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The Siemens SIRIUS 3RV29021AV1 is an undervoltage release accessory, specifically designed for integration with 3RV2 series motor circuit breakers. This component is suitable for motor circuit breaker sizes S00, S0, S2, and S3.
It features an AC control supply voltage with a frequency range of 50 Hz to 60 Hz, rated at 415 V AC for 50 Hz and 480 V AC for 60 Hz. The device offers IP20 protection on the front, ensuring finger-safe contact. Its design includes screw terminals for connection.
Installation is facilitated by a snap-on mounting method. The undervoltage release has a width of 18.5 mm, a height of 90 mm, and a depth of 68 mm. It operates within an ambient temperature range of -20 °C to +60 °C and can be stored between -50 °C and +80 °C. The degree of pollution is rated at 3, with an insulation voltage of 690 V.
Certifications include CE, UL, and CSA, indicating broad compliance for various applications.
The control supply voltage is AC, rated at 415 V at 50 Hz and 480 V at 60 Hz.
It uses a snap-on mounting method.
The operating ambient temperature range is -20 °C to +60 °C.
The protection class on the front is IP20.
It is suitable for S00, S0, S2, and S3 circuit breaker sizes.