ABB - CM-KRN - Contact Protection Relay (Part Number: 1SVR450091R0000)

The ABB CM-KRN is a contact protection relay designed to safeguard and reduce the load on sensitive control contacts in industrial applications. Operating with a rated control supply voltage of 220–240 V AC, this relay functions as a two-position switch and can be utilized with or without a latching function. An optional sealable transparent cover is available to prevent unauthorized adjustments.

Key Features:

• Contact Protection: Acts as a two-position switch to protect and reduce the load on sensitive control contacts.

• Latching Function: Can be used with or without a latching function, providing flexibility in control applications.

• Output Configuration: Equipped with 2 changeover (SPDT) contacts rated at 250 V / 4 A.

• Optional Cover: A sealable transparent cover is available to prevent unauthorized parameter changes.

Applications:

• Industrial automation systems

• Control circuits requiring contact protection

• Systems needing reduced load on sensitive control contacts

Technical Specifications:

• Model Number: CM-KRN

• Part Number: 1SVR450091R0000

• Rated Control Supply Voltage: 220–240 V AC

• Output Contacts: 2 SPDT (Single Pole Double Throw) contacts

• Contact Rating: 250 V / 4 A

• Dimensions (W x H x D): 45 mm x 78 mm x 100 mm

• Mounting: DIN rail mounting

• Terminal Type: Screw terminals

• Weight: Approximately 0.272 kg