Output Relays Input/Output "R" - GE 339 Instruction Manual

S5 INPUTS/OUTPUTS
Critical Failure Relay #7 - Input/Output "E"

Output relays Input/Output "R"

6–158
When the SWITCHING DEVICE is selected as contactor, the Critical Failure Relay behaves in
the same way as when the SWITCHING DEVICE is selected as BREAKER.
The 339 relay with INPUT/OUTPUT option 'R' is equipped with four electromechanical
output relays: three form C relays (Relay 1, Relay 3, Relay 4), and one form A relay (Relay 2).
Depending on the setting
S2 SYSTEM SETUP > SWITCHING DEVICE
function differently with respect to the application of BREAKER and CONTACTOR.
Figure 6-71: Trip and Start Inhibit Output Relay Logic – INPUT/OUTPUT Option 'R'
LOGIC OPERA D
Any Trip OP
KEYPAD RESET
I PUTS
Emergency Restart Input
AND
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
SETTI GS
S4 START I HIBIT
OUTPUT RELAY 3
Operate = 1
SETTI GS
S5 RLY3 AUXILIARY
OUTPUT TYPE
Self-Reset
Latched
SETTI GS
RELAY 1 TRIP
BLOCK RLY1 TRIP
Off = 0
AND
Input
Block Trip Input
SETTI G
RELAY 1 TRIP
SEAL-IN TIME
0
t
SETTI G
SYSTEM SETUP
SWITCHING DEVICE
Breaker
Contactor
AND
OR
AND
AND
OR LED: Pickup
AND
OR LED: Alarm
LED: Start Inhibit
AND
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: SETPOINTS
, these output relays
Locally open breaker (relay keypad)
Remote open breaker
Operate Output Relay 1
OR
(Breaker Trip)
AND
AND
S
Operate Output Relay 1 (Contactor Trip)
LATCH
R
S
LED: Trip
LATCH
R
OR
AND
AND
S
LATCH
R
896847.cdr
Operate Output Relay 3
(Start Inhibit)