Eaton PKZ-SOL30 2-Pole DC String Breaker 30A 1000V for Photovoltaic Systems 120939

The Eaton PKZ-SOL30 is a 2-pole DC string breaker designed for photovoltaic systems, providing reliable overload and short-circuit protection for PV strings up to 1000 V DC. With a rated current of 30 A, it ensures safe operation and disconnection in solar installations.

Advantages

Thermal-magnetic tripping characteristic ensures precise protection against overloads and short circuits. High short-circuit breaking capacity of 10 kA at 1000 V DC enhances system safety. DIN rail mounting allows quick and secure installation in distribution boards.

Suitable for

• Photovoltaic string protection in residential and commercial solar systems
• DC circuits requiring reliable isolation and protection
• Installations with DIN rail mounting per EN 60715

Key specifications

• Number of poles: 2
• Rated current: 30 A
• Rated operational voltage: 1000 V DC
• Rated insulation voltage: 1000 V
• Rated impulse withstand voltage: 6 kV
• Short-circuit breaking capacity: 10 kA at 1000 V DC
• Tripping characteristic: Thermal-magnetic
• Mounting type: DIN rail (EN 60715)
• Connection type: Screw terminals
• Terminal capacity: 1 x (1-50 mm²) or 2 x (1-16 mm²)
• Degree of protection: IP20 (terminals), IP00 (housing)
• Ambient operating temperature: -25 to +55 °C
• Storage temperature: -40 to +80 °C
• Standards: IEC/EN 60947-2, IEC/EN 60947-4-1
• Switching frequency: Max. 40 operations/hour

Recommendations

For optimal performance, ensure the breaker is installed in a protected environment and that connections are properly torqued. Optional auxiliary contacts can be added for status indication.