical enclosure Step 5 Peel off corresponding Volts circuit phase and kW info from the Wiring Diagram sheet and stick to the designated spot on the nameplate These labels will cover the maximum rating stamped on the nameplate Step 6 Wire Heater according to the sticker on the inside of your electrical enclosure from step 4 Oil Applications Oil Applications Approx Watts Wiring Approx Watts Wiring Watts Volts Circuit Phase amps 154 In Diag Watts Volts Circuit Phase amps Sq In Diag PCN 100108 P N 052 304749 001 PCN 100140 P N 052 304749 005 PCN 100255 P N 052 304749 301 PCN 100298 P N 052 304749 305 4 5kW 120V 1 1Ph 38 amps 15 7 SkW 240V 3Ph 1 3 amps PCN 100116 P N 052 304749 002 TSkW 120V 1Ph 7 amps PCN 100263 P N 052 304749 302 75kW 208V 3Ph 2 1 amps 1 3Ph 2 amps 5 1 5kW 120V 1Ph 13 amps 1 1Ph 11 amps 15 1 5kW 120V 2 1Ph 2 x 7 amps 1 3Ph 7 amps 15 1 5kW 208V 1 3Ph 4 2 amps 1 1Ph 19 amps 15 7 1 5kW 240V 1 1Ph 7 amps 2 1Ph 2 x 10 amps 15 8 1 5kW 240V 1 3Ph 3 7 amps 1 3Ph 11 amps 15 2 25kW 208V 1 1Ph 11 amps 1 1 1 2 3Ph 2 x 6 amps 15 2 2 25kW 208V 3Ph 7 amps 1 1Ph 10 amps 15 10 3 0kW 240V 1Ph 13 amps 3Ph 8 amps PCN 100124 P N 052 304749 003 4 5kW 208V 1 1Ph 22 a
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