TECO-Westinghouse RHN-80A4 Relay

Description:

The TECO-Westinghouse RHN-80A4 Relay is used to provide electromagnetic switching and isolation of control circuits in industrial motor control and automation systems. Commonly installed in motor control centers, pump control panels, conveyor systems, HVAC equipment, compressors, and industrial automation panels requiring reliable relay-based switching. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of industrial control and relay systems.

Applications:

The TECO-Westinghouse RHN-80A4 Relay is designed for dependable switching of low-power control signals used to operate contactors, starters, alarms, timers, and interlocking circuits. It is commonly used in manufacturing facilities, water and wastewater treatment plants, material handling systems, HVAC installations, and industrial process equipment where electrically isolated control of field devices is essential. General relay applications include PLC output interfacing, motor starter control, and protective control circuits.

Technical Specifications:

• Manufacturer: TECO-Westinghouse Motor Company
• Manufacturer Part Number (MPN): RHN-80A4
• Product Type: Electromechanical Control Relay
• Relay Type: Plug-in Industrial Relay
• Contact Configuration: 4-Pole Changeover (4PDT / 4 C/O)
• Rated Contact Current: 5 A
• Control Circuit: Coil-operated electromagnetic relay
• Mounting Style: Plug-in socket mount
• Contact Material: Silver alloy (configuration dependent)
• Mechanical Life: Up to 20 million operations (relay series dependent)
• Electrical Life: High-cycle industrial duty
• Dielectric Strength: Industrial-grade insulation between coil and contacts
• Operating Temperature: Suitable for industrial control panel environments
• Compatible Equipment: Motor starters, PLC control panels, HVAC systems, conveyors, pumps, compressors, and industrial automation equipment
• Applications: Control logic, signal isolation, interlocking circuits, alarm systems, and auxiliary control functions.

Common Replacements:

• Schneider Electric RHN412BA76
• Omron MY4N Series Relay
• IDEC RU4 Series Relay