CNC PV DC Protection Box, 10 Inputs / 10 Outputs, 1000 V, IP66

This CNC photovoltaic DC protection box is listed by the supplier for 10 independent strings, with 10 inputs and 10 outputs. It provides DC-side isolation and surge protection without merging the strings into a single output.

Features

• Maximum system voltage: 1000 V DC.
• UV-resistant polycarbonate enclosure with IP66 ingress protection, IEC 60529 compliance and a flame-retardant V0 rating according to UL 94.
• Fitted with MC4 connectors and cable glands.
• Four lockable 1000 V DC, 50 A isolator switches; supplier-listed standards: UL508I and IEC 60947-3 PV2.
• Ten solar DC surge-protection devices (SPD), rated at 20 kA nominal and 40 kA maximum discharge current.
• Surge-protection response time: under 25 ns; voltage protection level: 3.6 kV.
• Surge-protection standards: IEC 61643-31 and EN 50539-11+ A1.

Specifications

• PV string inputs / outputs: 10 / 10.
• Supplier-specified short-circuit current per input: 15–30 A, configuration-dependent; maximum output current: 50 A.
• Input glands: PG09; output glands: PG21; supplier-listed cable range: 2.5–16 mm.
• Enclosure dimensions: 528 × 458 × 358 mm.
• Operating temperature: -20 °C to +60 °C.
• Warranty: 24 months.