Disconnect Switches

Application

Explosionproof disconnect enclosures are used where hazardous materials are handled or stored. These units are used for overload and short circuit protection, control of lighting and power circuits.

Features

• Sand cast copper-free aluminum.
• Precision machined flame path between box and cover.
• Bolt on stainless steel slotted mounting feet.
• Stainless steel hinges are standard.
• Stainless steel, captive Quad-Lead cover bolts are standard (disengaged in 1-1/2 turns).
• Ground lug package and installation instructions for termination of ground wire enclosed.

• External operating handle with stops for limiting handle travel.
• External stainless steel breaker operating handle on 400AF & above.
• Disconnect and operator shafts are stainless steel.
• Disconnect operators can be locked in the “On” or “Off” position (up to 3 padlocks).
• External flange maximizes internal space.
• Standard outlets top and bottom for line and load wiring.
• Plugged 1/2” outlets top and bottom for breather and drain.
• Disconnects mounted on a galvanized steel removable pan.
• Enclosures are designed to accept Cutler-Hammer, GE or Square D circuit breakers (40oC standard).
• O-Ring gasket insures watertight integrity. 

Standard Materials

• Bodies and covers: copper-free aluminum.
• Cover bolts: stainless steel.
• O-Ring: Neoprene
• Hinges: Stainless Steel 

Finishes

• Bodies and covers: Corrosion resistant grey epoxy powder coat inside and outside standard to provide NEMA 4X.

Compliances

Class I, Div. 1 & 2 Groups B, C & D Class II, Div. 1 & 2 Groups E, F & G Class III NEMA 4, 4X, 7 & 9

UL Listed Standard 1604  and 1203

CSA Certified Standard C22.2, No. 30

Enclosures & Controls
13639 Aldine Westfield Road, Houston, TX 77039
Phone: 800.631.6815, Fax: 281.449.4760

Email: ECSales@egseg.com