DEHNguard MP ACI
DEHNguard modular with Advanced Circuit Interruption
DEHNguard modular with Advanced Circuit Interruption
When good gets even better: The DEHNguard MP surge arrester is now available with integrated terminal device protection and practical push-in double terminals. Saves time and space.
DEHNguard MP ACI strengthens our modular DEHNguard product family. The type 2 + 3 surge arrester with integrated protection of terminal equipment now comes with a practical push-in connection system.
Technical detailsYour benefits at a glance:
Safe dimensioning.
Due to ACI technology no external backup fuse required.
Fast set-up.
Reliable push-in connection system up to a pull-out force of 90 N. Tested to EN IEC 60947-1.
Long lifetime.
Zero leakage current due to galvanic isolation by ACI switching unit.
Easy wiring.
Small conductor cross-sections (6 mm² Cu) are sufficient. Increased availability. TOV withstand also at 440 V (AC).
Retrofit and save space

1. Push-in connection system
Up to 10 mm² (flexible, rigid, fine-stranded)
2. Remote signalling contact (optional)
With push-in-technology, for simple remote monitoring
3. Visible clamping
Fewer installation errors due to visual inspection
4. Feed-through wiring
For implementing EMC-optimised feed-through wiring as per IEC 60364-5-53
5. Certification
To VDE as type 2 + 3
DEHN protection solutions for single-family houses
DEHN provides you with coordinated solutions for a complete protection system so that everything functions smoothly in the modern home.

Make your home safe
DEHN protects single-family houses. Prevent unnecessary risks and implement an effective protection concept.
DetailsInstallation video
Productvariants
929161
DEHNpatch class EA (new)
The ultimate protection for high-speed Ethernet up to 10 GBit/s and 4PPoE. Suitable for structured cabling up to Class EA (500 MHz). Fully shielded RJ45 adapter design for DIN rail mounting. Status indication and optional earthing connection.
929121
DEHNpatch Class E
Designed for applications up to 1 Gbit Ethernet and PoE++/4PPoE, protecting systems up to 250 MHz. Features a fully shielded adapter with gas discharge tube and filter matrix technology. DIN rail mountable for structured cabling and industrial Ethernet.
961405
DEHNventil ACI M TNS 264 (FM)
Czterobiegunowy kombinowany ogranicznik przepięć DEHNventil ACI M TNS, typu 1 + typu 2 + typu 3 zgodnie z EN 61643-11 na bazie iskierników z wbudowanym wyłącznikiem ACI i iskiernikiem. Maksymalna dostępność instalacji. Umożliwia ochronę urządzenia końcowego.
942405
DEHNguard MP TNS 275 FM
Modularer Überspannungs-Ableiter Typ 2 + 3 mit Push-in-Doppelklemmen für TN-S-Systeme. Mit potentialfreiem Fernmeldekontakt.
942341
DEHNguard MP TT ACI 275 FM
Modularer Überspannungs-Ableiter Typ 2 mit Push-in-Doppelklemmen und ACI-Technologie für TT- und TN-S-Systeme (3+1-Schaltung). Mit potentialfreiem Fernmeldekontakt.
Downloads
| Flyer | DEHNguard MP ACI | The surge arrester type 2+3 with practical push-in double terminals. | .pdf 0.6 MB |
| Flyer | DEHNguard MP | The surge arrester type 2+3 with practical push-in double terminals. | .pdf 0.6 MB |
Got any questions about the
new DEHNpatch?
We are looking forward to hearing from you.
[email protected] 0113 541 8900