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Safety lighting systems Due to their application and normative requirements, safety
lighting systems require maximum system availability. The d.c.
and a.c. voltage supply of these systems places especially high
demands on surge protective devices. DEHNsecure meets the-
se demands for both supply systems thanks to its special spark
gap technology.
DEHNsecure M Type Part No.
The modular and coordinated single- DSE M 1 242 971 122
pole lightning current arrester for DSE M 1 242 FM* 971 127
d.c. applications is available with or
without remote signalling contact for
the monitoring device.
* FM = floating changeover contact
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