Ohm Murugha Electrical

A Siemens 3UG relay is a type of digital monitoring relay within the SIRIUS product family that monitors various electrical and mechanical parameters to protect machinery and plants. Applications include monitoring line and phase voltage, current, speed, and residual current. These relays feature an integrated display for setting limits and viewing measured values, provide fault diagnostics, and offer configurable commissioning parameters like hysteresis, delay times, and reset functions.

The Siemens 3UA overload relay is a bimetal thermal overload relay designed to protect electric motors and equipment from overcurrents and phase failures. It works by heating a bimetal strip in response to prolonged overcurrent, which triggers the relay to trip and open the circuit, thereby protecting the motor. Key features include adjustable tripping current, protection against single phasing, temperature compensation, manual or automatic reset, and compatibility with Siemens contactors for complete motor control.

Schneider LRD overload relays are differential thermal overload relays designed to protect 3-phase motors from damage caused by overcurrents and load imbalances. They incorporate a bimetallic strip to detect current, providing features like thermal adjustment, manual or automatic reset, a fault flag indicator, and auxiliary contacts for signalling. LRD relays are often paired with TeSys D contactors to form a complete motor starter and are compliant with various international standards.

The LRE relay is a differential thermal overload relays for use with fuses or magnetic circuit-breakers GV2 L and GV3 L. Its thermal setting range is 1-1.6A 50/60Hz and the tripping class is 10A conforming to IEC 60947-4-1. It can be direct mounted on EasyPact TVS contactors with screw clamp terminals connection. It protects unbalanced loads and motors with 0.37 - 0.55kW at 400VAC. It provides manual or automatic reset, trip auxiliary contact and flag indicator. Available worldwide, it is multi-standards certified (IEC, UL, CSA, CCC, EAC, Marine) and Green Premium compliant (RoHs/Reach).

TeSys LR9G 500A thermal overload relay is compatible with TeSys Giga high power contactor, push-in control connection. It provides phase imbalance, phase failure, in-built ground-fault and single-phase loads protections. It is available for manual and auto reset options and LED indicator for Motor ON and pre-trip alarm. Tripping classes is selectable from class 5E to class 30E to suit different application needs from fast tripping, general purpose and high inertia loads. It is suitable for independent mounting or direct mounting with LC1G contactors. It provides IP2x protection in Front face with shrouds conforming to IEC 60529 and VDE 0106. It can cover -25°C to 60°C operation ambient air temperature without derating up to 3000m altitude. Multi standards certified (CE,CB,CCC,cULus,EAC,KC,RCM,Marine) and Green Premium compliant (RoHs/Reach). Unique QR code provides quick access to complete product data.

TeSys LRK thermal overload relay, 14A/690V, thermal setting range 10-14A, tripping class 10A, for protection of 3-phase motors 5.5kW@400V. Differential device with phase failure and load unbalance detection. It provides a thermal adjustement dial, a manual-automatic reset selector, a test slide switch for simulation of a tripping, reset/stop button, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by screw clamp terminals, it connects directly to the bottom terminals of 3-pole contactors LC1K12-K16. Mounting on DIN rail, separated from the contactor, with use of a terminal block LA7K0064 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC), Green Premium compliant (RoHs/Reach).

An ABB overload relay is an electromechanical device that protects electric motors from damage caused by sustained overload conditions or phase failure by detecting excessive current and tripping the motor's power supply. Key features include adjustable current settings, selectable automatic or manual reset, a trip class 10A rating to define tripping time, and integrated temperature compensation. These relays are designed to mount directly to ABB contactors, creating a compact and integrated motor starting and protection solution.

A C&S OLR (Overload Relay) is a C&S Electric-manufactured device for protecting electrical motors from overcurrents and overheating by disconnecting the power supply when a preset current limit is exceeded. These thermal overload relays are available for various current ranges, are essential for preventing damage and prolonging motor life in industrial applications, and can be found in both three-phase thermal and electronic versions.

An Allen-Bradley overload relay is an electrical protective device that safeguards electric motors from damage by monitoring current and temperature, then tripping (opening the circuit) to de-energize the motor if an unsafe condition arises. These relays offer adjustable current and trip class settings to customize protection, include auxiliary contacts for signaling, and often provide phase loss protection and visibility of their status.

A Sprecher+Schuh OLR with an adjustment range of 9–45 A is an electronic motor overload relay designed to provide precise and adjustable protection for three-phase AC motors. The specific model number, such as CEP7-ED1FD, identifies the key features of the relay.

The K8DS-PH1 is a monitoring relay designed at 17.5 mm slim by simplified functions for 3-phase 3 wire supplies. It simultaneously monitors phase sequence and phase loss during start up as well as phase loss during operation.

MN Thermal Overload Relays, available from 0.2A to 570A complement the MNX range of power contactors.The relays are ambient temperature compensated, and the unique double slide mechanism provides reliable protection against single phasing.

