Standard Motor Catalog

Section MV High Power Motors

Crusher Motors NEMA C High Torque Standard Features

4P: 300 - 500 6P: 250 - 500 8P: 200 - 400

HP Range

Poles

4, 6, 8

Voltage

460

Space heater is standard. 2 leads terminated in main C/B. PT100 for winding is standard. Total 3, 1 per phase. 9 leads terminated in main C/B

Accessories

UL - Insulation System Recognition CSA - Certification and Efficiency Verification

Agency Approvals

Altitude Ambient

3300 ft

40°C

Bearing Caps

Cast Iron

Bearing L10 Life Bearing Lubricant Bearing Protection

Greater than 25,000 hours

Mobile Polyrex EM Fluorine Rubber

Bearing Re-Lubrication

Grease fittings and grease plugs Drive: Roller/ NDE: Ball All ratings.

Bearing Type

Condensate Drain

Provided at lowest point of motor under standard horizontal foot mount condition

Conduit Box Cover Gasket Conduit Box Hole Thread

Nitrile-butadiene Rubber

NPT

Conduit Box Material Conduit Box Rotation

Cast Iron

90 degree increments

Connection Efficiency Enclosure

Terminal board provided as default. 6 leads.

Equivalent to NEMA Premium for NEMA Design B up to 500HP

TEFC

End Shield Material

Cast Iron

Fan

Non-Sparking

Fan Cover Material

Deep Drawn Steel

Fasteners

Steel with Zinc Electroplate Coating

Frame Material

Cast Iron

Frame/Conduit Box Gasket

Nitrile-butadiene Rubber

Frequency

60 Hz

Insulation Class Insulation System Inverter Capabilities

F

Non-hygroscopic and anti-fungus (UL recognized insulation system per CNE155)

ABOVE NEMA AC HORIZONTAL MOTORS

Not applicable

IP Code

IP 55

Lifting Means

Single eyebolt

Mounting

Horizontal Foot Mounted

Mounting Holes

Dual drilled for 586/587 frame mounting

Nameplate

AISI 304 Stainless Steel

NEMA Frame Size

586/7

Paint

Epoxy Ester

Service Factor

1.15

Shaft

AISI 4140 Steel

Shaft Extension Sound Power

U and UZ depending on frame and speed.

NEMA MG1 Part 9

Tests

NEMA Routine

LRT-200% of FLT BDT-190% of FLT NEMA Grade A

Torque Capabilities

Vibration

Vibration Pads

No

Warranty

36 months from date of installation or 42 months from date of manufacture, whichever occurs first

Winding Temperature Rise

80C

MV.29

Data subject to change without notice. 03/24 • www.wolongamerica.com