Description
GRT75 - Appleton - (3) 3/4" Hubs GRT Type Malleable Conduit Outlet Box
A ¾-inch grounding hub providing a dependable connection between conduit and enclosures. Built for moderate conduit sizes often seen in industrial control systems. Ensures electrical continuity and safety in bonded circuits. Its rugged construction supports harsh environments.
GENERAL SPECIFICATIONS
- NEC/CEC Certifications and Compliances
- GR/GRF: 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, 4X; Class 1, Zone 1 and 2, IIA, IIB
- NEC/CEC Certifications and Compliances
- GRTS: 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, 4X; Class 1, Zone 1 and 2, IIA, IIB, IP66 (without drain)
- Temperature Ranges
- GR/GRF: Ambient temperature range -25 °C to +40 °C.
- Temperature Ranges
- GRTS: Ambient temperature range without drain -40 °C to +60 °C (with drain -25 °C to +40 °C).
- Standard Materials and Finishes
- Ductile iron body with triple-coat finish (1) zinc electroplate, (2) chromate, and (3) epoxy powder coat; copperfree (4/10 of 1% max.) aluminum body and cover with epoxy powder coat
- Options
- GR and GRF: Ductile iron body and cover and the conduit outlet box without a cover is available. GRTS: factory installed drain and terminal blocks.

