ABB Surge Protector DC OVR PV T1-T2 5-1000 P QS, 3P

OVR PV T1-T2 5-1000 P QS is a surge protector designed for photovoltaic installations of direct current. The device combines protection classes T1 (Type 1) and T2 (Type 2), providing protection against impulse surges and transient overvoltages in PV systems with a nominal voltage of 1000 V.

Manufacturer: ABB is an international company specializing in energy technologies and automation. The product belongs to the OVR PV family, designed specifically for photovoltaic installations, combining modular construction with features that facilitate installation and maintenance, such as a pluggable cartridge and an optional auxiliary contact for monitoring the device's status.

Electrical and Technical Parameters

• Type of protection: T1-T2 (Class I + II)
• Nominal voltage Un: 1000 V DC
• Maximum continuous operating voltage Ucpv: 1100 V
• Impulse surge current Iimp (10/350 μs): 5 kA
• Total surge current Itotal (10/350 μs): 5 kA
• Maximum discharge current Imax (8/20 μs): 40 kA
• Nominal discharge current In (8/20 μs): 20 kA
• Voltage protection level Up at In (L-L / L-N): 3.8 / 3.8 kV
• Response time: <25 ns
• Short-circuit DC current ISCPV: 11 A

Mechanical and Installation Parameters

• Number of protected wires: 2 (1+1 DC configuration)
• Technology: varistors (MOV)
• Pluggable cartridge and integrated thermal disconnector
• Mechanical status indicator signaling end of cartridge life
• Possibility of auxiliary contact (TS) as an option
• Dimensions (h x w x d): 95 x 54 x 86 mm
• Dimensions with additional auxiliary contact (TS): 110 x 54 x 86 mm
• Weight: 0.397 kg
• Protection degree: IP20