Meet the requirements of PV grid-connected box and improve the scope of application of the product.
Low temperature rise, no derating at 50℃.
Small size, 20% smaller than other manufacturers, and reduced installation size.
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| Enables wiring without removing the top cover and increases productivity. |
Stainless steel double spring clamps are used to improve reliability in use. |
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| Adopt flame retardant DMC high strength resin. |
The handle's anti-touch design reduces the exposure of the copper piece. |
HD11N series knife switch, suitable for AC 50Hz 400/500/690V, rated service current up to 200A, for PV grid-connected box and other complete sets of power distribution equipment, as a power and load isolation switch, and with visual contact position and disconnection point, to ensure the circuit and equipment maintenance and operator safety use.
GB/T 14048.3-2017: Low-voltage switchgear and controlgear-Part 3: Switches, disconnectors,
switch-disconnectors and fuse-combination units.
GB/T 20645-2021: Specific environmental condition-Technical requirements of low-voltage apparatuses for plateau
| Conventional thermal current Ith(A) | 125 |
| Rated service current (Ie) (A) | 16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A |
| Rated service voltage Ue(V) | 400V/500V/690V |
| Rated insulation voltage Ui (V) | 1000 |
| Rated impulse withstand voltage (KV) | |
| 1S short time withstand current (KA) | 3 |
| Utilization category | AC-20B |
| Rated duty | Long term service |
| Rated current | 2m wire cross-sectional area mm² | Temperature rises of terminals k |  |
| 100 | 35 | ＜35 | |
| 125 | 50 | ＜45 |
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