The 0～100KW PV Grid-connected Box is a core integrated grid-connected device for residential and industrial & commercial distributed PV systems. It integrates bidirectional energy meter, grid-connected circuit breaker, surge protection, monitoring communication and lightning protection inside a single outdoor cabinet. It completes full processes of PV power collection, metering, protection and 380V three-phase grid connection in one stop, acting as the hub connecting PV inverters and low-voltage power distribution network.
The 0～100KW PV Grid-connected Box is a core integrated grid-connected device for residential and industrial & commercial distributed PV systems. It integrates bidirectional energy meter, grid-connected circuit breaker, surge protection, monitoring communication and lightning protection inside a single outdoor cabinet. It completes full processes of PV power collection, metering, protection and 380V three-phase grid connection in one stop, acting as the hub connecting PV inverters and low-voltage power distribution network.
Integrated multiple protections including overvoltage, undervoltage, short circuit, anti-islanding and surge lightning protection; fast tripping upon faults to guarantee high system operation safety;
Class 0.25S bidirectional energy meter with independent sealed metering chamber, fully complying with grid acceptance specifications for grid connection;
Outdoor high-protection cabinet with IP65 rating, resistant to high & low temperatures, adaptable to harsh open-air and outdoor workshop conditions.
Standard RS485 communication; optional 4G / Ethernet cloud monitoring supporting remote data reading, status check and fault alarm;
Pre-integrated and pre-commissioned before delivery; only wiring required on site for commissioning, greatly reducing on-site construction and assembly workload;
Covers multiple power ranges from 10‑100kW, supports maximum 4 inverters, suitable for various residential and small industrial & commercial distributed PV projects.
| Product Name | 0~100KW PV Grid-connected Box |
| Power Coverage Range | 10‑100kW (5 options: 10/30/50/80/100kW) |
| Grid-connected Electrical Parameters | |
| Nominal Grid Voltage | AC380V/400V, 3-phase 5-wire |
| Operating Frequency Range | 47.5‑51.5Hz |
| Metering Accuracy | Class 0.25S 3-phase bidirectional multi-function energy meter |
| Cabinet Basic Characteristics | |
| Cabinet Material | Cold rolled steel plate, thickness 1.5‑2.0mm, RAL7035 electrostatic powder coating |
| Protection Rating | Wall-mounted IP65 (outdoor); Floor-standing IP30 (indoor) |
| Ambient Operating Temperature | -25℃~+55℃ |
| Relative Humidity | ≤95%, non-condensing |
| Applicable Altitude | ≤2000m (derating required above 2000m) |
| Protection & Communication | |
| Anti-islanding Operation Time | ≤0.2s |
| Communication Interface | Standard RS485 (Modbus‑RTU); Optional Ethernet / 4G cloud monitoring |
| Max. Supported Inverter Quantity | 4 units |
| Applicable Standards | GB/T17215.1, GB/T19964, GB4348, IEC Standards |
Contact: Hubei Ability Electric Group Co., Ltd.
Phone: +86-18872006188
E-mail: monica@ability-electric.com
Whatsapp:+86-18872006188
Add: No. 2 Dongsheng Road, Hujia Industrial Park, Shiyan City, Hubei Province, China
