EVR AUTOMATIC RECLOSER
http://www.entecene.co.kr
7
EN
HANCED
TEC
HNOLOGY
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
Summary of Contents for EVR
Page 2: ......
