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3071357

Official Distributor

By Phoenix Contact

SKU
PHX3071357
MPN
UDB 2X25/16 BN
Weight
0.051 kg
Series UDB

UDB 2X25/16 BN - Trunk line branch terminal

Trunk line branch terminal, nom. voltage: 400 V, nominal current: 101 A, number of connections: 4, number of positions: 1, connection method: Screw connection, 1 level, Rated cross section: 25 mm2, cross section: 1.5 mm2 - 25 mm2, Screw connection, 2nd level, cross section: 1.5 mm2 - 16 mm2, mounting type: NS 35/7,5, NS 35/15, color: brown

  • The branch terminal is suitable for the simple voltage pick-off of main supply cables
  • Conformance with DIN VDE 0603‑2/EN 60998‑1
Technical Specifications

Notes

GeneralUp to 3 terminal blocks alignable

General

NoteThe max. load current must not be exceeded by the total current of all connected conductors.

Product properties

Number of Positions1
Number of Connections4
Number of rows1
Potentials1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

Rated surge voltage8 kV
Maximum power dissipation for nominal condition3.26 W

Connection data

Number of connections per level4
Nominal cross section25 mm²

1 level

Screw threadM5/M6
Tightening torque2.2 ... 2.5 Nm
Stripping length16 mm
Connection in acc. with standardIEC 60998-1
Conductor cross section rigid1.5 mm² ... 25 mm²
Cross section AWG14 ... 4 (converted acc. to IEC)
Conductor cross section flexible10 mm² ... 16 mm²
Conductor cross section, flexible [AWG]6 ... 6 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)1.5 mm² ... 16 mm²
Flexible conductor cross section (ferrule with plastic sleeve)1.5 mm² ... 10 mm²
Nominal Current101 A
Maximum Load Current101 A
Nominal Voltage400 V (max. 1000 V)
NoteUse ferrules for stranded conductors
Nominal cross section25 mm²

2nd level

Tightening torque1.7 ... 2 Nm
Stripping length16 mm
Connection in acc. with standardIEC 60998-1
Conductor cross section rigid1.5 mm² ... 16 mm²
Conductor cross-section flexible (ferrule without plastic sleeve)1.5 mm² ... 10 mm²
Flexible conductor cross section (ferrule with plastic sleeve)1.5 mm² ... 6 mm²

Dimensions

Width23 mm
Height46 mm
Depth on NS 35/7,542 mm
Depth on NS 35/1549.5 mm

Material specifications

Colorbrown
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA

Surge voltage test

ResultTest passed

Temperature-rise test

Requirement temperature-rise testIncrease in temperature ≤ 45 K
ResultTest passed
Short-time withstand current 25 mm²3 kA
ResultTest passed

Power-frequency withstand voltage

Test voltage setpoint1.89 kV
ResultTest passed

Mechanical data

Open side panelNo

Mechanical strength

ResultTest passed

Attachment on the carrier

DIN rail/fixing supportNS 32/NS 35
ResultTest passed

Test for conductor damage and slackening

Rotation speed10 (+/- 2) rpm
Revolutions135
Conductor cross section/weight1.5 mm² / 0.4 kg
Conductor cross section/weight16 mm² / 2.9 kg
Conductor cross section/weight25 mm² / 4.5 kg
ResultTest passed

Needle-flame test

Time of exposure30 s
ResultTest passed

Oscillation/broadband noise

SpecificationDIN EN 50155 (VDE 0115-200):2018-05
SpectrumService life test category 2, bogie-mounted
Frequencyf1 = 5 Hz to f2 = 250 Hz
ASD level6.12 (m/s²)²/Hz
Acceleration3.12g
Test duration per axis5 h
Test directionsX-, Y- and Z-axis
ResultTest passed

Shocks

Pulse shapeHalf-sine
Acceleration5g
Shock duration30 ms
Number of shocks per direction3
Test directionsX-, Y- and Z-axis (pos. and neg.)
ResultTest passed

Ambient conditions

Ambient Temperature (Operation)-60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.)
Ambient temperature (storage/transport)-25 °C ... 60 °C (for a short time, no longer than 24 h, -60°C to +70°C)
Ambient temperature (assembly)-5 °C ... 70 °C
Ambient temperature (actuation)-5 °C ... 70 °C
Permissible humidity (operation)20 % ... 90 %
Permissible humidity (storage/transport)30 % ... 70 %

Standards and Regulations

Connection in acc. with standardIEC 60998-1
Connection in acc. with standardIEC 60998-1

Mounting

Mounting TypeNS 35/7,5
Mounting TypeNS 35/15
Accessories

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Additional Information
Pack Size5
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Price N/A

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