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Pin and Sleeve Devices/Mechanical Interlocks

Features and Benefits

Hubbell’s Hazardous Location Line of Non-Fused UL 1686 Mechanical Interlock Disconnect Switches are typically used for applications with the presence of flammable gasses or vapors, ignitable dusts and fibers. They are also suitable for use in outdoor or indoor damp, wet and dirty locations or in areas where frequent wash downs, heavy rain, or water spray routinely occurs. These switches are compact in size to reduce cost and make it easier to position on the wall or piece of equipment. The enclosures are made of copper-free aluminum and have a polyester/epoxy finish to prevent corrosion. The high visibility handles can be locked out to comply with OSHA lock out/tag out regulations. Hazardous Location Non-Fused Mechanical Interlocks and Plugs

VSQ Hazardous Location Ratings Class I, Div. 1 & 2, Groups B,C,D Class I, Zones I & 2, Groups IIB+H2, IIA Class II, Div. 1 & 2, Groups F & G Class lll NEMA 3, 4, 4X, 7 (B,C,D), 9 (F,G)

Safety • Lockable handle to meet OSHA Lockout/Tagout regulations • Large visible rotary handle with ON/OFF indicator allows a quick means of disconnecting power • Handle mechanism is chemical resistant PBT thermoplastic Housing Design • Copper-free aluminum construction with electrostatically applied polyester/ epoxy finish to prevent corrosion • Compact NEMA 4X enclosure and footfrint allows easy installation in tight locations • Feed-through construction Mechanism • Plug and switch are interlocked. Switch cannot be turned ON without fully inserted plug Plug cannot be removed with switch in ON position • Plug held in place when switch is OFF for convenience. Pull operated release mechanism

Internal Design • Auxiliary contact (late-make early-break) contact rated 10 amp, 1/3 HP at 125/250V AC can be used for operating pilot lights or starter coils • Internal switch horsepower rated as “suitable as a motor disconnect”

Plug Locking Ring • NEMA 4X environmental rating with cover engaged or when mated with a 4X plug

Fully Interchangeable • Product is UL1686 and is fully interchangeable with other UL1686 configured and listed devices

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G-49

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