Enclosures, Motor Starters & Isolators – Hazardous Area Zone 1 & Zone 2 ATEX Certified
Petrel hazardous area enclosures, motor starters and isolators are certified by ATEX and IECEx for safe use in potentially explosive atmospheres and hazardous area locations Zone 1 & Zone 2.
Flameproof Ex d enclosures are suitable for Group II Category 2 GD – heavy duty cast iron or aluminium enclosures are available with various power ratings and T class ratings (T4, T5, T6). ATEX Zone 1 (Category 2) Ex d enclosures house hazardous area control equipment, switches, motor starters and process controls.
- Hazardous Area Certification: Ex d II 2 GD IIB T4, T5 or T6
- Certification number Demko 03 ATEX 134333X ITS 09 ATEX 16436U
- Certification standard EN 50014, EN 50018. EN 60079
- Operating temperature -20ºC to +40ºC Protection IP65
Hazardous Area Motor Starters
- Direct on Line DOL or Star Delta
- Optional isolator, indicators, meters, pushbuttons
- 0.25kw – 350kw Direct on Line DOL, Star Delta and Reversing
Hazardous Area Switches & Isolators
- Single or multiple switches
Hazardous Area Control Stations
- Various combinations of switches, pushbuttons, indicators and control stations
Hazardous Area Distribution Boards
- MCCB, MCB, Fuses
- Up to 600A MCB/MCCB Panels
- RCCD Protection, Fuse Boards, Isolator/Switch Disconnectors
Optionals: Isolators, Status Indicators, Transformers Relays, Fuses, Switches
Cast Enclosures – Zone 1 & Zone 2 Hazardous Area ATEX Enclosures (Petrel G2)
Enclosure Dimensions & Weights Hazardous Area Certification Ex d II 2 GD IIB T4, T5 or T6 | IIB Enclosures | Weight | |||||||
Petrel Code | Material | External Dimension | Mounting Dimension | ||||||
A | B | C | D | E | F | G | KG | ||
G2-21 | Fe | 180 | 155 | 145 | 130 | 195 | 7 | 100 | 9 |
G2-22 | Fe | 205 | 205 | 156 | 160 | 230 | 9 | 117 | 19 |
G2-26 | Fe | 416 | 456 | 228 | 300 | 410 | 14 | 169 | 50 |
G2-23 | Al | 248 | 316 | 211 | 218 | 230 | 9 | 167 | 13 |
G2-24 | Al | 321 | 361 | 228 | 291 | 320 | 11 | 179 | 21 |
G2-25 | Al | 366 | 406 | 228 | 250 | 370 | 11 | 177 | 25 |
G2-27 | Al | 486 | 516 | 228 | 350 | 480 | 14 | 169 | 49 |
G2-28 | Al | 586 | 670 | 294 | 480 | 580 | 14 | 216 | 96 |
- Fe – Cast Iron Enclosures
- Al – Cast Aluminium Enclosures

Enclosures, Motor Starters & Isolators – Hazardous Area Zone 1 & Zone 2 ATEX Certified
HAZARDOUS AREA ATEX ENCLOSURES & motor starter selection
T&D can provide standard and customised electrical enclosures:
- Kilowatt Rating
- Hazardous Area Gas Group, Zone & T-Class Rating
- Current Loading
- Cable Entries – cable size and number
- Terminals – size and number
- Voltages & Frequencies
- Motor Starter Type – DOL, Star Delta, Reversing, 2 Speed
- Switch Type – number of poles and current rating
- Button – number and type
Hazardous Area Lighting – Zone 1 & Zone 2
View our complete range of hazardous area lighting for both Zone 1 & Zone 2 locations according to the ATEX Directive.

Zone 1: Petrel Bulkhead, Fluorescent Fitting, Well Glass, Floodlights & LED Luminaires – ATEX Certified hazardous area Zone 1 lighting.

Zone 2: Petrel LED Luminaire, Fluorescent Luminaire, Floodlights & Bulkheads – ATEX Certified hazardous area Zone 2 lighting.