Product Specifications
| Prod Model: |
KER141 |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Product Description
Earth Fault Relay / Earth Leakage Relay
1. FEATURES
A. Low-set definite time relay
B. High-set instantaneous relay
C. Separate low- set and high-set trip indicators
D. Low-set trip and pickup indicator
E. High-set trip indicator
F. Auto reset and manual reset contacts available
G. Option to disable the high-set relay
H. Front panel access to the test function
2. TECHNICAL DATA
RATINGS
Current rating(In): 5A
Rated frequency: 50/60Hz
Burden: < 3VA at In
Thermal withstand: 4× In continuous
SETTING RANGES
Low-set: 0.1A to 2.0A; 2% to 40%
Low-set delay time: 0.01sec to 1.0sec
High-set(l>>): L> to 5× L>
High-set delay time: Instantaneous
AUXILIARY SUPPLY:
Supply voltage: 198-265V AC; 90-120V AC
Rated frequency: 50/60Hz
VA rating: <3VA
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
IINDICATORS
Auxiliary supple: LED
Trip indicator: Latching low-set trip LED; Latching high-set trip LED
PERFORMANCE
Adjustable accuracy: Less than ± 5%
Repeatability: Less than 0.5% of full scale
