Lightning and surge protection systems - OBO Bettermann

Catalogue Lightning and surge protection systems

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Power supplies

BETTERMANN

Overvoltage arrester/SurgeController

Arrester type 2


Type	Version	Pack.	Weight	Item No.
		pes	kg/% pc
V 20-VA/0	1-pole, upper part; 385V	1	6.018	5099 61 3

cc-

V 20-VA/O...: Separate upper part (plug-in).

• Suitable for use in the pre-meter area (absolutely free of leakage current)

• Plug-in upper part; upper part can be separated from base without tools


Maximum continuous voltage	Uc	V	V 20-VA/0 385
Requirement class to VDE 0675 Part 6-11 (DIN EN 61643-11)			Type 2
Requirement class to IEC 61643-1			class II
LPZ			1-2
Nominal discharge current (8/20)	In	kA	20
Maximum discharge surge current	Ima,	kA	25
Voltage protection level	Up	kV	<1,8
Response time	tA	ns	<25
Maximum back-up industrial fuse		A	125
Temperature range	e	°C	-40 - +80
Protection rating			IP 20
Division unit TE (17.5 mm) 1
Connection cross-section, rigid		mnf	2,5 - 35
Connection cross-section, multi-wire		mm²	2,5 - 35
Connection cross-section, flexible		mm²	2,5 - 35



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V 20-VA/0

Lightning current and surge arrester/base

Base


Type	Version	Pack.	Weight	Item No.
		pcs	kg/% pc
V 20-C/U-1	1-pole base	1	10.000	5099 63 3
V 20-C/U-2	2-pole base	1	17.000	5099 64 1
V 20-C/U-3	3-pole base	1	23.000	5099 66 8
V 20-C/U-4	4-pole base	1	29.000	5099 67 6

V20-C/U...: base.

• Suitable for V25-B+C or V 20-C

• Pre-mounted and readyforconnection



		V 20-C/U-1	V 20-C/U-2	V 20-C/U-3	V 20-C/U-4
Temperature range		-40 - +80	-40 - +80	-40 - +80	-40 - +80
Protection rating		IP 20	IP 20	IP20	IP20
Division unit TE (17.5 mm)		1	2	3	4
Connection cross-section, rigid	mm2	2,5 - 35	2,5 - 35	2,5 - 35	2,5 - 35
Connection cross-section, multi-wire	mm2	2,5 - 35	2,5 - 35	2,5 - 35	2,5 - 35
Connection cross-section, flexible	mm2	2,5 - 25	2,5 - 25	2,5 - 25	2,5 - 25


Type	Version	Pack.	Weight	Item No.
		pcs	kg/% pc
V 20-C/U-1+NPE	1-pole with NPE; base	1	17.000	5095 86 7
V 20-C/U-3+NPE 3-pole with NPE; base		1	29.000	5095 87 5

cc-

V20-C/U...:bottom part.

• Suitable for V25-B+C or V 20-C as well as C 25-B+C

• Pre-mounted and readyforconnection

• With protection against incorrect insertion

• Marked connections

• 3+1 protection circuit

V 20-C/U-1+NPE V 20-C/U-3+NPE

-40 - +80 IP 20

2,5 - 35 2,5 - 35 2,5 - 25

-40 - +80 IP 20

2,5 - 35 2,5 - 35 2,5 - 25

Temperature range Protection rating Division unit TE (17.5 mm) Connection cross-section, rigid Connection cross-section, multi-wire Connection cross-section, flexible

°C

mm2 mm2 mm2

o o

CSI OJ

E ni

I-

52 TBS

Always indicate the item number while ordering.