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D64RPBH13 SERIES B1 GROUND FAULT RELAY
STATE OF CIRCUIT BREAKER TRIP CONTACTS UNDER VARIOUS OPERATING CONDITIONS
OPERATING
CONDITIONS
1. CONTROL POWER OFF
2. CONTROL POWER OFF
3. CONTROL POWER ON
4. CONTROL POWER ON
5. LOSS OF CONTROL
POWER
6. CONTROL POWER ON
FAULT CURRENT ABOVE
TRIP SETTING
7. CONTROL POWER ON
FAULT STILL ON SYSTEM
ATTEMPT TO RESET CB
TRIP FREE
8. CONTROL POWER ON
FAULT CLEARED
NO RESET
9. CONTROL POWER ON
FAULT CLEARED
RESET CB TOGGLE
10. CONTROL POWER OFF
AFTER GROUND FAULT
TRIP, NO RESET
11. CONTROL POWER OFF
AFTER GROUND FAULT
TRIP, RESET CB TOGGLE
12. CONTROL POWER
RESTORED, FAULT
STILL ON SYSTEM,
RESET CB TOGGLE
Revision 2
September, 2009
TABLE 1 – CIRCUIT BREAKER TRIP CONTACT STATES
WITH DIPSWITCH 12 IN SELECTED POSITIONS
DIPSWITCH 12 IN LEFT POSITION
NON-FAILSAFE MODE
NON-FAILSAFE
CB TOGGLE
11
POSITION
TRIPPED
NORMAL
TRIPPED
NORMAL
NORMAL
NORMAL
+ Time Delay
+ Time
Delay
=
TRIPPED
TOGGLE
REMAINS
TRIPPED
TRIPPED
NORMAL
TRIPPED
NORMAL
NORMAL
+ Time Delay
+ Time
Delay
=
TRIPPED
(LEFT)
14
11
12
+ Time
Delay
=
+ Time
Delay
=
Page 18
PUB 50413
DIPSWITCH 12 IN RIGHT POSITION
FAILSAFE MODE
FAILSAFE
(RIGHT)
CB TOGGLE
11
POSITION
TRIPPED
NORMAL
TRIPPED
NORMAL
TOGGLE
TRIPS
NORMAL
+ Time Delay
+ Time
Delay
=
TRIPPED
TOGGLE
REMAINS
TRIPPED
TRIPPED
NORMAL
TRIPPED
NORMAL
NORMAL
+ Time Delay
+ Time
Delay
=
TRIPPED
14
11
12
+ Time
Delay
=
+ Time
Delay
=
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