Description:

Crouse-Hinds series GUB explosionproof instrument enclosures are used to enclose ammeters, voltmeters, wattmeters, varmeters, power factor meters, tachometer indicators, pressure controls, etc., in a threaded rigid metallic conduit system. GUBs are approved for use in Class I and Class II hazardous areas often encountered in oil refineries, chemical plants, paint and varnish manufacturing plants, coal processing locations, grain processing plants, and other industrial applications.

Certifications and compliances
NEC/CEC
Class I, Divisions 1 & 2, Group D
Class II, Division 1, Groups E, F, G
Class II, Division 2, Groups F, G
Class III
NEMA/EEMAC: 3, 7D, 9EFG, 12
UL Standard: 1203
CSA Standard: C22.2 No. 30
IEC
IEC standards: EN60079-0, EN60079-1
Ex II 2 G Ex d IIC Gb
PTB 01 ATEX 1019 U

Design features
Threaded covers have glass windows for viewing scale, dial or setting of enclosed instrument
Mounting plates, brackets or pillars for mounting a wide variety of instruments are available on special order; instrument to be used must be specified by make, complete identification data, and dimensions

Standard materials
Body – Feraloy iron alloy
Body – Feraloy iron alloy
Window – heat strengthened plate glass