TY-40 4P

Category:T2 surge protector（8/20µs）

40kA Three-phase Power Lightning Protection Device 4P

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Features:

Type 2 surge protection

Compact design

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

Max. discharge current Imax(8/20μs)：40kA

Max. continuous operating voltage Uc：385VAC (If need other voltage, please contact us)

Pole number：4P

It is composed of a basic component and 4 plug-in protection modules

Comply with IEC 61643-11

Low residual current, fast response

Status indicator window, normal green, red indicates product failure

Remote signaling is optional

Parameters:

Model		TY-40 150 4P	TY-40 275 4P	TY-40 320 4P	TY-40 385 4P	TY-40 440 4P
SPD classification according to EN61643-11		Type 2	Type 2	Type 2	Type 2	Type 2
SPD classification according to IEC61643-11		Class II	Class II	Class II	Class II	Class II
Max. continuous operating a.c. voltage	Uc	150V	275V	320V	385V	440V
Nominal discharge current (8/20μs)	In	20kA	20kA	20kA	20kA	20kA
Max. discharge current (8/20μs)	Imax	40kA	40kA	40kA	40kA	40kA
Voltage protection level	Up	≤0.8kV	≤1.3kV	≤1.5kV	≤1.8kV	≤2.0kV
Voltage protection level 5kA	Up	≤0.6kV	≤1.0kV	≤1.2kV	≤1.4kV	≤1.6kV
Max. backup fuse		125A gG	125A gG	125A gG	125A gG	125A gG
Response time	tA	≤25ns	≤25ns	≤25ns	≤25ns	≤25ns
Operating temperature range	Tu	-40℃-80℃	-40℃-80℃	-40℃-80℃	-40℃-80℃	-40℃-80℃
Operating state / fault indication		green / red	green / red	green / red	green / red	green / red
Cross-section area (Min.)		4mm²	4mm²	4mm²	4mm²	4mm²
Cross-section area(Max.)		35mm²	35mm²	35mm²	35mm²	35mm²
For mounting on		35mm Din rail
Enclosure material		Thermoplastic UL94-V0
Degree of protection		IP20	IP20	IP20	IP20	IP20

Application:

Generally used in AC 50/60Hz, 230/400V systems

Suitable for TN-S system

Protection area: between LPZ1 and LPZ2 area

Installation and Maintenance:

Type 2 surge arrester is mounted on the distribution board behind the main switchboard which is mounted Type 1 surge arrester

In areas with frequent storms, it is recommended to install additional protection systems