Siemens Auxiliary Contact 2 Contacts 1 NO/1 NC DIN Rail Mount 6 A 230V AC 5ST3010

Siemens 5ST3010 Auxiliary Contact is a precision-engineered component designed to provide reliable switching signals in industrial automation and electrical control circuits. With 2 contacts configured as 1 Normally Open (NO) and 1 Normally Closed (NC), it is optimized to monitor and signal the operational state of main contacts such as contactors, circuit breakers, and relays. It operates at 230V AC and supports up to 6 A contact current, ensuring suitable capacity for a variety of control applications.

This unit mounts easily onto DIN rails, facilitating quick and secure installation within electrical enclosures and panels. The screw terminal design guarantees robust electrical connections that withstand vibrations and mechanical stresses typical in industrial environments. The auxiliary contact plays a vital role in assuring efficient power distribution and interlocking logic in electrical automation schemes, preventing overloads and faults by transmitting operational statuses to controllers.

Its rugged design supports a wide operating temperature range from -25°C to 55°C, allowing reliable performance in harsh conditions. The device complies with IEC/EN60947-5-1 and IEC/EN62019 standards, meeting industrial safety and performance requirements. With a mechanical durability rating of 10,000 cycles, this auxiliary contact is built for longevity and dependable operation in demanding settings.

Applications include use in motor control schemes, industrial automation, pushbutton controllers, and auxiliary circuit signaling. The device effectively forms the backbone of logical control sequences, providing clear indication and control signals essential for safe and efficient automation systems.

This auxiliary contact supports reliable signal transmission to monitor main circuit status. It is suitable for use with circuit breakers, relays, and contactors in automation systems. The device features screw terminal type for secure electrical connections.

It complies with IEC/EN60947-5-1 and IEC/EN62019 standards, ensuring industrial reliability. Operates within a temperature range from -25°C to 55°C, accommodating demanding environments. The mechanical durability is rated at 10,000 cycles for long-lasting operation.

Rated insulation voltage is 440 V ensuring safe electrical isolation. Compact DIN rail mounting enables fast and easy installation in control panels. Minimum load current is 50 mA, allowing precise circuit signaling. Manufactured in India with Siemens SENTRON quality assurance.

Reliability and compliance make this Siemens 5ST3010 Auxiliary Contact an essential component in electrical control and automation industries. Explore more Siemens automation products on EnvMart for comprehensive industrial solutions.