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Square D H66 Heavy Duty Three Phase Non-fused Disconnects 30 A NEMA 3R/12 600 V

Mfg #: HU661AWK
BOR #: 158105
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Non-fused Disconnects

  • Three Phase
  • Heavy Duty
  • H66 Series
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Product can be ordered only in multiples of
Brand Square D  
NEMA Rating NEMA 3R/12  
Number of Phases 3 phases  
Voltage 600 V  
Number of Poles 6  
Enclosure Type N3R/N12 Enclosure  
Disconnect Type Non-fused  
Amperage 30 A  
Material Steel  
Heavy Duty Safety Switches, Certificate, UL - 101000-E2875E (pdf) Compliance
Small and medium project solutions, available now - brochure - 998-21381316_GMA-US_Small+and+medium+project+solutions+available+now (pdf) Brochure
Safety Switches: Section 3 - Digest 179 (2024) - Safety-Switches-Digest-Catalog-0100CT2401-SEC-03 (pdf) Catalog
Schneider Electric Specification Sheet Specification Sheet
Digest Catalog 03: Safety Switches - 0100CT1901_SEC-03 (pdf) Catalog
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Tutorial for installing RFK10 Class R Fuse Kits into Square D 100A Series F Safety Switches to...

Installing Replacement Cover Latch & Spring on 30-200A Safety Switches | Schneider Electric Support

Tutorial for installing the replacement cover latch and spring kit on Square D General, ...

Relocating Heavy Duty Safety Switch Load Base to Accept Class J Fuses | Schneider Electric Support

Tutorial for converting a Square D Heavy Duty Safety Switch to accept Class J fuses by relocating...

Installing SN0610 Neutral Assembly into an F-Series Heavy Duty Switch

Tutorial for installing a SN0610 solid neutral assembly into a Square D F-series heavy duty safety...

Differentiating Square D™ General Duty & Heavy Duty Safety Switches | Schneider Electric Support

Overview comparing the similarities and differences in physical characteristics and features of...

Demonstrating the Dual Cover Interlock on Heavy Duty Safety Switches | Schneider Electric Support

A demonstration of the Dual Cover interlock feature of Square D Heavy Duty Safety Switches which...

Locking Square D™ Heavy Duty Safety Switch Handles to ON Position | Schneider Electric Support

Tutorial discussing the options for locking the handle of a Square D™ Heavy Duty Safety Switch into...

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