Datasheet
4
SPD specification
Nominal voltage (U
N
)V AC
Maximum continous operating voltage (U
C
) V AC/DC
Lightning impulse current (10/350 µs) (I
imp
)kA
Nominal discharge current (8/20 µs) (I
n
)kA
Maximum discharge current (8/20 s) (I
max
)kA
Voltage protection level (U
P
)kV
Ability to independently switch off the
following current (I
fi
)A
Response time (t
a
)ns
Short-circuit proof at maximum overcurrent protection kA
rms
Maximum overcurrent protection - fuse rating
Replacement modules code
Other technical data
Ambient temperature range °C
Protection degree
Wire size
mm
2
AWG
Wire strip length mm
Screw torque Nm
Remote status signalling contact specification
Contact configuration
Rated current A AC/DC
Rated voltage V AC/DC
Wire size (07P.01)
mm
2
AWG
Approvals (according to type)
For outline drawing see page 12
7P.14.8.275.1012 7P.15.8.275.1012
• SPD Type 1+2
• Replaceable varistor module
• Visual and remote signalling of varistor status
• SPD Type 1+2
• Replaceable varistor module
• Visual and remote signalling of varistor status
Features
SPD Type 1+2 Surge arrester range with
“Low U
p
performance” - three phase system
• Surge arrester suitable for 230/400 V system/
applications to prevent overvoltage effects
caused by direct or indirect lightning strikes
• To be installed at the boundary of LPZ 0 and
LPZ 1 zones
• Low U
p
level to protect senstive equipment
• Visual indication of varistor status -
Healthy/Replace
• Remote signalling contact, of varistor status.
Connector 07P.01 included
• Replaceable varistor modules
• Complies with EN 61 643-11
• 17.5 mm rail EN 60715 mounting for each
module
7P.14.8.275.1012
• Varistor protection L1, L2, L3-N+Spark Gap
protection N-PE
• Replaceable varistor modules
• Non replaceable high discharge current spark gap
7P.15.8.275.1012
• Varistor protection L1, L2, L3,N-PE
• Replaceable varistor modules
7P Series - Surge Protection Device (SPD)
L-N N-PE L, N-PE
230 — 230
275/ 350 255 / — 275 / 350
12.5 50 12.5
30 50 30
60 100 60
1.2 1.5 1.2
No following
100
No following
current current
25 100 25
35 — 35
160 A gL/gG — 160 A gL/gG
7P.10.8.275.0012 — 7P.10.8.275.0012
–40...+80
IP20
solid cable stranded cable
1x1...1x50 1x1...1x35
1x 17...1x1 1x 17...1x2
14
4
1 CO (SPDT) — 1 CO (SPDT)
0.5 - 0.1 — 0.5 - 0.1
250 — 250
solid cable
stranded cable
solid cable stranded cable
1.5 1.5 — 1.5 1.5
16 16 — 16 16
7P.14 / 7P.15
Screw terminal
XII-2012, www.findernet.com