DEHNguard modular SN

Featuring the functional Red/Line family design, the modular DEHNguard M ... surge arresters set new standards in terms of safety and ease of use. The proven protective circuit with heavy-duty zinc oxide varistors in combination with the dual "Thermo Dynamic Control" monitoring device are characteristic of the DEHNguard technology.

DEHNguard 3P440 SN1861 FM

Modular surge arrester for use in TN-C systems.

1 Product

Part No. 999925 DG M 3P440 SN1861 FM

GTIN 4013364467309, Customs tariff No. (EU): 85363030, Gross weight: 338.92 g, PU: 1.00 pc(s)

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Additional information

DEHNguard M TNC 275 surge arrester
3-pole, modular, pluggable surge arrester
for TN-C systems, width: 3 modules
Type 2 arrester as per EN 61643-11
Fault indication
Max. continuous operating voltage: 275 V AC
Voltage protection level: <= 1.5 kV
Nominal discharge current: 20 kA
Short-circuit withstand capability 50 kAeff
Energy coordination according to DIN EN 62305-4
Arrester of the Red/Line series

Brand: DEHN
Type: DG M 3P440 SN1861 FM
Part No.: 999925
or equivalent.

Technical data

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Remote signalling contact / type of contact	Changeover contact

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Energy-coordinated protection effect with terminal equipment (≤ 10 m)	Type 2 + type 3
Power supply system	IT AC 400 2^~
Max. continuous operating voltage (DC) (U_C )	600 V
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Lightning impulse current I_{(10/350 µs)}(L1+L2 - PE)	2 kA
DC sparkover voltage (L-PE)	1400 V +/- 20%
Impulse sparkover voltage (1.2/50 µs)	< 2.5 kV
Power frequency sparkover voltage (U_aw )	1000 V +/- 20%
Voltage protection level [active conductor -> PE] (U_P )	≤ 3.2 kV
Voltage protection level [active conductor -> active conductor] (U_P )	≤ 4 kV
Response time (t_A )	≤ 25 ns / ≤ 100 ns
Galvanic isolation to earth	Yes / leakage-current-free
Permanent interference voltage according to Ril 819.0804	250 V
Short-time interference voltage according to Ril 819.0804	< 1100 V
Temporary overvoltage [active conductor – PE] (U_T) – characteristic	760 V / 120 min / withstand
Insulation resistance	> 1 G Ohm at 100V DC
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Short-circuit withstand capability for max. mains-side overcurrent protection (I_SCCR )	25 kA AC / 5 kA DC
Operating temperature range (T_U )	-40°C to +80°C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	1.5 mm²solid / flexible
Cross-sectional area (max.)	35 mm²stranded / 25 mm²flexible
Installation on	35 mm DIN rails acc. to EN 60715
Enclosure material	Thermoplastic, red, UL 94 V-0
Installation point	Indoor
Degree of protection	IP 20
Dimensions	3 Standard DIN module, DIN 43880
Standard	Ril 819.0808
Remote signalling contact / type of contact	Changeover contact
AC switching capacity	250 V / 0.5 A
DC switching capacity	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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DEHNguard 5P440 SN1862 FM

5-pole railway arrester for the track field power cable; remote signalling contact version with a floating remote signalling contact.

1 Product

Part No. 999926 DG M 5P440 SN1862 FM

GTIN 4013364467316, Customs tariff No. (EU): 85363030, Gross weight: 598.84 g, PU: 1.00 pc(s)

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Additional information

Brand: DEHN
Type: DG M 5P440 SN1862 FM
Part No.: 999926
or equivalent.

Technical data

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Remote signalling contact / type of contact	Changeover contact

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Energy-coordinated protection effect with terminal equipment (≤ 10 m)	Type 2 + type 3
Power supply system	IT AC 400 3^~N
Max. continuous operating voltage (DC) (U_C )	600 V
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Lightning impulse current I_{(10/350 µs)}(L1+L2+L3+N - PE)	4 kA
DC sparkover voltage (L-PE)	1400 V +/- 20%
Impulse sparkover voltage (1.2/50 µs)	< 2.5 kV
Power frequency sparkover voltage (U_aw )	1000 V +/- 20%
Voltage protection level [active conductor -> PE] (U_P )	≤ 3.2 kV
Voltage protection level [active conductor -> active conductor] (U_P )	≤ 4 kV
Response time (t_A )	≤ 25 ns / ≤ 100 ns
Galvanic isolation to earth	Yes / leakage-current-free
Permanent interference voltage according to Ril 819.0804	250 V
Short-time interference voltage according to Ril 819.0804	< 1100 V
Insulation resistance	> 1 G Ohm at 100V DC
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Short-circuit withstand capability for max. mains-side overcurrent protection (I_SCCR )	25 kA AC / 5 kA DC
Operating temperature range (T_U )	-40°C to +80°C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	1.5 mm²solid / flexible
Cross-sectional area (max.)	35 mm²stranded / 25 mm²flexible
Installation on	35 mm DIN rails acc. to EN 60715
Enclosure material	Thermoplastic, red, UL 94 V-0
Installation point	Indoor
Degree of protection	IP 20
Dimensions	5 Standard DIN module, DIN 43880
Standard	Ril 819.0808
Remote signalling contact / type of contact	Changeover contact
AC switching capacity	250 V / 0.5 A
DC switching capacity	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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DEHNguard 4P440 SN1882 FM

