G3PB-545B-3N-VD | Omron Solid State Contactor 3-Phase 45A 180–528VAC 9.6–30VDC

Omron · Relays, Contactors & Switches

Description  The Omron G3PB-545B-3N-VD Solid State Contactor is a three-phase, zero-cross switching relay designed for high-capacity AC load control up to 45 A at 180–528 VAC. Operated via a 9.6–30 VDC control voltage, it provides silent, fast, and reliable switching for heaters, motors, and resistive loads. Featuring an integrated heat sink and chassis or DIN rail mounting, the G3PB-545B-3N-VD ensures efficient thermal management and long operational life in industrial environments.     Technical Specifications  Condition New/Never Used Surplus Brand Omron Automation and Safety Category Industrial Relays Part Number G3PB-545B-3N-VD Subcategory Solid State Contactors Series G3PB Series Type Three-Phase Solid State Relay (Zero Cross) Circuit Type 3PST-NO (3 Form A) Output Type AC, Zero Cross Switching Load Current 45 A Load Voltage Range 180–528 VAC Control Voltage Range 9.6–30 VDC Input Current 10 mA typical Operating Frequency 50/60 Hz Mounting Type Chassis Mount / DIN Rail Mount Termination Style Screw Terminals Cooling Integrated Heat Sink Package / Case SSR with Integrated Heat Sink Isolation Resistance 1000 MΩ min. (at 500 VDC) Dielectric Strength 4000 VAC between input and output Operating Temperature -30°C to +80°C Enclosure Material Aluminum Heat Sink with Plastic Housing LED Indicator Input Status Indication Product Status Obsolete Application Heater Control, Motor Control, Industrial Power Switching Unit Weight 14.1 oz (approx. 400 g) Country of Origin Japan     Information About G3PB-545B-3N-VD The G3PB-545B-3N-VD is part of the Omron G3PB Series, a line of compact three-phase solid state contactors engineered for precision AC load switching. Utilizing zero-cross technology, it minimizes electrical noise and surge currents during operation, enhancing load and contactor longevity. This model supports control voltages from 9.6–30 VDC and operates over a wide load voltage range from 180–528 VAC, making it suitable for both resistive and some inductive loads. Designed with screw terminals and an integrated heat sink, the G3PB-545B-3N-VD simplifies installation and ensures optimal performance under continuous-duty conditions. Key Features: Three-Phase Switching: Controls all three phases simultaneously for balanced load operation. High Load Capacity: Rated at 45 A with load voltages up to 528 VAC for industrial applications. Zero-Cross Triggering: Reduces electrical noise and inrush current during load activation. Wide Control Voltage Range: Accepts 9.6–30 VDC for flexible system integration. Integrated Heat Sink: Ensures efficient heat dissipation under continuous operation. Dual Mounting Options: Supports both chassis and DIN rail installation for convenience. Fast, Silent Operation: No mechanical contacts, eliminating arcing and contact wear. Industrial Durability: Built for long-term use in heating, motor, and process control applications. The G3PB-545B-3N-VD delivers the reliability and precision required for high-performance AC load switching in industrial automation and temperature control systems.

Brand: Omron · Category: Relays, Contactors & Switches

Key features

• Three-Phase Switching: Controls all three phases simultaneously for balanced load operation.
• High Load Capacity: Rated at 45 A with load voltages up to 528 VAC for industrial applications.
• Zero-Cross Triggering: Reduces electrical noise and inrush current during load activation.
• Wide Control Voltage Range: Accepts 9.6–30 VDC for flexible system integration.
• Integrated Heat Sink: Ensures efficient heat dissipation under continuous operation.
• Dual Mounting Options: Supports both chassis and DIN rail installation for convenience.
• Fast, Silent Operation: No mechanical contacts, eliminating arcing and contact wear.
• Industrial Durability: Built for long-term use in heating, motor, and process control applications.

Specifications

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