WEG 2017 Motors Catalog

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A-105
Explosion Proof
Motors
NEMA Premium® EFFICIENCY MOTORS
Inverter Rated:
UL Listed - 143T - 215T only (File E87848)
CSA US - all frames (Certificate 1629892)
Constant Torque
20:1 for frames 143T to 447T - Class I & II
4:1 for frame 449T - Class I only
20:1 for frame 504/5 - Class I & II
2:1 for frame 586/7 - Class I & II
WEG Explosion Proof motors are suitable for
applications requiring UL or CSA certification for
hazardous locations.
Variable Torque
1000:1 for all frames excluding 449T - Class I & II
1000:1 for 449T - Class I only
Features that make a difference:
• NPT threaded terminal box
• Non-sparking fan
• Thermostats
• IP55 rated enclosure
• VFD Service 20:1 CT; 1000:1 VT
(cCSAus and excludes frames
449T & 586/7)
CSA files are NRTL cCSAus listings
Explosion Proof Motors
Standard Features:
• Class F insulation (Impregnation Resin and
Magnet wire are class H)
• F1 Mounted
• Stainless Steel Nameplate - Laser etched with
high contrast background
• Regreasable ball bearings (Frames 364T and up)
• CSA Approved - File LR50962
- Class I, Division 1, Groups C & D Temperature
Code T3C
- Class II, Division 1, Groups F & G Temperature
Code T3C
• UL Listed - File E87848
- Class I, Division 1, Groups C & D
- Class II, Division 1, Groups F & G1
- Frame (143T-326T) Temperature Code T4
- Frame (364T and up) Temperature Code T3C
1)Class II UL only available as IP54 Modification.
Stock units are Class II only for cCSAUS
ADDITIONAL TECHNICAL DATA
ELECTRICAL DATA: B-19
MECHANICAL DATA: B-76