BENY AC SPD 4 POLE 385V SURGE PROTECTOR

General

• Brand: BENY
• Model: BUA-40
• Product Type: AC Surge Protection Device (SPD)
• Poles: 4P
• Standard: GB 18802.1 / EN 61643-11
• Category: IEC Type 2

Electrical Characteristics

• Max Continuous Operating Voltage (Uc): 385V AC
• Nominal Discharge Current (In 8/20µs): 20kA
• Maximum Discharge Current (Imax 8/20µs): 40kA
• Voltage Protection Level (Up): ≤ 1.8kV
• Response Time: ≤ 25ns

Control & Indication

• Status Indicator: Green / Red
• Plug-in Protection Module: Yes

Remote Signaling (Optional):
• Max Working Voltage: 30V DC
• Max Working Current: 1A

Connection & Installation

• Wire Size:
 • Hard Cable: 4 – 25 mm²
 • Flexible Cable: 4 – 16 mm²

• Terminal Screws: M5
• Tightening Torque:
 • Main Circuit: 2.5 Nm
 • Remote Contact: 0.25 Nm

• Mounting Type: DIN Rail (TH35-7.5 / DIN35)

Protection & Environment

• IP Rating: IP20
• Operating Temperature: -40°C to +85°C
• Relative Humidity: 30% – 90%

Application

• AC Power Line Surge Protection
• Distribution Board Protection
• Solar Inverter AC Side Protection
• Protection against Lightning & Transient Overvoltage