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DEHN
| Approvals | Kema, UL, VDE |
|---|---|
| Connection type | Screw |
| Country of origin | DE |
| Cross section single wire from | 1.5 |
| Cross section single wire to | 35 |
| Earthing arrangement | TN-S |
| Frequenze | 50 / 60 Hz |
| Height | 66 |
| Length | 90 |
| Max operating voltage (L-N) | 275 |
| Nominal discharge current | 20 |
| Nominal Voltage | 230 / 400 V |
|---|---|
| Phases | 3-phase |
| Protection Class | Class 2 |
| Protection type | Type 2 & 3 |
| Remote signalling contact | No |
| Short circuit strength | 50 kArms |
| Tariff code | 85363030 |
| Weight | 0.444 |
| Width | 72 |
| Voltage protection level | ≤ 1.5 |
The DF Electric 485121 fuse holder delivers reliable protection in a compact, DIN-rail-ready design. Built for panel builders who won’t compromise on safety or performance, it’s the trusted choice for tough environments and tight spaces.
STEGO’s new loop enclosure heaters are a smart fix for condensation in control cabinets. They heat evenly, install fast with no tools, and come in a range of sizes from 10 to 150 W. They're tough, touch-safe, and even have a built-in thermostat option—everything you need to protect your gear and keep things running smoothly.
Precise, Durable Linear Measurement from Kübler
Browse our range of Kübler draw wire encoders and linear measurement systems, designed for accurate position and speed sensing in industrial and OEM applications. Built for tough environments. Trusted by automation professionals.
Designed by HORA eTec, the RKA series offers a complete lineup of aluminium terminal blocks built for both aluminium and copper conductors. Every model in the range includes push-through protection, is finger-safe, and is built with installation efficiency in mind. From compact control panels to large-scale systems, here’s the full breakdown—from the RKA 16 to the RKA 300.
In complex, high-stakes electrical environments, precision, safety, and performance aren't optional, they're essential. That’s why at Demesne Electrical, we supply solutions that go beyond compliance, empowering engineers and panel builders to build smarter, more connected systems.
One of our most trusted partners in this space is TELE Haase, an industry leader in intelligent monitoring and automation components. From load protection…
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Think your power supply is running at 95% efficiency?
Don’t just trust the datasheet, test it. In this post, we break down how to accurately measure power supply efficiency using the right tools, setups, and real-world conditions. Essential reading for anyone working with industrial power in Ireland.
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| My favourites | Articles | Approvals | Connection type | Country of origin | Cross section single wire from | Cross section single wire to | Earthing arrangement | Frequenze | Height | Length | Max operating voltage (L-N) | Nominal discharge current | Nominal Voltage | Phases | Protection Class | Protection lines | Protection type | Remote signalling contact | Short circuit strength | Tariff code | Weight | Width | Voltage protection level | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dehnguard M Surge Arrester
Art:
952400
Copied
|
Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TN-S
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 / 400 V
|
3-phase
|
Class 2
|
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.444
|
72
|
≤ 1.5
|
| ||
DEHNguard M surge arrester
Art:
952310
Copied
|
Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TT, TN-S
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 / 400 V
|
3-phase
|
Class 2
|
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.405
|
72
|
≤ 1.5
|
| ||
Dehnguard M Surge Arrester
Art:
952200
Copied
|
Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TN
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 V
|
1-phase
|
Class 2
|
2
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.229
|
36
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≤ 1.5
|
| ||
Dehnguard M Fm Surge Arrester
Art:
952205
Copied
|
ATEX, IECEx, Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TN
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 V
|
1-phase
|
Class 2
|
2
|
Type 2 & 3
|
Yes
|
50 kArms
|
85363030
|
0.232
|
36
|
≤ 1.5
|
| ||
DEHNguard M FM surge arrester
Art:
952300
Copied
|
Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TN-C
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 / 400 V
|
3-phase
|
Class 2
|
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.334
|
54
|
≤ 1.5
|
| ||
DEHNguard M surge arrester
Art:
952315
Copied
|
ATEX, IECEx, Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TT, TN-S
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 / 400 V
|
3-phase
|
Class 2
|
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.415
|
72
|
≤ 1.5
|
| ||
Art:
952110
Copied
|
ATEX, IECEx, Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TT, TN
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 V
|
1-phase
|
Class 2
|
2
|
Type 2 & 3
|
No
|
50 kArms
|
85363030
|
0.242
|
36
|
≤ 1.5
|
| ||
Art:
952115
Copied
|
ATEX, IECEx, Kema, UL, VDE
|
Screw
|
DE
|
1.5
|
35
|
TT, TN
|
50 / 60 Hz
|
66
|
90
|
275
|
20
|
230 V
|
1-phase
|
Class 2
|
2
|
Type 2 & 3
|
Yes
|
50 kArms
|
85363030
|
0.228
|
36
|
≤ 1.5
|
| ||
ACI Surge Arrestor
Art:
952440
Copied
|
Kema
|
|
|
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1.5
|
|
|
90
|
73
|
|
|
230 / 400 V
|
|
II
|
|
Type 2 & 3
|
Yes
|
25 kArms
|
85363030
|
0.449
|
72
|
≤ 1.5 kV
|
| ||
1p Surge Arrestor Type 2
Art:
900450
Copied
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Select a variant in the list
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