DEHNrail modular, multipole

Four-pole surge arrester consisting of a base part and a plug-in protection module
High discharge capacity due to heavy-duty zinc oxide varistor / spark gap combination
Energy coordination with other arresters of the Red/Line product family
Operating state / fault indication by green / red indicator flag in the inspection window
Easy replacement of protection modules without tools due to module locking system with module release button
Nominal load currents up to 25 A
Vibration and shock-tested in accordance with EN 60068-2

Details

DEHN rail M 4P ... (FM)

Four-pole surge arrester consisting of a base part and a plug-in protection module for 230 / 400 V systems; FM version with floating remote signalling contact.

2 Products

Part No. 953400 DR M 4P 255

GTIN 4013364115767, Customs tariff No. (EU): 85363030, Gross weight: 168.20 g, PU: 1.00 Stk

Predecessor

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Additional information

CAD files

DEHNrail M 4P 255 surge arrester
Modular and pluggable four-pole
surge arrester for protecting terminal devices
of industrial electronics equipment
Width: 2 modules, Fault indication
Type 3 SPD according to EN 61643-11
Max. continuous operating voltage: 255/440 V a.c.
Total discharge current: 8 kA
Voltage protection level (L/N): <= 1 kV
Max. mains-side overcurrent protection:
25 A gG or B 25 A
Energy-coordinated according to IEC 62305-4
with arresters of the Red/Line series

Brand: DEHN
Type: DR M 4P 255
Part No.: 953400
or equivalent.

Certificates

Technical data

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Max. mains-side overcurrent protection	25 A gG or B 25 A
Approvals	KEMA, VDE

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Nominal voltage (a.c.) (U_N )	230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal load current (a.c.) (I_L )	25 A
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Combination wave (U_OC )	6 kV
Combination wave [L1+L2+L3+N-PE] (U_OC_total )	16 kV
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Response time [L-N] (t_A )	≤ 25 ns
Response time [L/N-PE] (t_A )	≤ 100 ns
Max. mains-side overcurrent protection	25 A gG or B 25 A
Short-circuit withstand capability for mains-side overcurrent protection with 25 A gL/gG (I_SCCR )	6 kA_rms
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	335 V / 5 sec. – withstand
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	440 V / 120 min. – safe failure
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	335 V / 120 min. – withstand
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	440 V / 5 sec. – withstand
Temporary overvoltage (TOV) [N-PE] (U_T) – Characteristic	1200 V / 200 ms – safe failure
Operating temperature range (T_U )	-40 °C ... +80 °C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	0.5 mm²solid / flexible
Cross-sectional area (max.)	4 mm²stranded / 2.5 mm²flexible
For mounting on	35 mm DIN rails acc. to EN 60715
Enclosure material	thermoplastic, red, UL 94 V-0
Place of installation	indoor installation
Degree of protection	IP 20
Capacity	2 modules, DIN 43880
Approvals	KEMA, VDE

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Part No. 953405 DR M 4P 255 FM

GTIN 4013364115774, Customs tariff No. (EU): 85363030, Gross weight: 171.90 g, PU: 1.00 Stk

Predecessor

Images

Additional information

CAD files

DEHNrail M 4P 255 FM surge arrester
Modular and pluggable four-pole
surge arrester for protecting terminal devices
of industrial electronics equipment
Width: 2 modules, Fault indication
With remote signalling contact
Type 3 SPD according to EN 61643-11
Max. continuous operating voltage: 255/440 V a.c.
Total discharge current: 8 kA
Voltage protection level (L/N): < = 1 kV
Max. mains-side overcurrent protection:
25 A gG or B 25 A
Energy-coordinated according to IEC 62305-4
with arresters of the Red/Line series

Brand: DEHN
Type: DR M 4P 255 FM
Part No.: 953405
or equivalent.

