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Startco Engineering Ltd. 

Page 9 

 

SE-704 Earth-Leakage Monitor 

Rev. 0 

 
 

Pub. SE-704-M, January 18, 2008. 

5.  T

ECHNICAL

 S

PECIFICATIONS

 

Supply: 
 0U 

Option..............................2.5 

VA, 

120 to 240 Vac, 

(+20, -55%) 50/60 Hz,  

 

 

 

2.0 W, 100 to 240 Vdc, 

(+20, -25%) 

 

0D Option..............................2.0 W, 12 to 30 Vdc, 

(+20, -25%) 

 

0T Option ..............................2.0 W, 40 to 55 Vdc, 

(+20, -25%) 

 

03 Option...............................2.5 VA, 24 Vac,  

 

 

 

(+15%, -40%), 50/60 Hz  

 
Trip-Level Settings.......................10, 30, 60, 80, 100, 150, 

200, 300, 400, and  

   

500 

mA 

 
Trip-Time Settings........................30, 55, 100, 200, 300, 

400, 500, 600, 800, and 
1,000 ms 

 
Accuracies:  

(1, 2)

 

  Trip Level:  

(3, 4)

 

    > 60 mA................................+ 0, -10% 
    = 60 mA................................+ 0, -10 mA 
    = 30 mA................................+ 0, -6 mA 
    = 10 mA................................2 mA 
 Trip 

Time 

(5)

..............................10 ms  

 
Input: 
  Algorithms...............................DFT Digital or Peak 
    DFT 3 dB Frequency Resp ...32 to 86 Hz 
    Peak 3 dB Frequency Resp ...20 to 420 Hz 
  CT .............................................SE-CS30 Current Sensor 
  CT 

Detection........................Open-Circuit Detection 

 Thermal 

Withstand: 

    Continuous ...........................25 A Earth-Fault  
   

Current 

    1-Second...............................400 A Earth-Fault  
   

Current 

 
Analog Output: 
  Range.......................................0 to 5 Vdc, 10 mV per mA 
 Output 

Impedance...................220 

 

 
Reset..............................................Front-Panel Switch and 
   

Remote 

N.O. 

Contact 

 

Functional Test ............................ Front-Panel Switch 
 
Output Relay: 
 Contact 

Configuration ........... Isolated N.O. and N.C. 

  Operating Mode ..................... Fail-Safe or Non-Fail-Safe 
  CSA/UL Rating ..................... 8 A Resistive, 250 Vac, 
     

8 A Resistive, 30 Vdc 

Supplemental Contact Ratings: 
  Make/Carry 0.2 s .............. 20 A 
  Carry Continuous.............. 8 A 
 Break: 
  dc.................................. 30 

Resistive, 

     

15 W Inductive  

   

(L/R 

0.04) 

  ac.................................. 2,000 

VA 

Resistive 

   

1,400 

VA 

Inductive 

   

(PF 

0.4) 

    Subject to maximums of 8 A and 250 V (ac or dc). 

 
Operating Mode........................... Latching or Autoreset 
 
Terminals ..................................... Wire Clamping, 
 

 

 

24 to 12 AWG 

 

 

 

(0.2 to 2.5 mm

2

) conductors 

 
Dimensions: 
 

Height ..................................75 mm (3.0") 

 

Width...................................55 mm (2.2") 

 

Depth ...................................115 mm (4.5") 

 
Shipping Weight.........................0.45 kg (1 lb.) 
 
Environment: 
  Operating Temperature....... -40°C to 60°C 
  Storage Temperature........... -55°C to 80°C 
 Humidity.............................. 85% 

Non-Condensing 

 

Surge Withstand ...................... ANSI/IEEE 37.90.1-1989 

(Oscillatory and Fast 
Transient) 

 
EMC Tests: 
  Verification tested in accordance with EN 50263:2000 
 Electrostatic 

Discharge......IEC 

61000-4-2, EN 61000-4-2, 

   

6 kV Contact Discharge 

   

8 kV Air Discharge 

 
 Radiated 

RF.......................IEC 

61000-4-3, EN 61000-4-3 

   

10 V/m, 80-1000 MHz, 

   

80% AM (1 kHz) 

   

10 V/m, 900 MHz, 

   

200 Hz Pulse Modulated 

 

Summary of Contents for SE-704

Page 1: ...MONITOR PWR CT TRIP TEST RESET TIME ms 30 400 55 100 200 300 500 600 800 1000 10 LEVEL mA 150 30 60 80 200 300 400 500 100 STARTCO E N G I N E E R I N G L T D Copyright 2008 by Startco Engineering Ltd...

