1SRV Single Phase, Secondary Reset, Standard Remote Display
Overview
Install single-phase secondary reset fault indicators in transformers where a secondary voltage between 110 and 460 V is present and accessible. This low-voltage reset indicator's remote display enables a line crew to check the indicator's status without opening the transformer cabinet. The 1SRV's low voltage lead connects to the secondary voltage lug.
Features
Line-powered : no batteries necessary
No minimum primary voltage required
UV-stabilized materials provide excellent weatherability
Submersible to 15 feet
Highly visible (1.2 cmI) reflective remote target
Display panel mounting kit included
Alternate flashing LED display powered by a
replaceable 3.6 V lithium battery with an average of 1200 flashing hours
Standard lead lengths -- Display to sensor: 6 feet;
Secondary lead: 3 feet
Specifications
Power Source
Secondary voltage
Secondary voltage
110 to 460 Vac
Nominal Trip Ratings
400 & 800 A
Trip Tolerance
+/- 10%
Voltage Range
URD cable rating
Reset Time
30 seconds at 120 Vac
Maximum Fault Current
25 kA for 10 cycles
Temperature Range
-40° to +85°C
Trip Response Time
1 ms
Clamping Range
0.75” to 1.6” O.D. (Please specify clamping diameter or range when ordering)