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Page i
SE-134C Ground-Fault Ground-Check Monitor
Rev. 3
Pub. SE-134C-M, December 16, 2009.
T
ABLE OF
C
ONTENTS
P
AGE
Table of Contents .............................................................. i
List of Figures ................................................................... i
1. General ................................................................... 1
2. Operation ............................................................... 1
2.1 Ground-Fault Circuit ............................................... 1
2.1.1 GF Trip Time Setting .................................... 1
2.1.2 GF Trip Level Setting ................................... 1
2.2 Ground-Check Circuit ............................................. 1
2.3 Reset ........................................................................ 2
2.4 Trip Relay ................................................................ 2
3. Indication ............................................................... 2
3.1 Ground Fault ........................................................... 2
3.2 Ground Check ......................................................... 2
3.3 Power ....................................................................... 2
3.4 Diagnostic Error ...................................................... 2
4. Installation ............................................................. 2
4.1 General .................................................................... 2
4.2 Monitor .................................................................... 3
4.3 Current Sensors ....................................................... 3
4.4 Termination Assembly ............................................ 3
4.5 Remote Operation ................................................... 3
4.6 Parallel-Path Isolation ............................................. 3
5. Technical Specifications ...................................... 12
5.1 SE-134C ................................................................ 12
5.2 Current Sensors ..................................................... 13
5.3 Termination Assemblies ........................................ 13
6. Ordering Information ......................................... 13
7. Warranty
.............................................................. 14
8. Test Procedures ................................................... 14
8.1 Ground-Check Trip Tests ...................................... 14
8.1.1 Latching Ground-Check Trip Test .............. 14
8.1.2 Non-Latching Ground-Check Trip Test ...... 14
8.2 Trip Relay Fail-Safe Mode Test ............................ 14
8.3 Current Sensor Verification Test ........................... 14
8.4 SE-TA6A-Series
Termination Assembly Tests ..... 15
8.5 Ground-Fault Performance Test ............................ 15
L
IST OF
F
IGURES
F
IGURE
P
AGE
1 SE-134C Typical Application ..................................4
2 SE-134C Outline and Panel-Mounting Details ........5
3 SE-134C Outline and Surface-Mounting Details .....6
4 SE-CS10 Current Sensors ........................................7
5 SE-TA6A and SE-TA6A-WL Termination
Assemblies............................................................8
6 SE-TA6ASF-WL Small-Format
Termination Assembly .........................................9
7 RK-132 Remote Indication and Reset ......................9
8 PPI-600V Parallel-Path Isolator .............................10
9 PPI-600V Typical Application ...............................11
10 Ground-Fault-Test Circuit ......................................16
11 Termination-Assembly-Test Circuits .....................16
L
IST OF
T
ABLES
T
ABLE
P
AGE
1 Ground-Fault-Test Record .....................................15
D
ISCLAIMER
Specifications are subject to change without notice.
Littelfuse Startco is not liable for contingent or
consequential damages, or for expenses sustained as a result
of incorrect application, incorrect adjustment, or a
malfunction.