3RV29221CB0
Siemens
Siemens 3RV29221CB0 is an undervoltage release accessory for 3RV2 circuit breakers. It operates with a 24V AC control supply voltage and includes 2 NO leading auxiliary contacts.
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The Siemens SIRIUS 3RV29222CP0 is an undervoltage release accessory for the 3RV2 series of circuit breakers. It is designed to provide motor circuit breaker protection.
This undervoltage release operates with an AC control supply voltage, rated at 230V AC for 50 Hz and 240V AC for 60 Hz. It features 2 normally open (NO) leading auxiliary contacts. The device offers a degree of pollution of 3 and an insulation voltage rated value of 690V.
Installation is facilitated by snap-on mounting. The unit has a width of 18.5 mm, a height of 90 mm, and a depth of 68 mm. It provides IP20 protection on the front and finger-safe touch protection.
Certificates of suitability include CE, UL, and CSA. The operating temperature range is -20°C to +60°C, with a storage temperature range of -50°C to +80°C.
The control supply voltage is 230V AC at 50 Hz or 240V AC at 60 Hz.
It has 2 normally open (NO) leading auxiliary contacts.
The operating temperature range is -20°C to +60°C.
The protection class on the front is IP20.
It is mounted using a snap-on mounting method.