SIEMENS 3RH1921-1HA22 Auxiliary Switch Block, Industrial Control Module
The Siemens 3RH1921-1HA22 Auxiliary Switch Block is an essential component designed for industrial control systems. This block facilitates the switching between different circuits, making it an indispensable part of any control system setup.
Product Type:Auxiliary Switch Block
Model:3RH1921-1HA22
Brand:SIEMENS
Current Path:2 NO + 2 NC
Voltage Rating:Up to 690V AC
Current Rating:Up to 10A
Size:S00
Connection Type:Screw Terminal
Weight:0.052 kg
Certifications:Compliant with EN standards
The Siemens 3RH1921-1HA22 Auxiliary Switch Block is meticulously engineered for integration into complex industrial control systems. Its robust design and precise engineering make it an essential component for ensuring seamless operation in various industrial settings.
The auxiliary switch block is front-mounted, offering easy access for maintenance and installation. With its 2 normally open and 2 normally closed contacts, it provides versatile connectivity options for your control system.
Engineered with reliability in mind, this auxiliary switch block supports up to 10A current rating and operates efficiently across a wide voltage range from 24V to 240V AC/DC. It withstands harsh industrial environments with an operating temperature range of -25°C to +70°C.
The physical coding feature ensures safe and correct assembly by preventing incorrect connections. This is particularly important for safety and operational efficiency in industrial settings.
Compatible with 3RH and 3RT screw terminal configurations, the Siemens 3RH1921-1HA22 Auxiliary Switch Block offers seamless integration into existing industrial control setups. It is a standard stock item, returnable within the returns guidelines/period.










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