Pramac LH0043018 - alimentatore generatore commutatore manuale 32 A

Switch between mains and generator power safely with this 32 A, 4-pole manual transfer switch, engineered for reliable load transfer in residential and light commercial applications. Its IP65-rated enclosure and robust polycarbonate housing ensure dependable operation even in demanding environments.

Overview

The Pramac LH0043018 is a manual transfer switch designed to alternate between two power sources: the utility grid and a backup generator. With a rated current of 32 A and a 4-pole configuration, it provides complete isolation, including neutral, for enhanced safety. The switch features three positions: I (Mains), 0 (Off), and II (Generator), allowing clear and unambiguous source selection. Its enclosed design with IP65 protection makes it suitable for surface mounting in indoor or sheltered outdoor locations where dust and water ingress could be a concern.

What stands out

• High electrical endurance: rated for 10,000 electrical operations and 30,000 mechanical cycles, ensuring long service life.
• Robust construction: UV-resistant polycarbonate housing withstands harsh conditions and resists degradation from sunlight.
• Clear switching positions: I-0-II configuration prevents accidental cross-connection between sources.
• Wide operating temperature range: functions reliably from -25°C to +55°C, suitable for various climates.
• Compliance with international standards: meets IEC 60947-3 and EN 60947-3, CE marked for safety assurance.

Technical details

• Switch type: Manual transfer switch
• Rated current: 32 A
• Number of poles: 4-pole
• Rated operational voltage (Ue): 230/400 V AC
• Rated insulation voltage (Ui): 690 V AC
• Rated impulse withstand voltage (Uimp): 6 kV
• Rated frequency: 50/60 Hz
• Short-circuit withstand current (Icw): 1.5 kA (1s)
• Enclosure protection rating: IP65
• Mounting type: Surface mount, enclosed
• Connection type: Screw terminals
• Cable entry: Gland entries (pre-drilled or knockouts)
• Operating temperature range: -25°C to +55°C
• Storage temperature range: -40°C to +70°C
• Electrical endurance: 10,000 cycles
• Mechanical endurance: 30,000 cycles
• Housing material: UV-resistant polycarbonate
• Standards compliance: IEC 60947-3, EN 60947-3, CE

Our verdict

The Pramac LH0043018 is a solid choice for anyone needing a reliable manual transfer switch with robust environmental protection. Its high endurance and compliance with safety standards make it a dependable component for backup power systems.