Cut Sheet
Class I, Division 1 and 2, Groups B, C, D
Class II, Division 1 and 2, Groups E, F, G
Class III
NEMA 3, 4
Enclosures and Junction Boxes
ENCLOSURES AND JUNCTION BOXES: HAZARDOUS LOCATION CONDUIT OUTLET BOXES
Visit our website at www.appletonelec.com or contact us at (800) 621-1506.
© November 2011
500
GR Conduit Outlet Boxes
Explosionproof, Dust-Ignitionproof
UNILETS
®
for use with Threaded Metal Conduit. Furnished with Internal Ground Screw and O-Ring.
Hub Type
Conduit Size
(Inches)
Cover Opening
Inches/Millimeters
Capacity
in
3
/dm
3
Form
Number }
Catalog Number {
Malleable Iron |
Body With
Aluminum Cover
Aluminum
Body with
Aluminum Cover
(3&
GRE50 GRE50-A
GRE75 GRE75-A
GRE100 GRE100-A
GRE125 GRE125-A
GRE150 GRE150-A
(3$~
GRC50 GRC50-A
GRC75 GRC75-A
GRC100 GRC100-A
GRC125 GRC125-A
GRC150 GRC150-A
GRC200 GRC200-A
(3-~
GRL50 GRL50-A
GRL75 GRL75-A
GRL100 GRL100-A
GRL125 GRL125-A
GRL150 GRL150-A
GRL200 GRL200-A
(3-#~
GRLB50 GRLB50-A
GRLB75 GRLB75-A
GRLB100 GRLB100-A
GRLB125 GRLB125-A
GRLB150 GRLB150-A
GRLB200 GRLB200-A
(3/~
GRN50 GRN50-A
GRN75 GRN75-A
GRN100 GRN100-A
GRN125 GRN125-A
GRN150 GRN150-A
(35~
GRT50 GRT50-A
GRT75 GRT75-A
GRT100 GRT100-A
GRT125 GRT125-A
GRT150 GRT150-A
GRT200 GRT200-A
(39~
GRX50 GRX50-A
GRX75 GRX75-A
GRX100 GRX100-A
GRX125 GRX125-A
GRX150 GRX150-A
GRX200 GRX200-A
In Class I, Division 1, Group B atmospheres, all conduit runs must have a sealing fitting (not supplied) field-installed adjacent to the enclosure.
① Other covers available—see GR and GRF Conduit Outlet Box Covers page. Order separately.
| For malleable iron body and cover, add suffix -M.
} Form number designates body and matching cover sizes. To order body without cover, add suffix -LC to catalog number.
~ PVC coating available, add suffix -PVC to catalog number.