User Manual
Contents
1. OUTPUT CONTACTS Trip Contact Activated and latch by leakage fault trip manual test trip or ZCT connection fault Positive Safety Activated when the relay is power up and function correctly with no tripping Contact Pre fault Alarm Activated when the measured leakage current gt 50 of the lAn and self reset when the Contact measured leakage current lt 45 of the IAn Activated and latch when the relay is tripped Table 3 Output contact description RECORDS a Record the 3 latest tripped faults current or tSt for manual trip test b The records are stored in non volatile memory C Toclear the entire record database Step 1 When the relay is healthy press RESET button to step to most recent trip fault record or FUNC digit shown A Step 2 Press A and V buttons simultaneously and hold for 3 5s or the DATA show 0 It will clear the entire fault records database TECHNICAL DATA AUXILIARY SUPPLY DING 1042 SO AIG csiccsivecccpeseesssevatccaserscestacesidessictscassieeeiens 184 276 VAC DIN310E 230A Gc ceenccnccescarcnrieatevcceniceate aces 184 276 VAC Rated TSC USINGY easesctsseuseraee tate cai vata ss ncsesGedeblaaeusienereeeeaes 50Hz or 60Hz VATTING eae en a re ener eee 3 VA typical SETTING RANGES Sensitivity ACIUSUNEM csi ccscicecenhcesdedapicseedobeccesdehiniesentspeesd 30mA 50mA 0 10 1 00A step 50mA 1 00 10 0A step 1 00A Delay time adjUStMent cc2. Alarm FUNC DP1 DATA LED LED display indicator display Saus 0 0 0 0 0 No auxiliary supply 0 0 X X 1 Normal condition no tripping 0 B X X X Leakage current gt 50 of the lAn 0 FB X X Leakage current gt 85 of the lAn Trip time delay running 1 1 0 0 B Relay tripped 0 0 1 0 1 Scroll through setting 0 0 1 1 1 Scroll through records 0 0 B 0 1 DATA programming mode 1 1 X X Ct ZCT connection fault X X X X tSt Manual trip test Table 1 Relay status displayed 1 O0N 0 OFF X Don t care B Normal blink FB Fast blink 3 PUSH BUTTONS OERATION a Integral Trip Test Press the TEST button and hold for 3 5s to perform an integral test on the relay ranging from the analog sensing circuitry to output contact s of the relay as well as the relay indicators and display e During the testing process the first 2s is to simulate the pre fault alarm condition then follow by 1 5s testing on the trip time delay End of time delay relay trip b Leakage Fault Trip Reset Manual Test Trip Reset Press the RESET button once or through digital input port C ZCT Connection Fault Reset Press the RESET button once or through digital input port Reset is inhabited if the fault is not rectify d Parameters Viewing When the relay is operate normal and healthy condition press the RESET button to step through the various function
3. DIN310 amp DIN310E Earth Leakage Relay User s Manual A BRIEF OVERVIEW 1 i 1An A A Fit1 FIt3 cl At s h Ft2 a Trip status indicator Symbols b Model c Alarm status indicator lan Sensitivity setting ele ene Dutton At Time delay setting e Decrement button f Reset button Fit 1 Fault record 1 Most recent Int test butt i a Fit 2 Fault record 2 h DP2 indicator i DP1 indicator Fit 3 Fault record 3 Oldest j FUNC display k DATA display DESCRIPTION The DIN310 and DIN310E are microprocessors based earth leakage relays designed for measure the low level current flowing from the live part of the installation to the earth in the absent of the insulation fault A zero phase current transformer is connected to the relay and function as the sensor for sensing the leakage current All conductors of the circuit to be protected shall go through the ZCT For better fault preventive control of the system or equipment to be protected DIN310E series comes with a pre fault alarm contact and a positive safety contact The pre fault alarm contact is activated whenever the leakage current exceed 50 of the sensitivity setting While the positive safety contact is activated if the relay is power up and function correctly The DIN310E series also built in a digital input port for remotely reset the relay after leakage fault trip manual test trip or ZCT connection fault 2 LIGHT INDICATORS Trip
