Overcurrent Relays - Page 3

The Siemens catalog number 7SR4501-1GA10-1AA0 refers to the ARGUS non-directional overcurrent-time protection device, housed in a durable polycarbonate enclosure. This unit is designed to work with four current transformers, providing reliable overcurrent protection without directional sensing. It features two BI and two BQ inputs, as well as a pulse output for versatile monitoring options. The device includes nine LEDs for clear status indication and accepts a 1 A measuring input at 50/60 Hz. Auxiliary voltage is supplied via the current transformer, and there is a USB front interface available, though it does not support communication protocols. This protection relay is available through BSP Automation, offering a robust solution for industrial power system protection needs.

The Siemens 7SR2203-2AA11-0DA0/DD is part of the ARGUS-M series and serves as a directional overcurrent relay case designed for protection and control applications. This unit, sized E8, supports up to five current transformers (CTs) and four voltage transformers (VTs), providing versatile measurement capabilities. It features 16 LEDs for clear status indication along with 13 binary inputs and 14 binary outputs to facilitate extensive signaling and control options. The relay accepts measuring inputs of 1/5 A for current and 63.5/110 V for voltage at 50/60 Hz frequency. Connectivity is enhanced through a USB port on the front and an RS485 interface on the rear, compatible with the IEC 60870-5-103 communication standard. This Siemens relay case is available through BSP Automation, offering reliable solutions for industrial protection schemes.

The Siemens 7SJ8011-5EB90-1FA0 is a compact overcurrent protection enclosure designed for integration into 19-inch racks, occupying 1/6 of the standard space. It features multiple inputs and outputs, including four current inputs, three binary inputs, five binary outputs with two change-over contacts, and one live contact for versatile monitoring and control. The device supports measuring inputs with selectable current ratings of 1 A or 5 A, suitable for various protection schemes. It operates on a wide range of auxiliary power supplies, from 60 to 250 V DC, as well as 115 V or 230 V AC, ensuring compatibility with different electrical systems. This reliable enclosure offers secure screw-terminal connections and is well-suited for industrial environments. Distributed by BSP Automation, this product provides a practical solution for overcurrent protection needs.

The Siemens model 7SJ6326-5EB22-3FB1/EE is a multifunction protective relay designed for reliable electrical system monitoring and control. This device features 14 programmable LEDs for clear status indication and includes key switches to allow for secure user interaction. Housed in a surface-mount case suitable for 19-inch rack installation, it offers flexible wiring options with terminals accessible at both the top and bottom. The relay is equipped with 24 binary inputs, 11 binary outputs, two power relays, and four additional contacts, making it well-suited for complex protection schemes. Distributed by BSP Automation, this relay is a solid choice for industrial automation applications where precision and versatility are essential.

The Siemens 7SJ6315-5EC92-3FE0-Z/EE is a multifunction protective relay designed for versatile power system protection. This relay features 14 programmable LEDs and multiple key switches, allowing for flexible status indication and control. Its compact case fits standard 19-inch racks, and it supports surface mounting with terminals conveniently located at both the top and bottom of the unit. With 24 binary inputs, 11 binary outputs, 2 power relays, and 4 contact points, this protective relay offers a comprehensive set of interfaces to manage complex protection schemes. Distributed by BSP Automation, this relay is well-suited for applications requiring reliable and customizable protection solutions.

The Siemens 7SG1438-0EB10-1HB0 is an overcurrent relay designed to protect electrical circuits by detecting current flow between 1 and 5 amps. It operates on a voltage range of 48 to 110 volts at 60 Hz, making it suitable for a variety of industrial applications. This reliable relay helps safeguard equipment from overload conditions, ensuring system stability and safety. Distributed by BSP Automation, it offers a dependable solution for monitoring and controlling current levels in your electrical installations.

The Siemens catalog number 7SG1124-3PA22-4EA0 is a directional overcurrent relay designed for reliable protection in power systems. This ARGUS 2 relay features a compact E8 case size and operates with a 1/5 amp rating. It includes a 4-pole relay configuration and supports 3-pole phase-fault and earth-fault directional detection. The device is equipped with a 110/220 VDC auxiliary power supply and accepts a 48 V binary input. Its input/output capabilities consist of 9 binary inputs and 7 binary outputs, communicating through an RS485 interface. This high-performance relay is available through BSP Automation, providing trusted solutions for electrical protection and control applications.

The Siemens 7SG1113-0CA01-0DA0 is a reliable overcurrent relay designed for three-pole protection applications. This device is part of the 7SG series, known for accurate and dependable current monitoring to help safeguard electrical systems from overload conditions. Distributed by BSP Automation, the relay offers straightforward integration and robust performance for industrial power protection setups.

The Siemens 7SG1111-3AA02-0CA0 is a reliable overcurrent protection relay designed to guard against phase faults and earth faults. Known as the ARGUS 1 relay, it operates on a non-direct principle and comes in a compact E4 case size. This unit features a single-pole design with a current rating of 1/5 amp, supporting a 110/220 VDC auxiliary supply and a 48 V binary input. With one binary input and a height of just 4U, it’s well-suited for integration into control panels where space and precise fault detection are important. This Siemens protection relay is available through BSP Automation, ensuring convenient access for system integration and maintenance needs.

The Siemens 7SA6325-4BC92-0AE0 L0A is a distance protection relay designed to enhance the safety and reliability of power systems. This relay operates with a 5 ampere current rating and can function on supply voltages ranging from 100 to 125 VAC or 60 to 125 VDC, making it versatile for various industrial applications. Distributed by BSP Automation, this device helps ensure accurate fault detection and rapid response to system disturbances, contributing to stable and secure electrical network operation.