DEHNvap EMOB

Universally applicable combined lightning current and surge arrester, particularly for use in power supply systems for the charging infrastructure
Compact and space-saving installation thanks to RAC spark gap technology with a width of only 1 module / pole
Energy-coordinated protection effect with terminal equipment Type 1 + type 2 + type 3
Residual energy with S20K275 terminal device varistor < 0.5 J
Maximum backup fuse up to 250 A gG
Insulation measurement possible up to 1000 V DC when connected

DVA EMOB 3P 255 FM

1 Product

Part No. 900385 DVA EMOB 3P 255 FM

GTIN 4013364422186, Customs tariff No. (EU): 85363090, Gross weight: 500.00 g, PU: 1.00 pc(s)

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Combined arrester DEHNvap EMOB
Four-pole combined arrester for 230/400 V TT and TN (C) -S systems,
width of 4 standard DIN modules, with remote signalling contact
Type 1 + type 2 arrester according to EN 61643-11
Particularly for use in power supply systems
for charging infrastructure
RAC spark gap technology
Fault indication
Max. continuous operating voltage: 255 V AC
Voltage protection level: <= 1.5 kV
Lightning impulse current (10/350): 50 kA
Max. backup fuse 250 A
Residual energy with S20K275 terminal device varistor < 0.5 J
Insulation measurement in a connected
condition possible up to 1000 V DC
KEMA and UL-certified
Energy coordination according to DIN EN 62305-4
Arresters of the Red/Line series, and direct to terminal equipment

Brand: DEHN
Type: DVA EMOB 3P 255 FM
Part No.: 900385
or equivalent.

Certificates

Technical data

SPD according to EN 61643-11 / ... IEC 61643-11	type 1 + type 2 / class I + class II
Max. continuous operating voltage (a.c.) [L-N]/[N-PE] (U_C )	255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) [L-N]/[N-PE] (I_imp )	12.5 / 50 kA
Specific energy [L-N]/[N-PE] (W/R)	39.06 kJ/ohms / 625.00 kJ/ohms
Nominal discharge current (8/20 µs) (I_n )	25 / 100 kA
Voltage protection level [L-N]/[N-PE] (U_P )	≤ 1.5 kV / ≤ 1.5 kV
Approvals	KEMA, UL

SPD according to EN 61643-11 / ... IEC 61643-11	type 1 + type 2 / class I + class II
Energy coordination with terminal equipment (≤ 10 m)	type 1 + type 2 + type 3
Nominal voltage (a.c.) (U_N )	230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) [L-N]/[N-PE] (U_C )	255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) [L-N]/[N-PE] (I_imp )	12.5 / 50 kA
Specific energy [L-N]/[N-PE] (W/R)	39.06 kJ/ohms / 625.00 kJ/ohms
Nominal discharge current (8/20 µs) (I_n )	25 / 100 kA
Voltage protection level [L-N]/[N-PE] (U_P )	≤ 1.5 kV / ≤ 1.5 kV
Follow current extinguishing capability [L-N]/[N-PE] (I_fi )	25 kA_rms/ 100 A_rms
Follow current limitation / Selectivity	No tripping of a 35 A gG fuse up to 25 kA_rms (prosp.)
Response time (t_A )	≤ 100 ns
Max. backup fuse (L) up to I_K ≤ 25 kA_rms	250 A gG
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	440 V / 120 min. – withstand
Temporary overvoltage (TOV) [N-PE] (U_T) – Characteristic	1200 V / 200 ms – withstand
Operating temperature range [parallel]/[series] (T_U )	-40°C...+80°C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (L1, L2, L3, N, PE, 9) (min.)	1.5 mm² solid / flexible
Cross-sectional area (L1, L2, L3, N, PE, 9) (max.)	35 mm² stranded / 25 mm² flexible
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	4 module(s), DIN 43880
Approvals	KEMA, UL
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 mm² solid / flexible
Insulation measurement possible when connected	up to 1000 V DC
Extended technical data:	---------------------------------
– Additional abnormal voltage test: 485 V AC / 50 Hz for 24 h	withstand
– Residual energy with a S20K275	< 0.5 J
– characteristic at U = 320 V and I_SCCR = 13.5 kA with fuse 63 A gG	withstand
– Voltage protection level [L-PE] (U_P )	≤ 2.0 kV

