DEHN

DEHN Type 2 and 3 AC Surge Arresters

DEHNguard

Modular multipole surge arrester with new "Advanced Circuit Interruption" (ACI) technology in the protection module consisting of a switch/spark gap combination. For protecting low-voltage consumer installations against surges.
  • Type 2 and 3 combined Devices
  • 1-phase and 3-phase options
  • Fault monitoring versions
  • Vibration and shock-tested according to EN 60068-2
  • MP versions with push-in double terminals for easy wiring

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Technical data / Documents

Accessories & Related products

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Technical data

Technical Data
Protection type Type 2 & 3
Protection class Class 2
Earthing arrangement TN-S
Phases 3-phase
Nominal voltage 230 / 400 V
Max operating voltage (L-N) 275 V
Voltage protection level ≤ 1.5 kV
Nominal discharge current 20 kA
Short circuit strength 50 kArms
Frequency 50 / 60 Hz

Dimensions
Length 90 mm
Width 72 mm

*Invisible Heading*
Height 66 mm
Number of modules 4

Connection Data
Cross section single wire from 1,5 mm²
Cross section single wire to 35 mm²
Remote signalling contact No
Connection type Screw

Additional Data
Approvals Kema, UL, VDE
Tariff code 85363030
Country of origin DE
Weight 0,444 kg

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Measurements and connections

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Parts Protection type Protection class Earthing arrangement Phases Protection lines Nominal voltage Max operating voltage (L-N) Voltage protection level Nominal discharge current Short circuit strength Frequency Length Width Height Number of modules Cross section single wire from Cross section single wire to Remote signalling contact Connection type Approvals Tariff code Country of origin Weight Price
DEHN 952400 product image
DEHNguard M TNS 275 surge arrester Modular and pluggable four-pole surge arrester for 230/400 V TN-S systems.
Art:
952400 Copied
Type 2 & 3
Class 2
TN-S
3-phase
230 / 400 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
72 mm
66 mm
4
1,5 mm²
35 mm²
No
Screw
Kema, UL, VDE
85363030
DE
0,444 kg
DEHNguard M TNS 275 FM
DEHNguard M TNS 275 FM surge arrester Modular and pluggable four-pole surge arrester for 230/400 V TN-S systems.
Art:
952405 Copied
Type 2 & 3
Class 2
TN-S
3-phase
230 / 400 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
72 mm
66 mm
4
1,5 mm²
35 mm²
Yes
Screw
Kema, UL, VDE
85363030
DE
0,444 kg
DEHNguard M TT 275 Type 2 surge arrester, Modular and pluggable four-pole surge arrester for 230/400 V TT and TN-S systems
DEHNguard M TT 275 Type 2 surge arrester, Modular and pluggable four-pole surge arrester for 230/400 V TT and TN-S systems
Art:
952310 Copied
Type 2 & 3
Class 2
TT, TN-S
3-phase
230 / 400 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
72 mm
66 mm
4
1,5 mm²
35 mm²
No
Screw
Kema, UL, VDE
85363030
DE
0,405 kg
DEHNguard M TN 275 Type 2 surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TN systems.
DEHNguard M TN 275 Type 2 surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TN systems.
Art:
952200 Copied
Type 2 & 3
Class 2
TN
1-phase
2
230 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
36 mm
66 mm
2
1,5 mm²
35 mm²
No
Screw
Kema, UL, VDE
85363030
DE
0,229 kg
DEHNguard M TN 275 FM Type 2 surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TN systems. Includes Fault Indication
DEHNguard M TN 275 FM Type 2 surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TN systems. Includes Fault Indication
Art:
952205 Copied
Type 2 & 3
Class 2
TN
1-phase
2
230 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
36 mm
66 mm
2
1,5 mm²
35 mm²
Yes
Screw
ATEX, IECEx, Kema, UL, VDE
85363030
DE
0,232 kg
DEHNguard M TNC 275 Type 2 surge arrester Modular and pluggable three-pole surge arrester for TN-C systems
DEHNguard M TNC 275 Type 2 surge arrester Modular and pluggable three-pole surge arrester for TN-C systems
Art:
952300 Copied
Type 2 & 3
Class 2
TN-C
3-phase
230 / 400 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
54 mm
66 mm
3
1,5 mm²
35 mm²
No
Screw
Kema, UL, VDE
85363030
DE
0,334 kg
DEHNguard M TT 275 FM surge arrester Modular and pluggable four-pole surge arrester for 230/400 V TT and TN-S systems with remote signalling contact
DEHNguard M TT 275 FM surge arrester Modular and pluggable four-pole surge arrester for 230/400 V TT and TN-S systems with remote signalling contact
Art:
952315 Copied
Type 2 & 3
Class 2
TT, TN-S
3-phase
230 / 400 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
72 mm
66 mm
4
1,5 mm²
35 mm²
No
Screw
ATEX, IECEx, Kema, UL, VDE
85363030
DE
0,415 kg
DEHNguard M TT 2P 275 surge arrester
DEHNguard M TT 2P 275 surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TT and TN systems.
Art:
952110 Copied
Type 2 & 3
Class 2
TT, TN
1-phase
2
230 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
36 mm
66 mm
2
1,5 mm²
35 mm²
No
Screw
ATEX, IECEx, Kema, UL, VDE
85363030
DE
0,242 kg
DEHNguard M TT 2P 275 FM surge arrester
DEHNguard M TT 2P 275 FM surge arrester Modular and pluggable two-pole surge arrester for single-phase 230 V TT and TN systems with remote signalling contact
Art:
952115 Copied
Type 2 & 3
Class 2
TT, TN
1-phase
2
230 V
275 V
≤ 1.5 kV
20 kA
50 kArms
50 / 60 Hz
90 mm
36 mm
66 mm
2
1,5 mm²
35 mm²
Yes
Screw
ATEX, IECEx, Kema, UL, VDE
85363030
DE
0,228 kg
DEHNguard MP TNS ACI 275 FM surge arrester 4-pole, modular, pluggable surge arrester with integrated ACI switch/spark-gap and double-push-in connection clamp suitable for stub wiring and feed-through wiring suitable for TN-S systems, width of 4 standard DIN modules with remote signalling contact
DEHNguard MP TNS ACI 275 FM surge arrester 4-pole, modular, pluggable surge arrester with integrated ACI switch/spark-gap and double-push-in connection clamp suitable for stub wiring and feed-through wiring suitable for TN-S systems, width of 4 standard DIN modules with remote signalling contact
Art:
952440 Copied
Surge arrester Type 2 DEHNguard M multipole for PV systems up to 1500V DC
Surge arrester Type 2 DEHNguard M multipole for PV systems up to 1500V DC
Art:
952567 Copied

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