Appleton® GRL50M Unilets™ GR Series Explosionproof Conduit Outlet Box With Internal Ground Screw and O-ring, 1/2 in, 18 cu-in
Explosion Proof Conduit Outlet Boxes
739663
MFG #: GRL50M
Appleton™
120.19000
/ ea
Appleton Group's explosionproof conduit outlet boxes for NEC and CEC governed locations feature generous interior space, accurately tapped and tapered hub threads for a rigid joint and reliable ground continuity, and smooth integral bushings to protect conductor insulation from damage. They are available in a wide variety of sizes, styles, materials and hub configurations, all designed for ease of installation and reliable safety in locations exposed to explosive atmospheres or flammable dusts.
- Features
| Dust-ignitionproof and corrosion-resistant for use in a wide range of harsh industrial environments and classified hazardous locations |
| GR boxes offers ten hub arrangements |
| Accurately tapped, tapered hub threads for tight, rigid joints and ground continuity |
| General purpose wiring |
| Function as sealing fittings when used with sealing covers |
| Internally threaded body with externally threaded cover |
| Accommodate sealing, dome, hub and union hub covers, and canopies |
| Standard O-rings provide raintight fit |
| Internal grounding screw standard |
| Smooth, rounded integral bushing in each hub type box protects conductor insulation |
| Form 1 |
| (2) GRL external hub |
| Style L |
| Hub location (2) side |
| Round shape |
| Malleable iron bodies have high-tensile strength and ductility, provides great resistance to corrosion, impact and shock |
| Furnished with covers |
| Covers have pry notches for bar or wrench |
| Malleable iron body and cover |
| Triple Coat-Zinc electroplated/chromate/epoxy powder coated |