Class B Smart Surge Protector for AC Power System

Power distribution box(cabinet); AC cabinet; Column head cabinet; Charging station/charging point

Communication Base Station

Telecom centers

Automatic control centers

Intelligent buildings

Industrial enterprises

Medical institutes

IT, TT, TN-C, TN-S, TN-C-S, and other power supply system

Feature of 400KA Model With 20 Years Warranty

UL 1449, IEC61643

IP54

400kA 8/20μs capability

Thermal disconnect device

Heat turn-off technology

Temperature control to protect circuit

Status indicators and lightning counter

Remote alarm contact, easy to remote control

Easy to install and simple for maintenance

International famous brand for core component with excellent performance

20 years warranty

Technical Parameters of 400KA Model With 20 Years Warranty

Model B400B3+N B400F3+N

Lighning proection zone(LPZ) 1-2

Standards Compliance UL 1449 4th Edition; IEC61643-1; ROHS

Classification Class I /II, Type1/2

Nominal working voltage Un 220VAC (L -N)/380VAC (L -L) 127VAC (L -N)/220VAC (L -L)

Max continuous operating voltage Uc 385VAC 280VAC

Nominal discharge current (8/20µs) In 20kA

Max discharge current Imax (8/20µs) Imax 400KA

Voltage Protection Rating ( VPR) Up 0.8kV（L-N）1.7kV（L-L, L-G） 1.2kV

Fault Current Rating 65kA with 200A breaker

Response Time Ta 25ns/100ns

Temperature & Humidity rating Temperature: -20 to 80℃, (-4-176F)

Relative humidity: ≤95％

Mounting style Parallel hardwire

Dimension (Inches) 300(L)*205 (W)*400(H) mm

Connecting diameter Min.16mm2, Max.25mm2

Material of BOX (Outdoor) ABS

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