Outdoor Linear Isolator

Application

Designed for 10 kV voltage are intended for energizing and deenergizing of electric circuit sections, and for grounding of disconnected sections via stationary grounding conductors.

Specifications

Sr. No.Parameter descriptionParameter value for disconnector type
200-U1400-U1630-U1
1 Rated voltage, kV 10
2 Maximum operational voltage, kV 12
3 Rated current, A 200 400 630
4 Dynamic short circuit current, kA 25 25 25
5 Thermal short circuit current, kA 10 10 10
6 Flow time of short-time thermal current, c:
- for main switch blades
- for grounding blades

4
1
7 Mechanical durability, on-off cycles 10000
8 Creepage distance of external insulation, cm, minimum 30
9 Allowed wire tension applied to non-moving insulators, N, maximum 200
10 Three-pole disconnector weight, kg:
without grounding conductors
with one grounding conductor
with two grounding conductors

30
39
-

31
40
-

-
39
43

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