Product Description
| ltem | Unit | Data |
| Rated voltage | KV | FN12-12D/630 | FN12-12(R)D/125 |
| Rated frequency | HZ | 12 |
| Rated current | A | 50 |
| 1min power frequency withstand voltage | KV | 42 to ground and phases fracture 48 |
| Lightning impulse withstand voltage | KV | 75 to ground and phases fracture 85 |
| Rated thermal stable current | KA | 630 | 100 |
| Rated dynamic stable current | KA | 50 |
| Rated switching current(peak) | KA | 50 | 50 |
| Rated short-circuit current(expected) | KV | | 31.5 |
| Maximum breaking current threshold | HZ | Fuse characteratic curve accorting |
| Minimum breaking current | A | Fuse characteratic curve accorting |
| Rated transfer current | KV | 50 | 1.5 |
| Maximum breaking current | KV | 1.8 |
| Breaking OFF-load transformer capacity | KV/A | 1250 |
| Rated cable charging current | A | 10 |
| Rated active load current breaking times | Times | 10000 |
| Opening time when striker strikes | S | <0.06 |
| Earth switch thermal current switch | KA | 20(2S) |
| Thermal stable current of earth switch | KA | 50 | 50 |
| Motor operating power supply voltage | V | AC/DC 110/220 |
11kv indoor load break switch 24kv load break switch high voltage
isolators
| ltem | Unit | Data |
| FN12-10D/630 | FN12-10(R)D/125 |
| The total traveling distance of moving contact | mm | 200+8-2 |
| Phase center distance (Before energy storage) | mm | 210±15 |
| Moving contact overtravel distance | mm | 40±2 |
| Auxiliary contact opening distance | mm | >150 |
| Opening/Closing time difference among three phase | ms | <3 |
| Opening speed | m/s | >2.8 | >2.8 |
| Closing speed | m/s | >3.8 |
| Distance between metal flexible door and torch | mm | >125 |
| Fracture distance of earth switch | mm | >150 |
| Main circuit resistance | Ω | <120 | <300 |
| Maximum operating torque | NM | >160 |
11kv indoor load break switch 24kv load break switch high voltage
isolators
We are recognized as a successful name of Load Break Switch in the
market at present. Being compact in size these are used in smallest
of the devices. These also traverse up / down or tilt outside or on
one side of the sensor stem. These are made available to the
customers at industry leading rates. These are provided as per the
set industry norms and guidelines.
Features
Side mounting
Efficient sensor stems
Breaks off the loads
Applications
Power supplies
Electrical industry
Electricity components
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