Standard Motor Catalog

Section VP Vertical Pump Motors

XSD Ultra 841 VSS Vertical Solid Shaft Inline Pump and High Thrust TEFC - 841 - Extra Severe Duty Standard Features

HP Range

3 - 300

Poles

2, 4

Voltage

460, 575

Agency Approvals

UL - Component and Insulation System Recognition, CSA - Motors

Altitude Ambient

3300 ft

40ºC

Balance/Vibration

0.075 in/sec max

Bearing Caps

Cast Iron and Sealed

Bearing Protection

IP55, 182-286: Non-contact rotating labyrinth seal on both ends; 324-445: Non-contact rotating labyrinth seal DE Guide Bearing: Deep Groove Ball Bearing; Thrust Bearing: Double Row Angular Contact Ball Bearing

Bearing Type Conduit Box

Cast Iron, Gasketed and Rotatable in 90 degree increments

Coupling

Not available on this product construction

Div 2 Temp Codes

Motors have a AIT of 200 degrees C stamped on nameplates

Drains

Stainless Steel T-drain

Efficiency End Shield

NEMA Premium

Cast Iron

Fan

Non-Sparking Plastic or Bronze

Fan Cover Fasteners

Cast Iron

SAE Grade 5

Frame Material

Cast Iron 182-445

Frame Size Frequency

60Hz (De-rated at 50Hz and noted on the nameplate) All Guide and 182-286 Thrust Bearings: Polyurea 324-445 Upper Thrust Bearings: Oil Ground lug in Conduit box and Frame Ground

Grease/Oil

Ground

Insulation Class

H

H O R IVZEORNT IACLA LN EMMOAT OMROST O R S

GEGARD2400, Non-Hygroscopic, Anti-Fungus, 2400Volt at .1microsecond rise time, Exceeds NEMA MG1-31 for variable frequency drives

Insulation System

Inverter Capabilities

Inverter duty, INF:1 Variable torque, Suitable for PWM Operation

Bearing L10 Life

Direct Coupled - 50,000 hrs

Lifting Means

4 lugs cast in frames

Mounting

Vertical P-Base

Mounting Holes

Per NEMA

Nameplate

316 Stainless Steel

NEMA Design

B

Paint

Buff, Epoxyester

Shaft Dimensions Special Painting

API 610 12th edition shaft dimensions

Meets IEEE841

Relubrication

Yes

Rotor

Cast Aluminum

Service Factor

1.15

Temperature Rise

80ºC @ 1.0 SF

Tests

NEMA Routine only

Time Rating

Continuous

Top Hat Warranty

Cast Iron

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

VP.31

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