Hazardous Area Electric Motors
WEX3
Zone 1 – Flameproof
Hazardous Area Motors- Certified, Reliable, Ready to go
Brook Crompton’s WEX3 from the World Series range delivers premium electric motor performance for hazardous areas.
Technical Information
IEC Specification
Power range: 0.37 – 200kW
Frame sizes: 80 to 315
Speed Range 2-8 Pole
Ex Protection: II 2G Ex db IIB T4 Gb
(Ex db IIC, Ex db eb, Ex tb available on request)
Efficiency: IE3
Frequency 50Hz (optional 60Hz)
Voltage:
3 kW and below: 230 / 400
4 kW and above: 400 / 690
SKF Bearings:
80 – 180 double-shielded bearings
200 – 315 regreasing facility(optional 160 to 180 regreasing)
Mountings
Frame sizes 80-280 will have Flexi-mount for terminal box change and adaptability
The 315 frame has removable feet, but cannot be repositioned
• B3 Foot
• B5 Flange
• B14 Face
• B30 Pad
• B34 Face and Feet
• B35 Flange and feet
Standard Features
IP55 rated (optional IP56, IP65, IP66)
Cooling- IC411
Painted water blue (RAL 5021), Fan cover (RAL 9005)
Paint Specification C3 (optional C4, C5 or Cx)
Ambient temperature-20°C to + 40°C (optional -40°C to +60°C)
Thermistors (optional RTDs 160 to 355)
Heaters: 80 – 132 single voltage 110V (optional 230V), 160 – 315 dual voltage 110 / 230V
3-year warranty as standard
Insulation class F
Temperature rise class B
Optional Extras
Inverter duty
Paint colour- on request
Insulation class H
Drip-proof canopy
Key Benefits
– II 2G Ex db T4 stocked
– Thermal protection and anti-condensation heaters as standard
– Certified to ATEX and IECEx
– Variable speed drive complaint
Special Build
Enquire for special build options
W Ex ec (Prev. Ex nA)
Zone 2 – Non-sparking
The First Line of Defence for Hazardous Areas
The W EXEC electric motor from Brook Crompton’s World Series range is the next step up and first line of defence for hazardous area applications.
Technical Information
IEC/BS Specification
Power range: 0.18 – 400kW
Frame sizes: 80 to 355
Cast iron (frames 80–355)
Speed Range 2-8 Pole
Ex Protection: II 3G Ex ec IIC T3 Gc
(Ex tc available on request)
Efficiency: IE3
Frequency 50Hz (optional 60Hz)
Voltage:
3 kW and below: 230/400 – IE3
4 kW and above: 400/690 – IE3
3 kW and below: 220-240/380-415 – 8 pole
4 kW and above: 380-415/660-720 – 8 pole
SKF Bearings:
80 – 180 double-shielded bearings (optional regreasing facility)
200 – 355 regreasing facility
Mountings
Flexi-mount for terminal box change and adaptability
Terminal box position: Top, (80 & 90 frame right-hand side)
• B3 Foot
• B5 Flange
• B14 Face
• B30 Pad
• B34 Face and Feet
• B35 Flange and feet
• Vertical options (V1), (V18), (V3) etc
Standard Features
IP55 rated (optional IP56, IP65, IP66)
Cooling- IC411 (optional IC410, IC416 & IC418)
Painted water blue (RAL 5021)
Ambient temperature-20°C to + 40°C (optional -55°C to +60°C)
Thermistors 200-355 (optional 80-180)
Insulation class F
Temperature rise class B
3-year warranty as standard
Optional Extras
Aluminium option for frame sizes 71-180
Inverter duty
Anti-condensation heaters 110-115V or 220-240V
Paint colour- on request
Insulation class H
Temperature rise class F
Drip-proof canopy
Key Benefits
– Low noise levels
– Cool running for long insulation life
– High torque with smooth acceleration and
low current
– Certified to ATEX and IECEx
– Variable speed drive complaint
Special Build
Enquire for special build options
Hazardous Area – Zone 21 & 22
Dust Environments Ex tb & Ex tc
WEX3 range is also available as Ex tb – Zone 21*
W EXEC range is also available as Ex tc – Zone 22
*Ex tb (zone 21) can also be used in Ex tc (zone 22)
Site Visits
Technical Support
Book a site visit — we’ll bring a sample motor to discuss design, specification, suitability, and your requirements.
Free Delivery
All motor offers come with free local delivery by our 3 transport vehicles and 2 dedicated drivers. We also work with Freight team and APC to provide nationwide delivery where necessary.
Serial Number Replacements
All we need is a serial number on the nameplate and our sales team will replace your current motor with a like for like replacement.
Upgrading?
If you’re switching to a Brook Crompton motor, we can match the nameplate data and provide outline drawings, datasheets, and STEP files to ensure full compatibility.