Low Voltage Knife Fuse Switch
Product Title
Product Details
I. Application
The JDW2-0.5 outdoor low-voltage knife-fuse switch is suitable for AC 50Hz, rated working voltage 0.5kV distribution lines, serving as short-circuit protection and overload protection for the low-voltage side of transformers. Under certain conditions, it can switch no-load transformers, no-load lines, and rated working current.
II. Technical Parameters
This JDW2-0.5 knife-fuse switch is one of the commonly used protection devices in low-voltage distribution systems.
Type |
Rated voltage (Kv) |
Rated current (A) |
4S 4S Heat steady e.c. |
Shock voltage (A) |
Impulse withstand voltage |
Power-frequency withstand voltage |
||
|---|---|---|---|---|---|---|---|---|
To earth |
Across the isolating distance (KV) |
To earth |
Across the isolating distance (KV) |
|||||
| JDW2 | 0.5 | 400 | 1250 | 3150 | 4 | 5 | 2 | 3 |
| JDW2 | 500 | |||||||
| JDW2 | 600 | |||||||
| JDW2 | 800 | |||||||
| JDW2 | 1000 | |||||||
JDW2-0.5 Knife-fuse Switch | Low-voltage Distribution Line Knife-fuse Combination Switch
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