JRS1
Thermal Relay
Label:
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
JRS1 Thermal Relay
product introduction
Product Details

Application

JRS1 series thermal overload relay are suitable for overload and phase failure protection of AC motors with frequency of 50/60Hz,voltage up to 690v, curent up to 0.1 80A under 8 hours duty or uninterrupted duty. Functions provided by these relays, are phase failure protection, ON/OFF indication, temperature compensation, and manual/automatic reset. Applicable Standards: National Standard: GB 14048. International Standard: IEC 60947 4 1 The relays can be mounted onto contactors or installed as single units.

Operating conditions

  1. The altitude couldn't exceed 2000m.

  2. Ambient temperature: -5°C~+55°C and the average temperature no more than+35°Cin 24 hours.

  3. Atmosphere: Comparative humidity no more than 50% at max +40?, and it maybe higherat a lower temperature. The lowest average temperature no more than+20 in the wettest month. The maximum average comparative humidity of thismonth couldn't exceed 90%, The change of temperature leading to dew on theProduct must be considered.

  4. Class of pollution: Class 3 .

  5. The slope between installation surface and vertical surface couldn't exceed ±5。.

  6. Keeping away from explosive, corrosive and electric atomy.

  7. Keeping dry.

  8. The product should be used and installed at certain place without any shock,vibration etc.




Technical Parameters


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