Standard Output Contacts; Watchdog Contacts - GE MiCOM P747 Agile Technical Manual

Chapter 16 - Technical Specifications
100-240V AC SUPPLY
100% voltage dip without de-energising
Note:
Maximum loading = all inputs/outputs energised.
Note:
Quiescent or 1/2 loading = 1/2 of all inputs/outputs energised.
8.7

STANDARD OUTPUT CONTACTS

Compliance
Use
Rated voltage
Maximum continuous current
Short duration withstand carry
Make and break, dc resistive
Make and break, dc inductive
Make and break, ac resistive
Make and break, ac inductive
Make and carry, dc resistive
Make, carry and break, dc resistive
Make, carry and break, dc inductive
Make, carry and break ac resistive
Make, carry and break ac inductive
Loaded contact
Unloaded contact
Operate time
Reset time
8.8

WATCHDOG CONTACTS

Use
Breaking capacity, dc resistive
Breaking capacity, dc inductive
Breaking capacity, ac inductive
398
50 ms at 80 V (full and half load)
In accordance with IEC 60255-1:2009
General purpose relay outputs for signalling, tripping and alarming
300 V
10 A
30 A for 3 s
250 A for 30 ms
50 W
62.5 W (L/R = 50 ms)
2500 VA resistive (cos f = unity)
2500 VA inductive (cos f = 0.7)
30 A for 3 s, 10000 operations (subject to the above limits)
4 A for 1.5 s, 10000 operations (subject to the above limits)
0.5 A for 1 s, 10000 operations (subject to the above limits)
30 A for 200 ms, 2000 operations (subject to the above limits)
10 A for 1.5 s, 10000 operations (subject to the above limits)
1000 operations min.
10000 operations min.
< 5 ms
< 10 ms
Non-programmable contacts for relay healthy/relay fail indication
30 W
15 W (L/R = 40 ms)
375 VA inductive (cos f = 0.7)
MiCOM P747
P747-TM-EN-1
P747-TM-EN-1.1