Entec EVR - Standard Ratings

EVR AUTOMATIC RECLOSER http://www.entecene.co.kr
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ENHANCED TECHNOLOGY
2. STANDARD RATINGS
The standard ratings of EVR Recloser are as follows;
Table 2-1. STANDARD RATINGS
Maximum system voltage 15kV 27kV 38kV
Rated frequency 50/60Hz 50/60Hz 50/60Hz
Rated continuous current 630A 630A 630/800A
Rated short circuit interrupting current 12.5/16kA 12.5/16kA 12.5/16kA
Rated making current
32.5kA
(peak value)
32.5kA
(peak value)
32.5/ 40kA
(peak value)
Power frequency withstand voltage
- dry
- wet
50kV(1 min)
45kV(10 sec)
60kV(1 min)
50kV(10 sec)
70kV(1 min)
60kV(10 sec)
Rated impulse withstand voltage 110kV BIL 150kV BIL 170kV BIL
Mechanical operation life 10,000 operations 10,000 operations 10,000 operations
Auxiliary power supply AC110/220V external power sources
Control circuit voltage DC 24V DC 24V DC 24V
Protection current transformer (CT) ratio 1000:1 A 1000:1 A 1000:1 A
Weight
- main tank
- control cubicle
160kg
85kg
170kg
85kg
210kg
90kg