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MINIATURE CIRCUIT BREAKERS MCBs

UL Recognized Supplementar y Pr otectors vs. UL Listed Manual Motor Contr ollers

MINIATURE CIRCUIT BREAKERS (MCBs)
UL Recognized Supplementar y Pr otectors vs. UL Listed Manual Motor Contr ollers
277V AC
LISTED 4C87
1D4.0
1DU16
UL Recognized
UL Recognized one pole supplementary protector
UL Listed
UL Listed one pole manual motor controller
General
Classifications
UL 1077 Supplementary protectors for use in electrical equipment UL 508 Industrial Control Equipment Manual motor controllers suitable as motor disconnect
Field Installations
None Must be submitted as component of complete equipment for investigation to UL A licensed electrician can install Manual Motor Controllers for the following uses: · AC Motor Starting (Across the line) · AC General Use · AC Resistance · AC Discharge Lamps (Ballast) · AC Incandescent Lamps (Tungsten)
Motor Branch Circuit Uses (in accordance with NEC ® Section 430)
None · Manual Motor Controller · Disconnect Means / Disconnect Switch · Controller and Overload Protection Combination · Controller and Disconnect Means Combination
Interchangeability
A UL Recognized supplementary protector cannot be used in place of UL Listed Manual Motor Controller for a specific application A UL Listed Manual Motor Controller can be used in place of UL Recognized supplementary protector, where UL allowed to use a supplementary protector for a specific application.
Altech Corp.® · 35 Royal Road · Flemington, NJ 08822-6000 · Phone (908)806-9400 · FAX (908)806-9490 · www.altechcorp.com 4