Page 2: ...This page intentionally left blank...

Page 3: ...Analog Output 3 2 5 Self Diagnostics 3 3 Installation 3 4 SE 704 Compatibility 4 5 Technical Specifications 9 6 Ordering Information 10 7 Warranty 10 8 Performance Test 11 LIST OF FIGURES PAGE 1 SE 70...

Page 4: ...Startco Engineering Ltd Page ii SE 704 Earth Leakage Monitor Rev 0 Pub SE 704 M January 18 2008 This page intentionally left blank...

Page 5: ...levels to be used by rejecting harmonics that can cause nuisance tripping The VARIABLE FREQUENCY setting uses a peak detection algorithm with a wider band width for fault detection in variable freque...

Page 6: ...9 2 41 2 95 0 27 MOUNTING DETAIL NOTE 2 0 34 TOP OFF ON FIXED FREQUENCY VARIABLE FREQUENCY FAIL SAFE LATCHING NON FAIL SAFE AUTORESET 3 4 2 1 CONFIGURATION SWITCHES NOTES 1 DIMENSIONS IN MILLIMETRES...

Page 7: ...cle supply voltage If the problem persists consult Startco 3 INSTALLATION This earth leakage monitoring system consists of an SE 704 earth leakage monitor and an SE CS30 current sensor connected as sh...

Page 8: ...04 enclosure Both generations of SE 704 are compared in Table 1 The SE 704 was previously available with SE 704 01 120 Vac and SE 704 02 240 Vac control voltage options These have been discontinued An...

Page 9: ...TING SCREWS M4 OR 8 32 68 0 26 0 52 5 5 0 5 0 68 0 34 0 26 5 25 0 58 0 17 0 26 5 72 0 110 0 MAX 52 5 42 6 2 68 1 02 2 07 0 20 0 20 2 68 1 34 1 04 0 98 2 28 0 67 1 04 2 83 0 43 2 07 1 68 M5 SCREWS TOP...

Page 10: ...1 18 5 43 4 96 2 21 1 81 M5 SCREWS TOP MOUNTING DETAIL NOTE 3 FRONT SIDE 5 0 0 20 RECESSED FOR 8 mm HEX NUT 1 0 0 04 DEEP DETAIL A MOUNTING FOOT INSTALLATION TOOL NOTES 1 2 3 DIMENSIONS IN MILLIMETRES...

Page 11: ...0 0 16 DIA 8 7 0 34 DIA 4 3 0 17 RAD 6 0 6 0 42 5 30 0 60 0 9 5 9 5 79 0 3 35 2 83 2 36 0 24 0 24 3 11 1 67 1 18 2 36 0 37 0 37 INSTALLATION INSTRUCTIONS NOTE PANEL CUTOUT DETAIL REMOVE BEZEL AND LAT...

Page 12: ...LATCH MONITOR TO BRACKET INSERT BRACKET THROUGH FRONT OF PANEL CUTOUT AND SECURE WITH FLAT WASHERS AND LOCKNUTS PROVIDED CONNECTWIRINGTOTERMINALS ATTACH COVER USING THUMB SCREWS PROVIDED 1 2 3 4 1 DI...

Page 13: ...ront Panel Switch and Remote N O Contact Functional Test Front Panel Switch Output Relay Contact Configuration Isolated N O and N C Operating Mode Fail Safe or Non Fail Safe CSA UL Rating 8 A Resistiv...

Page 14: ...ORDERING INFORMATION SE 704 0 U Universal 120 240 Vac Vdc Supply D 12 24 Vdc Supply T 48 Vdc Supply 3 24 Vac Supply SE CS30 26 Current Sensor 26 0 mm 1 02 Window SE CS30 70 Current Sensor c w Flux Co...

Page 15: ...f the circuit interrupting device in response to a simulated or controlled earth fault current To simulate earth fault current use CT primary current injection Fig 7 shows a test circuit using a Start...

Page 16: ...Startco Engineering Ltd Page 12 SE 704 Earth Leakage Monitor Rev 0 Pub SE 704 M January 18 2008 This page intentionally left blank...

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