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PHOENIX CONTACT Trabtech (TT)FLT-SEC-ZP-3C-255/7,5 1074739 PHOENIX CONTACT Combination type 1/2 protective device
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FLT-SEC-ZP-3C-255/7,5 1074739 PHOENIX CONTACT Combination type 1/2 protective device

Reference: FLT-SEC-ZP-3C-255/7,5

Code: 1074739

Manufacturer: PHOENIX CONTACT

Description:

Combination type 1/2 protective device
Lightning current loader, according to type 1/class I, for three-phase power supply networks, with N and PE (L1, L2, L3, PEN) laid in combination. Suitable for equipotential connection in installations without external lightning protection with and without overhead line power. For mounting on 40 mm busbar systems.

Categories:

  • Earthing, lightning and surge protection > Lightning current arrester for power supply systems
  • PHOENIX CONTACT > Trabtech (TT)

Brand new product in its original packaging covered by the warranties and certifications provided by PHOENIX CONTACT

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* This article may be obsolete. Ask for a quotation and we will check if there are any units available. If not, one of our technicians will look for an alternative solution.

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Key Commercial Data

Orderkey1074739
Packing unit1 pc
NoteMade to Order (non-returnable)
GTIN4055626775296
Weight per Piece (excluding packing)644.050 g
Custom tariff number85363090
Country of originDE (Germany)

Dimensions

Height223.2 mm
Width47 mm
Depth110.7 mm
Horizontal pitch2.6 Div.

Ambient conditions

Degree of protectionIP30 (Installed)
Ambient temperature (operation)-40 °C ... 80 °C
Ambient temperature (storage/transport)-40 °C ... 80 °C
Altitude≤ 6000 m (amsl (above mean sea level))
Permissible humidity (operation)5 % ... 95 %

General

IEC test classificationI + II
T1 + T2
EN typeT1 + T2
IEC power supply systemTN-C
Mode of protectionL-PEN
Mounting typeBusbar 40 mm
Colorlight grey RAL 7035
Housing materialPA 6.6-FR
PC
Degree of pollution2
Flammability rating according to UL 94V-0
TypeBusbar module, one-piece
Number of positions3
Surge protection fault messageoptical

Protective circuit

Nominal voltage UN230/400 V AC (TN-C)
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous voltage UC255 V AC
Nominal discharge current In(8/20) µs20 kA
Impulse discharge current (10/350) µs, charge3.75 As
Impulse discharge current (10/350) µs, specific energy15 kJ/Ω
Impulse discharge current (10/350) µs, peak value limp7.5 kA
Follow current interrupt rating Ifi25 kA
Short-circuit current rating ISCCR25 kA
Voltage protection level Up≤ 1.5 kV
TOV behavior at UT337 V AC (5 s / withstand mode)
442 V AC (120 min / safe failure mode)
Response time tA≤ 100 ns
Max. backup fuse with branch wiring250 A (gG)

Connection data

Connection methodScrew terminal blocks
Screw threadM5
Tightening torque4.5 Nm
Stripping length18 mm
Conductor cross section flexible2.5 mm² ... 35 mm²
Conductor cross section solid2.5 mm² ... 35 mm²

Standards and Regulations

Standards/regulationsIEC 61643-11 2011
EN 61643-11 2012

Environmental Product Compliance

REACh SVHCLead 7439-92-1

Classifications

DATASHEET - PDF

Title
Size
Type
PDF CATALOG PHOENIX PROTECTION EN
27 Mbytes

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