6
3-2 Mechanical characteristic parameters
No.
Item
Unit
Value
1
Rated voltage
A
630/1250/1600/2000/2500/3150
2
Contact distance
mm
18±1.0(Fixed sealing pole)
21±2.0(Insulating cylinder)
3
Contact travel
mm
4±1.0
4
Three-phase closing
ms
≤2
5
Three-phase opening
ms
≤2
6
Closing bounce time
ms
≤3
7
Average opening speed
m/s
1.3~1.9
8
Average closing speed
m/s
0.5~1.0
9
Opening time (rated voltage)
ms
20~50
10
Closing time (rated voltage)
ms
30~70
11
Opening/closing rating voltage
V
AC: 110/220; DC: 110/220
12
Rated voltage of energy storage motor
V
AC: 110/220; DC: 110/220
13
Main loop resistance
μΩ
630~1250A≤55
;
1600~2000A≤45
;
above 2500A≤35
14
Energy storage time
s
≤10
3-3 Technical parameters of operating mechanism and locking electromagnet
Rate voltage
(V)
Energy storage
motor (A)
Closing coil (A)
Opening coil (A)
Lockout
electromagnet
(mA)
DC 110
2.0
2.2
2.2
35
DC 220
1.0
1.3
1.3
20
Summary of Contents for VB 40.5
Page 1: ...VB 40 5 Vacuum Circuit Breaker VB 40 5真空断路器 User Manual 册 ...
Page 2: ......
Page 12: ...8 5 Overall dimensions Floor type 300mm apart ...
Page 13: ...9 Floor type 440mm apart ...
Page 14: ...10 Withdrawable 275mm apart Fixed connection 300mm apart ...
Page 15: ...11 Fixed connection 300mm apart ...
Page 17: ...13 Withdrawable 58 cores ...
Page 31: ...27 5 外形尺寸 落地式 相距300mm ...
Page 32: ...28 落地式 相距 440m ...
Page 33: ...29 车式 相距275mm 固定式 相距 300mm ...
Page 34: ...30 固定式 相距 300mm ...
Page 35: ...31 6 电气接线图 落地式 58芯 带推进机构辅助接点 ...
Page 36: ...32 车式 58芯 ...