W22 Line

The W22 Medium Voltage motors provide the same advantages as the W22 Low Voltage line, but with voltages of 1.1kV to 6.6kV.- Reduced vibration and noise levels- Higher efficiency levels- Easy maintenance- Frame with high mechanical strength, enabling maximum cooling

Output

:

90 up to 400 kW

Poles

:

II, IV, VI, and VIII

Frame

:

315L up to 355 A/B

Voltage

:

1.1kV up to 6.6kV

Enclosure

:

IC 411 – Totally Enclosed Fan Cooled (TEFC)

Protection

:

IP55

Frame Material

:

Cas Iron

Rotor

:

Aluminium Die Cast / Copper Bars

Shaft Material

:

SAE 4140 Carbon Steel

Impregnation Method

:

Vacuum Pressure Impregnation (VPI)

Insulation Class

:

F

Temperature Rise

:

B (80K)

Ambient Temperature

:

-20˚ C to +40˚ C at 1000m.a.s.l.

Duty Cycle

:

Continuous – S1

Terminal Block

:

3 Pins Terminal Connections

Bearing

:

Ball (ZZ up to 200)

Drain

:

Rubber

Grounding Lugs

:

Double – one inside in the terminal box and one outside on the frame

Terminal Box Thread

:

Metrix / NPT threaded cable entries

Fan Cover

:

Cast iron

Re-greasing system

:

Extended, at DE and NDE side

Painting

:

203A (C2 – According ISO 12944)

Finish Colour

:

RAL 5009

Standard

:

IEC / NEMA

Manufacturing Site

:

WEG Energy (Brazil, China, Portugal)