W21Xec – Increase Safety Ex ec

W21Xec motor offer safety and reliability for operation in a great variety of application that require a non-incendive motor (Zone 2 – Ex nA IIC T3): The area in which an explosive gas atmosphere is not likely to occur in normal operation, but if it does occur, will persist for a short period only.

Following the highest safety standards WEG Ex ec motors are flexible to adapt to various application allowing to your company agility during installation, easy operation, low maintenance cost and safety. Available in version IE1, IE2, IE3 and suitable for use with Frequency Inverter.

Output

:

0.12 up to 315 kW

Poles

:

II, IV, VI, and VIII

Frame

:

63 up to 355 M/L

Voltage

:

Three-phase multi-voltage

Up to 4kW: 220-240/380-415 // 440-460 V, 50Hz // 60Hz

4kW and above: 380-415/660-690 // 440-460 V, 50Hz // 60Hz

Enclosure

:

IC 411 – Totally Enclosed Fan Cooled (TEFC)

Protection

:

IP55

Frame Material

:

Cas Iron

Rotor

:

Aluminium Die Cast

Shaft Material

:

AISI 1040/45 and 4140 for frame 315L and up 355M/L

Impregnation Method

:

Dip and Bake Impregnation (frame 63 up to 200L)

Continuous Resin Flow Impregnation (frame 225S/M up to 355M/L

Insulation Class

:

F

Temperature Rise

:

B (80K)

Ambient Temperature

:

40˚ C at 1000 masl

Service Factor

:

1

Design

:

N

Duty Cycle

:

Continuous – S1

Terminal Block

:

BMC 6 pin terminals

Bearing

:

Ball (ZZ up to 200)

Sealing

:

V’ Ring seals

Drain

:

Rubber

Grounding Lugs

:

Single – one inside in the terminal box (frame 60 up to 200)

Double – one inside in the terminal box and one outside on the frame (frame 225S/M and above)

Terminal Box Thread

:

Metrix threaded cable entries

Painting

:

207A (C3 – According ISO 12944)

Finish Colour

:

RAL 5009

Standard

:

IEC / NEMA

Manufacturing Site

:

WEG Motores (Brazil)