Brand Siemens
Starter Type Direct On Line (DOL)
Automation Grade Automatic
Rated Current 12 A
Phase Single Phase
Rated Power 10 kW
Model 3TW72911A
Rated Voltage 440 V
Suitable For Electric motors
Country of Origin Germany
The ABB AC221 conductivity cell is an insertion-type sensor engineered for accurate conductivity measurement in pipelines, vessels, and process sample lines. Featuring durable stainless steel electrodes, it offers excellent resistance to polarization and requires minimal maintenance. With flexible cable connection options, including a detachable connector to prevent wiring errors, and an integrated fast-response temperature sensor (T90 < 30 seconds), the AC221 ensures quick compensation and reliable performance in demanding industrial applications such as power plants, RO systems, ion exchangers, and chip cleaning
Product ID: 1YHB00000000027
Catalog Description: Electromechanical safety lock for YL1, RL1, and RLE1 operating mechanisms, designed to block circuit breaker closing when de-energized.
Long Description: Electromechanical lock compatible with ABB VD4 EL vacuum circuit breakers, used with YL1, RL1, and RLE1 operating mechanisms. When the auxiliary supply is not energized, the lock mechanically prevents unintended circuit breaker closing, ensuring enhanced operational safety. Rated for 110 V auxiliary voltage and suitable for VD4 EL breakers with serial number type 1YHP.
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