240V AC 50/60 Hz power supply.
KLR 121 Earth Leakage Relay/Protective Relay

KLR 121 Earth Leakage Relay/Protective Relay

1. FEATURES
A. Both latching and non-latching type of tripping contacts
B. Trip starting indicator
C. Relay tripped indicator
D. Detection of no connection to current transformer for extra safety
E. High immunity to electrical interference

2. TECHNICAL DATA
SETTINGS
Sensitivity adjustment: 0.1 to 1.0a
Delay time adjustment: 0.1sec to 3.0sec

CONTACTS
Contact arrangement: 1* latching type with manual reset
1*non- latching type with manual reset
Bothe NC and NO contacts available
Contact rating: 6A. 250V AC
Contact material: Silver alloy
Operating time: 15ms max.
Expected electrical life 100, 000 operations at rated current
Expected mechanical life: 5000000 operations

AUXILIARY SUPPLY
Supply voltage: 198-265V  AC; 90-120V AC
Rated frequency: 50/60Hz
VA rating: 3VA typical

IINDICATORS
Auxiliary supple: GREEN LED
Time delay: RED LED
Trip: RED LED

PERFORMANCE
Adjustable accuracy: Less than ± 5%
Repeatability: Less than 0.5% of full scale