DA-275 V/3+1



DA-275 V/3+1

Describe first line 
pluggable module, visual fault signalling, module locking
Product description 
combination of varistor SPD and encapsulated spark gap, connected in the 3+1 mode, installation to LV installations, close to protected equipment, for protection of the equipments against impact of induced overvoltages during a lightning strike or switching overvoltages
Ordering number 
A01848
Dimension drawing
Basic circuit diagram
Technical specifications
Type of network 
TT
Type of SPD 
T3
Nominal voltage 
Un
230
V AC
Maximum operating voltage L-N 
Uc
275,00
V AC
Maximum operating voltage N-PE 
Uc
255,00
V AC
Nominal discharge current (8/20 µs) L-N 
In
5,00
kA
Nominal discharge current (8/20 µs) N-PE 
In
10,00
kA
Test voltage L-N 
Uoc
10,0
kV
Test voltage N-PE 
Uoc
20,0
kV
Voltage protection level mode L-N 
Up
1,00
kV
Voltage protection level mode N-PE 
Up
1,50
kV
Voltage protection level mode L-PE 
Up
1,50
kV
Maximum overcurrent protection 
63 A gL/gG or C 63 A
Response time 
ta
25
ns
Response time L-N 
ta
25
ns
Response time N-PE 
ta
100
ns
Cross-section of connected conductors solid (min) 
1,00
mm2
Cross-section of connected conductors solid (max) 
35,00
mm2
Cross-section of connected conductors stranded (min) 
1,00
mm2
Cross-section of connected conductors stranded (max) 
25,00
mm2
Fault indication L-N 
red indication field
Fault indication N-PE 
no
Degree of protection 
IP 20
Range of ambient temperatures - min 
-40
°C
Range of ambient temperatures - max 
80
°C
Mounting 
DIN rail 35 mm
According to standard 
EN 61643-11:2012, IEC 61643-11:2011
ETIM Class 
EC000942
Customs tariff number 
85363030
EAN 
8595090518488

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