Description
Siemens 3RH2122-1AK60 Contactor Relay Overview
The Siemens 3RH2122-1AK60 is a heavy-duty contactor relay engineered for dependable performance in HVAC and industrial control circuit applications. Featuring a 2NO+2NC (two normally open, two normally closed) contact configuration and a 120V coil voltage, this relay delivers precise, low-maintenance switching for a wide range of control and auxiliary circuit needs.
Key Features
- Contact configuration: 2NO + 2NC (two normally open, two normally closed)
- Coil voltage: 120V AC
- Siemens SIRIUS 3RH2 series contactor relay
- Compact, modular design for easy panel integration
- Suitable for use in control and auxiliary circuits in HVAC, building automation, and industrial applications
- Designed for reliable, long-service-life switching performance
- Snap-on mounting compatible with standard DIN rail
Applications
- HVAC control panels and building automation systems
- Auxiliary and interlocking circuits
- Motor starter control circuits
- Commercial and light industrial electrical control systems
Why Choose Siemens 3RH2 Series?
The Siemens SIRIUS 3RH2 contactor relay series is recognized for its robust construction, consistent contact reliability, and ease of installation. The 3RH2122-1AK60 is a direct replacement or upgrade option for existing Siemens contactor relay installations, making it a trusted choice for HVAC technicians and electrical contractors seeking quality and longevity in control circuit components.







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