DC Isolator Switch - Three String
Three String DC isolator switch is used between DC PV arrays and grid-connect inverters. Positioned adjacent to the inverter a DC switch is required to provide a means of manually isolating the entire PV array during system installation or any subsequent maintenance.
Description
A PV array cannot be turned off and terminals remain live at all times during daylight hours. It is important that all junction boxes and switchgear show appropriate warning labels. (see Related Items below)
DC-21B Ratings
- 450V - 25A
- 500V - 21A
- 650V - 20A
- 800V - 18A
- 920V - 11A
Dimensions
- Depth: 100mm (including switch)
- Length: 162mm
- Width: 85mm
- Weight: 390g
- Waterproof rating IP66/IP67
PRODUCT CODE: DC21SW3
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