DV ZP TNC 255, DV ZP TNC 255 900 390, 900 390, 900390, chống sét nguồn điện 3 pha mạng TNC, chống sét nguồn điện DEHNventil

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DV ZP TNC 255, DV ZP TNC 255 900 390, 900 390, 900390, chống sét nguồn điện 3 pha mạng TNC, chống sét nguồn điện DEHNventil

DV ZP TNC 255, DV ZP TNC 255 900 390, 900 390, 900390, chống sét nguồn điện 3 pha mạng TNC, chống sét nguồn điện DEHNventil

 

 

Download tài liệu DV ZP TNC 255

Hướng dẫn lắp đặt thiết bị chống sét DV ZP TNC 255

Download tài liệu thiết bị chống sét DEHN

 

 

DEHNventil ZP TNC 255 combined arrester Three-pole combined arrester for use in 230/400 V TN-C systems For use upstream of the meter according to national regulations (e.g. Germany: VDN directive) Type 1 + Type 2 SPD according to EN 61643-11 RADAX-Flow spark gap technology for follow current limitation Can be directly snapped onto 40 mm busbar systems without tools in the lower compartment of the meter panel Max. continuous operating voltage: 255 V a.c. Voltage protection level: <= 1.5 kV Lightning impulse current (10/350 µs): 75 kA Follow current extinguishing capability: 25 kArms Energy-coordinated according to IEC 62305-4 with arresters of the Red/Line series and terminal equipment Operating state indication 
 
delivery and installation.
 
Brand: DEHN + SÖHNE
Type: DV ZP TNC 255
Part No.: 900 390
 
or equivalent.

 

Type

DV ZP TNC 255

Part No.

900 390

SPD according to EN 61643-11 / IEC 61643-11

type 1 + type 2 / class I + class II

Energy coordination with terminal equipment (≤ 5m)

type 1 + type 2 + type 3

Nominal voltage (a.c.) (UN)

230 / 400 V (50 / 60 Hz)

Max. continuous operating voltage (a.c.) (UC)

255 V (50 / 60 Hz)

Lightning impulse current (10/350 µs) [L1+L2+L3-PEN] (Itotal)

75 kA

Specific energy [L1+L2+L3-PEN] (W/R)

1.40  MJ/ohms

Lightning impulse current (10/350 µs) [L-PEN] (Iimp)

25 kA

Specific energy [L-PEN] (W/R)

156.25 kJ/ohms

Nominal discharge current (8/20 µs) [L-PEN]/[L1+L2+L3-PEN] (In)

25 / 75 kA

Voltage protection level (UP)

≤ 1.5 kV

Follow current extinguishing capability (a.c.) (Ifi)

25 kArms

Follow current limitation / Selectivity

no tripping of a 32 A gG fuse up to 25 kArms (prosp.)

Response time (tA)

≤ 100 ns

Max. backup fuse up to I= 25 kArms

315 A gG

Max. backup fuse for I> 25 kArms

200 A gG

Temporary overvoltage (TOV) [L-PEN] (UT) – Characteristic

440 V / 120 min. – withstand

Operating temperature range (TU)

-40 °C ... +80 °C

Operating state indication

button with indicator light

Number of ports

1

Cross-sectional area (PEN, 9)

10-35 mmflexible / 50 mmstranded

For mounting on

40 mm busbar systems

Enclosure material

thermoplastic, red, UL 94 V-0

Place of installation

indoor installation

Degree of protection

IP 30 (in combination with cover)

Capacity

3 module(s), DIN 43880

Approvals

VDE

Weight

914 g

GTIN

4013364105751

PU

1 pc(s)

Part No.

900 390



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