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- Fuseless switch disconnectors
- Fuse switch disconnectors
- Switch disconnectors with fuses
- 3KF up to 800 A
- Product description
- Overview of components
- Technical specifications
- Derating values of 3KF fuse switch disconnectors when using SITOR fuses according to IEC constraints
- Derating table for use of SITOR fuses IEC from 32 to 160 A
- Derating table for use of SITOR fuses IEC from 250 to 800 A
- Derating values when using SITOR fuses according to UL constraints
- Derating table for use of SITOR fuses UL from 32 to 160 A
- Derating table for use of SITOR fuses UL from 250 to 800 A
- 3NJ62 up to 630 A
- 3KF up to 800 A
- 8UD1 door-coupling rotary operating mechanisms
Benefits
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Transparent enclosures ensure that the contact position is always visible
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Contacts with double breaks ensure reliable insulation characteristics
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Can be locked in the OFF position to allow for maintenance work
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With red knob and yellow cap, can be used as emergency mains switching off device