NOARK DC odpojovač 4-pólový 50A 1000V DC pre fotovoltaické systémy

The NOARK DC Isolator Switch is a high-quality, reliable switching device designed specifically for photovoltaic (PV) systems. With a 4-pole configuration, rated current of 50A, and voltage rating of 1000V DC, it ensures safe isolation and maintenance of solar power installations. This switch is DIN rail mountable, occupies 4 module widths (72mm), and complies with IEC/EN 60947-3 standards.

Advantages

Robust construction with high electrical and mechanical endurance (1500/8500 cycles). Rated impulse withstand voltage of 8 kV and short-circuit withstand current of 10 kA for 1 second ensure safety under fault conditions. Wide operating temperature range (-25°C to +70°C) suitable for various environments. Easy installation with terminal capacity up to 35 mm².

Suitable for

• Photovoltaic (PV) solar systems
• DC power distribution
• Industrial and commercial solar installations

Key specifications

• Product Type: DC Isolator Switch
• Number of Poles: 4-Pole (4P)
• Rated Current (In): 50 A
• Rated Voltage (Ue): 1000 V DC
• Mounting: DIN Rail
• Module Width: 4 Modules (72 mm)
• Standard: IEC/EN 60947-3
• Rated Insulation Voltage (Ui): 1000 V DC
• Rated Impulse Withstand Voltage (Uimp): 8 kV
• Operating Temperature: -25°C to +70°C
• Terminal Capacity: 1.5 - 35 mm²
• Electrical Endurance: 1500 cycles
• Mechanical Endurance: 8500 cycles
• IP Protection: IP20
• Switching Positions: ON/OFF
• Handle Type: Rotary Handle
• Short-Circuit Withstand Current (Icw): 10 kA for 1s
• Pollution Degree: 3
• Installation Environment: Indoor (without enclosure)

Recommendations

For optimal performance, ensure proper installation by a qualified electrician. Use appropriate cable sizes and follow local electrical codes. This switch is intended for indoor use only; for outdoor applications, an appropriate enclosure is required.