Product Description
VR32-20
VR32-65
Thermal overload relay
Application
1 VR32 series thermal overload relay are suitable for overload and phase-failure protection of AC motors with frequency of 50/60Hz, voltage up to 690v, current up to 0.3-95A under 8-hours duty or uninterrupted duty
2 Applicable Standards National Standard: GB 14048
3 International Standard: IEC 60947-4-1
4 The relays can be mounted onto contactors or installed as single units
Operating Conditions
The altitude couldn t exceed 2000m.
Ambient temperature: -5 ~+55 and the average temperature no more than +35 in 24 hours
Atmosphere: Comparative humidity no more than 50% at max +40, and it may be higher at a lower temperature. The lowest average temperature no more than +20 in the wettest month
The maximum average comparative humidity of this month couldn t exceed 90%, The changeof temperature leading to dew on the product must be considered
Class of pollution: Class 3
The slope between installation surface and vertical surface couldn t exceed 5o
Keeping away from explosive, corrosive and electric atomy
Keeping dry
The product should be used and installed at certain place without any shock, vibration etc.