Certificates

Technical data

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Max. mains-side overcurrent protection	25 A gG or B 25 A
Approvals	KEMA, VDE
Type of remote signalling contact	changeover contact

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Nominal voltage (a.c.) (U_N )	230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal load current (a.c.) (I_L )	25 A
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Combination wave (U_OC )	6 kV
Combination wave [L1+L2+L3+N-PE] (U_OC_total )	16 kV
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Response time [L-N] (t_A )	≤ 25 ns
Response time [L/N-PE] (t_A )	≤ 100 ns
Max. mains-side overcurrent protection	25 A gG or B 25 A
Short-circuit withstand capability for mains-side overcurrent protection with 25 A gL/gG (I_SCCR )	6 kA_rms
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	335 V / 5 sec. – withstand
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	440 V / 120 min. – safe failure
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	335 V / 120 min. – withstand
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	440 V / 5 sec. – withstand
Temporary overvoltage (TOV) [N-PE] (U_T) – Characteristic	1200 V / 200 ms – safe failure
Operating temperature range (T_U )	-40 °C ... +80 °C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	0.5 mm²solid / flexible
Cross-sectional area (max.)	4 mm²solid / 2.5 mm²flexible
For mounting on	35 mm DIN rails acc. to EN 60715
Enclosure material	thermoplastic, red, UL 94 V-0
Place of installation	indoor installation
Degree of protection	IP 20
Capacity	2 modules, DIN 43880
Approvals	KEMA, VDE
Type of remote signalling contact	changeover contact
Switching capacity (a.c.)	250 V / 0.5 A
Switching capacity (d.c.)	250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminals	max. 1.5 mm²solid / flexible

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DEHNrail M 4P SN1872 FM

Four-pole surge arrester consisting of a base part and a plug-in protection module; with floating remote signalling contact. Can be used for systems with a fusing up to 32 A.

1 Product

Part No. 953406 DR M 4P 255 SN1872 FM

GTIN 4013364353060, Customs tariff No. (EU): 85363030, Gross weight: 171.90 g, PU: 1.00 Stk

Images

Additional information

CAD files

DEHNrail DR M 4P 255 SN1872 FM surge arrester
Modular and pluggable four-pole surge arrester for protecting
terminal devices of industrial electronics equipment
Width: 2 modules, fault indication
With remote signalling contact
Type 3 SPD according to EN 61643-11
Max. continuous operating voltage: 255/440 V a.c.
Total discharge current: 8 kA
Voltage protection level (L/N): < = 1 kV
Max. mains-side overcurrent protection: 32 A gG or B 32 A
Energy-coordinated according to IEC 62305-4
with arresters of the Red/Line series

Brand: DEHN
Type: DR M 4P 255 SN1872 FM
Part No.: 953406
or equivalent.

Certificates

Technical data

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Max. mains-side overcurrent protection	32 A gG oder B 32 A
Type of remote signalling contact	changeover contact

SPD according to EN 61643-11 / IEC 61643-11	type 3 / class III
Nominal voltage (a.c.) (U_N )	230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) (U_C )	255 / 440 V (50 / 60 Hz)
Nominal discharge current (8/20 µs) (I_n )	3 kA
Total discharge current (8/20 µs) [L1+L2+L3+N-PE] (I_total )	8 kA
Combination wave (U_OC )	6 kV
Combination wave [L1+L2+L3+N-PE] (U_OC_total )	16 kV
Voltage protection level [L-N] / [L/N-PE] (U_P )	≤ 1000 / ≤ 1500 V
Response time [L-N] (t_A )	≤ 25 ns
Response time [L/N-PE] (t_A )	≤ 100 ns
Max. mains-side overcurrent protection	32 A gG oder B 32 A
Short-circuit withstand capability for mains-side overcurrent protection with 25 A gL/gG (I_SCCR )	6 kA_rms
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	335 V / 5 sec. – withstand
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	440 V / 120 min. – safe failure
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	335 V / 120 min. – withstand
Temporary overvoltage (TOV) [L/N-PE] (U_T) – Characteristic	440 V / 5 sec. – withstand
Temporary overvoltage (TOV) [N-PE] (U_T) – Characteristic	1200 V / 200 ms – safe failure
Operating temperature range (T_U )	-40 °C ... +80 °C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	0.5 mm²solid / flexible
Cross-sectional area (max.)	4 mm²solid / 2.5 mm²flexible
For mounting on	35 mm DIN rails acc. to EN 60715
Enclosure material	thermoplastic, red, UL 94 V-0
Place of installation	indoor installation
Degree of protection	IP 20
Capacity	2 modules, DIN 43880
Type of remote signalling contact	changeover contact
Switching capacity (a.c.)	250 V / 0.5 A
Switching capacity (d.c.)	250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminals	max. 1.5 mm²solid / flexible

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DEHNrail modular, multipole

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