3-pole railway arrester for the track field power cable; remote signalling contact version with a floating remote signalling contact.

1 Product

Part No. 999985 DG M 4P440 SN1882 FM

GTIN 4013364467323, Customs tariff No. (EU): 85363030, Gross weight: 447.78 g, PU: 1.00 pc(s)

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Additional information

Brand: DEHN
Type: DG M 4P440 SN1882 FM
Part No.: 999985
or equivalent.

Technical data

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Remote signalling contact / type of contact	Changeover contact

SPD as per EN 61643-11 / ... IEC 61643-11	Type 2 / class II
Energy-coordinated protection effect with terminal equipment (≤ 10 m)	Type 2 + type 3
Power supply system	IT AC 400 3^~
Max. continuous operating voltage (DC) (U_C )	600 V
Max. continuous operating voltage (AC) (U_C )	440 V
Nominal discharge current (8/20 µs) (I_n )	20 kA
Max. discharge current (8/20 µs) (I_max )	30 kA (L-PE) / 40 kA (L-L)
Lightning impulse current I_{(10/350 µs)}(L1+L2+L3+N - PE)	3 kA
DC sparkover voltage (L-PE)	1400 V +/- 20%
Impulse sparkover voltage (1.2/50 µs)	< 2.5 kV
Power frequency sparkover voltage (U_aw )	1000 V +/- 20%
Voltage protection level [active conductor -> PE] (U_P )	≤ 3.2 kV
Voltage protection level [active conductor -> active conductor] (U_P )	≤ 4 kV
Response time (t_A )	≤ 25 ns / ≤ 100 ns
Galvanic isolation to earth	Yes / leakage-current-free
Permanent interference voltage according to Ril 819.0804	250 V
Short-time interference voltage according to Ril 819.0804	< 1100 V
Temporary overvoltage [active conductor – PE] (U_T) – characteristic	760 V / 120 min / withstand
Insulation resistance	> 1 G Ohm at 100V DC
Max. mains-side overcurrent protection	125 A gG (AC) / 80 A gPV (DC)
Short-circuit withstand capability for max. mains-side overcurrent protection (I_SCCR )	25 kA AC / 5 kA DC
Operating temperature range (T_U )	-40°C to +80°C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (min.)	1.5 mm²solid / flexible
Cross-sectional area (max.)	35 mm²stranded / 25 mm²flexible
Installation on	35 mm DIN rails acc. to EN 60715
Enclosure material	Thermoplastic, red, UL 94 V-0
Installation point	Indoor
Degree of protection	IP 20
Dimensions	4 Standard DIN module, DIN 43880
Standard	Ril 819.0808
Remote signalling contact / type of contact	Changeover contact
AC switching capacity	250 V / 0.5 A
DC switching capacity	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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DEHNguard modular SN

DEHNguard 3P440 SN1861 FM

Part No. 999925 DG M 3P440 SN1861 FM

Product 999925 was added to Notepad.

Product 999925 was added to the cart.

DEHNguard 5P440 SN1862 FM

Part No. 999926 DG M 5P440 SN1862 FM

Product 999926 was added to Notepad.

Product 999926 was added to the cart.

DEHNguard 4P440 SN1882 FM

Part No. 999985 DG M 4P440 SN1882 FM

Product 999985 was added to Notepad.

Product 999985 was added to the cart.

DEHNguard modular SN

DEHNguard 3P440 SN1861 FM

Part No. 999925 DG M 3P440 SN1861 FM

You are not authorized to download 999925_SN1861m_D.dxf

Product 999925 was added to Notepad.

Product 999925 was added to the cart.

DEHNguard 5P440 SN1862 FM

Part No. 999926 DG M 5P440 SN1862 FM

You are not authorized to download 999926_SN1862m_D.dxf

Product 999926 was added to Notepad.

Product 999926 was added to the cart.

DEHNguard 4P440 SN1882 FM

Part No. 999985 DG M 4P440 SN1882 FM

You are not authorized to download 999985_SN1882m_D.dxf

Product 999985 was added to Notepad.

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