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Experience Unwavering 3-Phase Power Reliability with the Time-Tested M45F Automatic Changeover Switch
The M45F is a robust and dependable 3-phase Automatic Changeover Switch (ACCL) built upon a time-tested interlocked contactor design. Renowned for its superb performance track record, the M45F ensures complete safety and seamless transition between your main 3-phase power supply and a generator during outages.
Housed in a durable, pure white FR polycarbonate enclosure with meticulously crafted, custom-made terminals, the M45F offers both exceptional operational reliability and a clean, professional aesthetic. Designed for a wide range of lighting and power loads, this 45A ACCL provides peace of mind knowing your critical systems will remain powered without interruption. Trust in the proven performance and robust construction of the M45F for your 3-phase power backup needs.
Model: M45F
Core Functionality: Automatic Changeover Switch (3-Phase)
Technology: Interlocked Dual Contactor Design
Key Feature: Time-tested design with a superb performance track record
Enclosure: Pure white FR Polycarbonate with custom-made terminals
Rated Loads:
Suitable Loads: Lighting and power loads
Number of Poles: 4 (3P+N)
Rated Voltage: 415V (Line-to-Line) / 240V (Phase-to-Neutral), 50 Hz
Mains Rated Current (AC1): 45A
Mains Rated Current (AC3): 25A
Generator Trip Range (AC1): 1 - 45A
Starting Voltage Range (Mains, P-N): 180 - 300V
Operating Voltage Range (Mains, P-N): 180 - 300V (310 - 520V Line-to-Line)
Operating Voltage Range (Gen, P-N): 170 - 250V
Generator Output On-delay: 4 - 10 seconds (randomized on boot-up)
Transfer Time: ? 1 second
Self-resetting Time (after tripping): 4 - 10 seconds
Under/over-voltage Protection (Mains): Optional
Under/over-voltage Protection (Gen): Yes, 170 - 270V
Utilisation Category: AC1 / AC7a / AC7b
Electrical Endurance (Operations): 60,000
Enclosure Material: Polycarbonate (Fire-retardant)
Mounting Type: DIN (35mm / 75 mm)
Terminal Capacity: 16 mm�
Dimensions (W x H x D): 122 x 157 x 148 mm
Weight: 1.54 KG
Conformity: IEC 60947-4 / IEC 60947-6-1
Protection Class: IP20
Ambient Temperature: -10�C � 65�C
Rated Insulation Voltage: 1.1 kV
Load Switching Device: Interlocked Dual Contactor
Short-circuit withstand capacity: 6kA
Optional On-Demand Features: