Specifications

Product Type	Surge arrester
Brand	DEHN
Series	DEHNguard modular
Application	For protecting low-voltage consumer's installations against surges
Max. Backup Fuse	125 A gG
Max. Continuous Operating Voltage (AC/DC)	440 V AC
Rated Cross-Section	1.5 sq-mm Solid/Flexible, 35 sq-mm Stranded, 25 sq-mm Flexible
Breaking Capacity	125 A
Communication Ports	1
Rated Current	20 kA
Rated Short Circuit Current	25 kA
Rated Voltage	400/690 V
Nominal Voltage	400 V AC, 690 V AC
Response Time	<= 25 ns
SPD Type	Type 2, Class II
Voltage Protection Level Up	2 kV
Max. Discharge Current Imax (8/20µs)	40 kA
Short Circuit Current Rating	25 kA
Nominal Discharge Current Inom (8/20µs)	20 kA
No. of Poles	3
Material	Thermoplastic
Mounting Method	35 mm DIN rails acc. to EN 60715
Mounting Type	35 mm DIN Rail
Terminal Size	1.5 to 35 mm2
Depth	66 mm
Height	90 mm
Weight	355 g
Width	54 mm
No. of Modules Width	3
Operating Temperature	-40°C to 80°C
IP Rating	IP20
Standards and Approvals	KEMA, UL

DEHN DGMTNC440 M-Surge Arrester 20kA 400/690V 35mm DIN Rail Thermoplastic IP20