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S5 INPUTS/OUTPUTS
Output relays - Input/Output "E"
LOGIC OPERA D
Any Trip OP
KEYPAD RESET
I PUTS
Emergency Restart Input
Lockout Reset Input
Remote Reset Input
SETTI GS
S4 CO TROLS
Emergency Restart
Off = 0
Lockout Reset
Off = 0
Remote Reset
Off = 0
LOGIC OPERA D
ANY TRIP PKP
ANY ALARM PKP
ANY ALARM OP
ANY LATCHED ALARM OP
ANY START INHIBIT
6–146
The 339 relay is equipped with seven electromechanical output relays: two form A relays
(Relay 1 and Relay 2), and five form C relays (Relays 3 to 7). Depending on the setting
SYSTEM SETUP > SWITCHING DEVICE
application of BREAKER and CONTACTOR.
Figure 6-62: Relay trip
SETTI GS
RELAY 1 TRIP
BLOCK RLY1 TRIP
Off = 0
Input
Block Trip Input
RELAY 1 TRIP
SEAL-IN TIME
0
SETTI G
SYSTEM SETUP
SWITCHING DEVICE
Breaker
Contactor
AND
AND
AND
OR
LED: Pickup
OR
LED: Alarm
LED: Start Inhibit
operate Output Relay 3
, these output relays function differently per the
Locally open breaker (relay keypad)
Remote open breaker
AND
AND
SETTI G
t
AND
S
LATCH
R
S
LATCH
R
OR
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: SETPOINTS
OR
Operate Output Relay 1
(Breaker Trip)
AND
Operate Output Relay 4 (Contactor Trip)
LED: Trip
896825.cdr
S2
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