Techwin TVSS 400kA Class B surge Protection device(SPD)TV certificatedfor Three-phase 380V AC system 20 Years warranty

B400B3+N-H

APPLICATIONS:

Class B Surge Protective Device for AC Power System.

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

CommunicationBase 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.

Features:

• 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

Electrical Parameter

Nominal Operating VoltageUn	220VAC (L -N)/380VAC (L -L)
Max. Continuous OperatingUc	385VAC
Nominal Discharge Current(8/20μs)in	20kA
Max. Discharge Current(8/20μs)Imax	400kA
Fault Current Rating	65kA with 200A breaker
Protection LevelVPR	0.8kV(L-N)1.7kV(L-L,L-G)
SPD Technology	MOV
Response TimeTa	25ns
Temperature & Humidity rating	Temperature: -20 to 80℃, (-4-176F) Relative humidity: ≤95

Dimensions	400(L)*300 (W)*200(H) mm	Enclosure Color	Grey
Enclosure Type(Outdoor)	Type 4X PC	Mounting	Parallel in System
Connection Terminal(SPD) hardwire	#14-#2/0AWG(2.5Mm2-70Mm2)