ML Thermal Overload Relays, available from 0.15A to 42A complement the ML range of power contactors. The relays can be directly mounted over ML contactors and provide protection against overload conditions

RXM miniature relays are part of Harmony Electromechanical Relays. This is a plug in relay to be mounted on a RXZE socket. It is a 4 C/O relay with current rating of 6A, control circuit voltage of 24 V DC. It also offers one-step loackable test button and mechanical indicator for contact status. The testbutton is activated momentarily by pushing the blue pushbutton on the front and locked by flipping up the green part. The mechanical indicator is next to the testbutton, where an orange flag indicates the relay contact status. A green LED on the front will illuminate when the relay is on. Status display with LED: clearly signal both in the day and night. Its design is fit for industrial machines, packaging, textile, HVAC, automation control panels, low/medium voltage switchgear, motor controls, PLC Interfaces, power supplies, building or medical equipment, lighting controls. It is a green premium product and conforms to international standard and certifications like IEC, CE, UL, CSA, EAC, Lloyd's, RoHS and REACH. RXM Relay should be used with a RXZE socket (screw clamp, screw connector, push-in terminal). To protect against vibrations, plastic/metal clamp can be added to the socket. Protection modules and marking legend are also available. It is sold in lots of 10 and reference includes relay only. The RXM plug-in relays are a series of industrial plug-in relays designed for both simple and complex automation systems and available with 2 CO (12A), 3 CO (10A), 4 CO (6A) contacts, 4 CO (3A) low level contacts.

Plug-In Relay - ASP - BCH Electric LimitedBCH miniature relays are compact, electromechanical switching devices used in automation systems for interfacing PLCs with other devices, interlocking control circuits, and controlling solenoids or valves. They feature a plug-in design, built-in LED indicators for status, and a fast operating time, making them suitable for various industrial, instrumentation, and telecommunication applications where space is limited.

The Omron MY2N AC220/240 Relay delivers reliable switching performance with a Closed type (cover) protective housing, Plug-in terminal structure compatible with a Socket for secure mounting. It provides a DPDT contact form with a Single contact method and uses Ag contacts to ensure long electrical life. Supporting a max contact current of AC: 5 A DC: 5 A loads. Built with a 18790 Ω coil resistance, it ensures dependable response with an 80% max. operate voltage and 30 % min. release voltage. Supporting 250 VAC 125 VDC maximum contact voltage. Manufactured by Omron, listed under Omron Relay solutions, this model belongs to theMY Series.

The OMRON MY3N 11-Pin Relay is a popular, general-purpose industrial relay used for switching higher power circuits with a low-power signal, featuring 3 Poles (3PDT), transparent cases, LED indicators, and plug-in terminals, available in various AC/DC coil voltages (like 12V, 24V, 110V, 220V) for industrial automation, requiring compatible sockets like the PYF11A. 

The Omron MY4N is a versatile, 14-pin plug-in power relay used in industrial automation for control and switching, featuring a 4PDT (4 Pole Double Throw) contact arrangement, typically rated for 5A switching capacity, and available in various coil voltages (like 24VDC or 220VAC) with features like LED indicators and test buttons, designed for socket mounting. 

The OMRON LY4N is a high-capacity, 4-pole (4PDT) general-purpose power relay for industrial automation, known for its reliability and compact design, featuring silver alloy contacts, up to 10A switching, plug-in terminals, and often including an operation indicator or LED, available in AC/DC coil versions, suitable for various control panels and machinery. 

The Omron MK2P is a highly reliable, general-purpose, octal-pin (8-pin) plug-in power relay, widely used in industrial automation for its durability, easy handling, and varied configurations (AC/DC, latching, indicator, surge suppression). Key features include silver contacts for long life (100k+ electrical ops), DPDT (Double Pole Double Throw) contact form, 10A/250VAC rating, plug-in mounting, and options for LED indicators or surge protection. 

Omron safety relays are specialized devices used in industrial automation to build reliable safety circuits, ensuring machinery stops safely by monitoring inputs from devices like light curtains or E-stops, preventing dangerous conditions through features like forced-guided contacts, and providing status LEDs for quick troubleshooting, with models like the slim G9SE offering compact designs, adjustable time delays, and easy wiring. They are critical for protecting personnel and assets, featuring internal mechanisms to detect contact welding (a common failure in standard relays) and offering functions like monitoring feedback loops to confirm safe shutdown. 

The OMRON G2RL-1 5-PIN is a compact, low-profile PCB power relay used for switching higher current loads with a low-power control signal, featuring an SPDT (Single Pole, Double Throw) contact configuration, a common 12V DC coil voltage option, and 16A contact rating for versatile use in automotive, industrial, and home automation, known for its reliability, compliance with standards, and availability in high-capacity or high-sensitivity types. 

The OMRON G2R-2 is an 8-pin, DPDT (Double Pole Double Throw) general-purpose power relay, used for controlling moderate loads in industrial automation and control systems, featuring a compact design, stable performance, DPDT switching for two separate circuits, 5A contact rating, and available in various coil voltages (like 24VDC or 230VAC). It offers galvanic isolation, high dielectric strength, and is designed for reliability with features like mechanical/LED indicators (on 'SN' models) and socket compatibility for easy installation. 

The OMRON G9SA-501 safety relay is a compact, expandable unit for industrial safety, featuring dual-channel inputs, five safety (NO) contacts, one auxiliary (NC) contact, and EDM (External Device Monitoring) for E-stops or light curtains, supporting manual/auto reset, DIN/screw mounting, and compliance with EN ISO 13849-1 (PLe/Cat 4), ensuring safe operation by halting machinery when unsafe conditions are detected. 

ASP - BCH Electric LimitedA "BCH relay" refers to a relay manufactured by BCH Electric Limited, a company in India known for various types of electrical relays, including Solid State Relays, Thermal Overload Relays, and Electronic Relays. These relays function as switching components in electrical circuits to control power flow to a load, with specific types offering features like protection against motor overloads or high-frequency switching capabilities.