SX Series

UL/cUL, ATEX, and IECEx Ratings

SX-Series explosion proof motors from Elwood High Performance Motors include hazardous location (hazloc) rating. Versions are available for either gas/vapor or dust environments.

GAS/VAPOR explosive environments: Ratings include ATEX Zone 1 for flameproof “d” (EN60079-1, gas/vapor) environments (M43x, M44x, & M46x frame sizes), UL/cUL Class I Division 1&2, Groups C & D for gas environments (all frame sizes).

DUST dust explosive environments: Ratings include UL/cUL Class II Division 1&2 Groups E, F, and G (all frame sizes). ATEX and IECEx Zone 21 for dust tight “t” environments with protection by enclosure according to EN60079-31 (M43x frame size only).

The Only Group E (Metal Dust) Servo

Elwood’s SX Series motors are the only servos approved by UL/cUL for all dust groups. No other manufactures maintain the same ratings!

Division 1 and Zone 1 Ratings

Elwood’s SX Series Motors are rated for Division 1 environments by UL/cUL and ATEX Zone 1 environments. These are the most servere environments that allow application of servo motors.

Standard Features

• UL Hazardous Location Listed Class I, Div 1 & 2 Groups C, D
• UL Hazardous Location Listed Class II, Div 1 & 2 Groups E, F, G
• ATEX Certified (Zone 1): Ex II 2 G Ex d IIB T3 according to EN60079-1, flameproof “d” enclosures
• ATEX/IECEx Certified (Zone 21&22): Ex tb IIIC T135C Db IP6X according to EN60079-31, “t” protection from dust by enclosures
• Zero-Maintenance Shaft Seal (Teflon or Viton)
• 3, 4, 6 and 7″ Frame Sizes
• 1.2 Nm to 36 Nm Torque Range
• 230V and 460V Windings
• Absolute (Hiperface), Encoder, or Resolver Feedback
• English, Metric (IEC), or NEMA Mounting Flange

Optional Features

• Custom Shafts, Keyways, Mounting Flanges, Etc.
• Alternate feedback: EnDat, BiSS
• Fail Safe Electro-Mechanical Brake

**** Please note that gas/vapor and dust motor designs are mutually exclusive. Contact Elwood for specifying a motor for your specific environment and application.

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