High Temperature Slip Ring NHG250407

Slip rings of the NHG250407 series are specially fit for high temperature 100℃~250℃ working environment such as hot roller, heating device. Grand applies noble precious metal reduced noises and interference between circuits, low friction torque assures long life-span.

NHG250407 series with through hole250mm, OD407mm, suitable for rotating application which requires a through hole ≤250mm, Standard model supports 1-48 power rings(0-20A/ring) or 1-96 signal rings(0~5A/ring).

Description

Electrical DataMechanical Data
Rated CurrentPower,10~20A/ring
Signal,2~5A/ring
Max. Speed0-250RPM
Rated VoltagePower,0~380VAC/VDC
Signal,0~240VAC/VDC
Working Temperature-20℃~+250℃
Insulation ResistancePower,≥500MΩ/500VDC
Signal,≥500MΩ/500VDC
Working Humidity0-85% RH
Dielectric StrengthPower,500VAC@50Hz,60s
Signal,500VAC@50Hz,60s
Structure MaterialEngineering plastic
or metal
Wire SizePower,Sliver plated TeflonAWG16(10A),AWG14(20A)
Signal,Sliver plated TeflonAWG26(2A),AWG22(5A)
Contact materialPrecious metal
Wire LengthStandard 500mm(adjustable)Protection levelIP51
Dynamic Resistance<0.01Ω
Operating Torque0.1N•m within 6 rings, increase 0.03 N•m for every 6 rings added

 

ModelPower Ring(10A/15A/20A)Signal Ring(5A)Length L(mm)
NHG250407-6P6-152.5
NHG250407-12S-12152.5
NHG250407-12P12-200.5
NHG250407-6P/12S612200.5
NHG250407-24S-24200.5
NHG250407-18P18-248.5
NHG250407-12P/12S1212248.5
NHG250407-6P/24S624248.5
NHG250407-36S-36248.5
NHG250407-24P24-296.5
NHG250407-18P/12S1812296.5
NHG250407-12P/24S1224296.5
NHG250407-6P/36S636296.5
NHG250407-48S-48296.5
NHG250407-30P30-344.5
NHG250407-24P/12S2412344.5
NHG250407-18P/24S1824344.5
NHG250407-12P/36S1236344.5
NHG250407-6P/48S648344.5
NHG250407-60S-60344.5
NHG250407-36P36-392.5
NHG250407-30P/12S3012392.5
NHG250407-24P/24S2424392.5
NHG250407-18P/36S1836392.5
NHG250407-12P/48S1248392.5
NHG250407-6P/60S660392.5
NHG250407-72S-72392.5
NHG250407-42P42-440.5
NHG250407-36P/12S3612440.5
NHG250407-30P/24S3024440.5
NHG250407-24P/36S2436440.5
NHG250407-18P/48S1848440.5
NHG250407-12P/60S1260440.5
NHG250407-6P/72S672440.5
NHG250407-84S-84440.5
NHG250407-48P48-488.5
NHG250407-42P/12S4212488.5
NHG250407-36P/24S3624488.5
NHG250407-30P/36S3036488.5
NHG250407-24P/48S2448488.5
NHG250407-18P/60S1860488.5
NHG250407-12P/72S1272488.5
NHG250407-6P/84S684488.5
NHG250407-96S-96488.5