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DVA EMOB M 3P 255 FM

1 Product

Part No. 900585 DVA EMOB M 3P 255 FM

GTIN 4013364498983, Customs tariff No. (EU): 85354000, Gross weight: 592.47 g, PU: 1.00 pc(s)

Images

Additional information

CAD files

Combined arrester DEHNvap EMOB
Four-pole combined arrester for 230/400 V TT and TN (C) -S systems,
width of 4 standard DIN modules, with remote signalling contact
Type 1 + type 2 modular arrester according to EN 61643-11
Particularly for use in power supply systems
for charging infrastructure
RAC spark gap technology
Fault indication
Max. continuous operating voltage: 255 V AC
Voltage protection level: <= 1.5 kV
Lightning impulse current (10/350): 12.5 kA
Max. backup fuse 250 A
KEMA and UL-certified
Energy coordination according to DIN EN 62305-4
Arresters of the Red/Line series, and direct to terminal equipment

Brand: DEHN
Type: DVA EMOB M 3P 255 FM
Part No.: 900585
or equivalent.

Certificates

Technical data

SPD according to EN 61643-11 / ... IEC 61643-11	type 1 + type 2 / class I + class II
Max. continuous operating voltage (a.c.) [L-N]/[N-PE] (U_C )	255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) [L-N]/[N-PE] (I_imp )	12.5 / 50 kA
Specific energy [L-N]/[N-PE] (W/R)	39.06 kJ/ohms / 625.00 kJ/ohms
Nominal discharge current (8/20 µs) (I_n )	25 / 100 kA
Voltage protection level [L-N]/[N-PE] (U_P )	≤ 1.5 kV / ≤ 1.5 kV
Approvals	KEMA, UL

SPD according to EN 61643-11 / ... IEC 61643-11	type 1 + type 2 / class I + class II
Energy coordination with terminal equipment (≤ 10 m)	type 1 + type 2 + type 3
Nominal voltage (a.c.) (U_N )	230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (a.c.) [L-N]/[N-PE] (U_C )	255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) [L-N]/[N-PE] (I_imp )	12.5 / 50 kA
Specific energy [L-N]/[N-PE] (W/R)	39.06 kJ/ohms / 625.00 kJ/ohms
Nominal discharge current (8/20 µs) (I_n )	25 / 100 kA
Voltage protection level [L-N]/[N-PE] (U_P )	≤ 1.5 kV / ≤ 1.5 kV
Follow current extinguishing capability [L-N]/[N-PE] (I_fi )	50 kA_rms/ 100 A_rms
Follow current limitation / Selectivity	No tripping of a 35 A gG fuse up to 50 kA_rms (prosp.)
Response time (t_A )	≤ 100 ns
Max. backup fuse (L) up to I_K ≤ 50 kA_rms	250 A gG
Temporary overvoltage (TOV) [L-N] (U_T) – Characteristic	440 V / 120 min. – withstand
Temporary overvoltage (TOV) [N-PE] (U_T) – Characteristic	1200 V / 200 ms – withstand
Operating temperature range [parallel]/[series] (T_U )	-40°C...+80°C
Operating state / fault indication	green / red
Number of ports	1
Cross-sectional area (L1, L2, L3, N, PE, 9) (min.)	1.5 mm² solid / flexible
Cross-sectional area (L1, L2, L3, N, PE, 9) (max.)	35 mm² stranded / 25 mm² flexible
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	4 module(s), DIN 43880
Approvals	KEMA, UL
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 mm² solid / flexible
Insulation measurement possible when connected	up to 500 V DC
Extended technical data:	---------------------------------
– Voltage protection level [L-PE] (U_P )	1.8 kV

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DEHNvap EMOB

DVA EMOB 3P 255 FM

Part No. 900385 DVA EMOB 3P 255 FM

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DVA EMOB M 3P 255 FM

Part No. 900585 DVA EMOB M 3P 255 FM

You are not authorized to download 954315_954405_900585.stp

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