4. ceeeeseeeeeeeeeeeseeeeeeeeeeeseeeeees Instantaneous 0 1 3 0s step 0 1s RECORD Fauli record EE E 3 latest trip fault current or tSt for manual trip test Storage sereen A e aS Non volatile memory DIGITAL INPUT PORT Remote reSt ismeros minnas ri once veaeunieneasuoeteaias N O Dry contact OUTPUT CONTACTS Contact OUiNG c csecessvssanencusecunsaryniomensereoutesdey ORIEN Entant SA NO 3A NC 250V AC1 Contact AMAMOSING MW icscecstenssincsadasesansecadeintsatiateansadabarw sade Change over Expected electrical life cccccsccccccssssseeecceseeseeseneaeees 10 000 at rated current Expected mechanical life cccssssssseeeeeeeeeesseeseeeeees 5 000 000 operations INDICATORS Pre ta lt AN ereen Red indicator Leakage trip delay timMe ccsssceeeeeeeecesssseeereeeeeenees Red indicator Leakage SINS sree azteca ancaee scan ate ineucesoms ees ceae ase coeen areata 7 segment display and red indicators Manual test tip s 2s22usesecneusssecseuraceveausseecaaveasceceaysetesaaueszeie 7 segment display and red indicators ZGT connection falt seire 7 segment display and red indicators TAP TSC OS noiai GA 7 segment display Real time leakage CUrTent eeeeeeeeeeeeeeeeeeeeeeeeeeeees 7 segment display ZERO PHASE CURRENT TRANSFORMERS To operate with Mikro s ZCT series of current transformers MECHANICAL NAGAI eee a teeta eects Standard 35mm DIN rail mounting Approximate WeIGNL cccccsscs
5. s When step through the parameters press RESET button and hold for 1 5 second to jump direct to the default FUNC FUNC DP1 DP2 Symbols Description Blank Off Note 1 Real time leakage current display Default 1 Off X lAn Sensitivity setting A 2 Off X At Trip time delay setting second A On Note 1 Fit 1 Fault record 1 Most recent b On Note 1 Fit 2 Fault record 2 C On Note 1 Fit 3 Fault record 3 Oldest Table 2 List of FUNC code displayed Note 1 If DP2 is OFF The unit for the DATA displayed is in mA If DP2 is ON The unit for the DATA displayed is in ampere A e Parameters Setting Step 1 Press RESET button to step to desired FUNC or parameter Step 2 Press A and W buttons simultaneously and hold for 1 5s to enter programming mode The FUNC digit blink to indicate the relay has enter into the programming mode Step 3 Press A or W button to increase or decrease the parameter value Step 4 To save the selected value press A and W buttons simultaneously and hold for 1 5s It will exit the programming mode with DATA displaying the new setting To exit programming mode without saving the selected setting press the RESET button once DIGITAL INPUT PORT a This digital port is for remotely reset the relay when tripped or ZCT connection fault b To reset the relay make a connection between terminals 4 and 5 of the relay
6. ssssssseeeeeeseeeeseeseseeeenees 0 38kg excluding ZCT 9 CONNECTION DIAGRAMS Typical application diagram for DIN310 series AUX L1 L2 L3 N PE MIKRO ZCT The EARTH wire must not pass through the ZCT 1SHUNT TRIP een Typical application diagram for DIN310E series AUX L1 L2 L3 N PE L N REMOTE RESET MIKRO ED JJ ZCT The EARTH wire J 1 DIN310E must not pass CEELELI sarin I CONTACTOR ALARM 4 oo CONTACT a 144 2 CONTACT Y a I 3 Tee TeLe I 10 CASE DIMENSION 71mm i k 70 mm WW Gy e a O D or WWW Gg 20mm _v_ 30mm 20mm 20mm Applicable to DIN310E series only
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