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Supplementary Protectors
Altech Corp. Supplementary Protectors on Advantage Electric Supply


Supplementary Protectors- Altech Corp.
Supplementary protectors are devices designed to meet the UL 1077 requirements. They supplement circuit protection by providing over-current protection where branch circuit protection is already in place or not required.

247 products available



Supplementary Protector 60A, 3 Pole, 480Y/277V AC, C Trip, UL1077
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Supplementary Protector 30A, 3 Pole, 480Y/277V AC, D Trip, UL1077
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Supplementary Protector 32A, 3 Pole, 480Y/277V AC, D Trip, UL1077
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Supplementary Protector 40A, 3 Pole, 480Y/277V AC, D Trip, UL1077
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Supplementary Protector 50A, 3 Pole, 480Y/277V AC, D Trip, UL1077
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Supplementary Protector 60A, 3 Pole, 480Y/277V AC, D Trip, UL1077
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 3C1UR Supplementary Protector 1A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |
![]() | 3C5UR Supplementary Protector 5A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |
![]() | 3C60UR Supplementary Protector 60A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $65.57 | Quick Quote | |
![]() | 3CU63R Supplementary Protector 63A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $61.84 | Quick Quote | |
![]() | 3D30UR Supplementary Protector 30A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |
![]() | 3D32UR Supplementary Protector 32A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |
![]() | 3D40UR Supplementary Protector 40A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | Quick Quote | |
![]() | 3D50UR Supplementary Protector 50A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | Quick Quote | |
![]() | 3D60UR Supplementary Protector 60A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | Quick Quote | |
![]() | 3DU05R Supplementary Protector 0.5A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $57.72 | Quick Quote | |