Phoenix Contact 24V dc Safety Relay PSR-MS20-1NO-1DO-24DC-SC with 1 Safety Contact and 1 Auxiliary Contact

Phoenix Contact PSR-MS20-1NO-1DO-24DC-SC 24V dc Safety Relay provides a space-saving and robust solution for emergency machinery protection used in industrial automation and manufacturing systems. It is engineered to monitor single-channel safety devices, such as emergency stop switches and safety doors, ensuring critical equipment is safeguarded against malfunction or hazardous conditions.

Its slim design with precise dimensions of 102.5mm length, 7mm width, and 93mm height facilitates installation in densely populated control panels. The relay consumes only 1 watt of power, supporting energy-efficient setups particularly useful in low-power device scenarios.

The safety relay incorporates an integrated surge protection suppressor diode along with reverse polarity protection to guard electrical circuits from damage, enhancing operational reliability. It features automatic reset capabilities, making the device suitable for a range of industrial automation applications requiring quick fault recovery.

Mounting is user-friendly with DIN rail compatibility, where the relay can be installed either vertically or horizontally according to spatial demands. It withstands environmental stresses with operating temperatures from -40°C up to 55°C, alongside resistance to shock and vibration, supporting long-term dependable performance.

Certified to international standards such as EN 50205, IEC 61508/61511, IEC 62061, IEC 50156, ANSI / ISA-S71.04, and ISO 13849, this relay ensures compliance with global safety requirements. The safety category is PLe, backed by hazardous area certifications including ATEX and IECEx.

Manufactured in Germany, the PSR-MS20-1NO-1DO-24DC-SC relay is ideal for industrial, laboratory, manufacturing, and automation control environments seeking reliable and compact safety components that integrate seamlessly into existing systems.

Compact dimensions of 102.5mm (L) x 7mm (W) x 93mm (H) for efficient panel space utilization. Low power consumption of 1 watt reduces energy costs and heat generation. Surge protection and reverse polarity safeguards shield electrical circuits.

Automatic reset for enhanced functionality and quick recovery. DIN rail mounting compatible with vertical or horizontal installation options. Wide operating temperature from -40°C to 55°C suitable for harsh environments.

Conforms to international safety and hazardous area certifications. Mechanical service life of 10,000,000 cycles ensures durability. IP20 protection rating designed for indoor industrial applications. Explore the full range of Phoenix Contact products and other high-quality industrial Safety Relays on EnvMart for robust automation and control solutions.