Description&Application

British Brook Crompton, acquired by Wolong, was founded in 1878 and has over 140 years of motors technology and design expertise, an innovator in the field of electric motor development, and a global leader.
An energy-saving motor supplier, providing stable and reliable various motors for the global market.
WPN Series Motor Range
WPN series high-efficiency low-voltage induction motors, product efficiency and installation dimensions
Conforms to IEC and NEMA standards. The whole series adopts movable foot design, with
Beautiful appearance, low loss, low noise, low vibration, safe and reliable, maintenance
Features such as convenience. Products are mainly supporting fans, water pumps, compressors, engineering machines
Machinery and other equipment, widely used in ventilation and refrigeration, construction buildings, oil and gas, petrochemical,
Coal coalification, metallurgy, electric power nuclear power, shipbuilding, industrial automation and other fields.
WPn motor can be customized according to customer requirements to Nanyang brand, Wolong brand, Brook etc in Wolong electric group.

Specification Standard product Optional

Frame size Aluminum shell: NEMA56-280/IEC63-180
Iron shell: NEMA140 ～ 440/IEC90 ～ 315 -
Protection class IP55 IP54, IP56
Installation method T/B3 TC/B34, TD/B35
Junction Box Location NEMA:F-1
IEC: top
NEMA: F-2, F-3
IEC: side
Voltage 60Hz: 230/460V
50Hz: 200/400V
60Hz: 460V, 208/416V, 416V, 575V, 600V
50Hz: 400V, 190/380V, 380V, 480V
Connection
NEMA21 and below: 2Y/Y
IEC112 and below: 2Y/Y according to customer needs
NEMA250 and above: 2 △ / △
IEC132 and above: 2 △ / △ According to customer needs
Frequency 60Hz/50Hz
Cooling IC411
Frequency conversion60Hz
CT 5:1 100%TN
CT 15:1 66.7%TN
VT 20:1
Service factor 1.15 60Hz
1.0 50Hz
1.25 60Hz
1.0 50Hz
NEMA DESIGN B
Explosion protection Class I. Div. 2 - T3
Bearing location Drive end
Bearing type NEMA56～280/IEC63～180: sealed bearing
NEMA320～440/IEC200～315: Open bearing NEMA25～28/IEC160～180: Open bearing
Insulation Class F Class H
Temperature rise B-level assessment F-level assessment
Paint color Motor: RAL5021
Fan: RAL9005 according to customer needs
Windshield Steel
Overheat protection NEMA250/IEC160 and above According to customer requirements
Anti-condensation heaters - on request
Ambient temperature -20℃～+40℃
Certificate CUS (UL and CSA two certificates in one, CSA agency certification)