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19.10.2012   Page 2 / 7

Feed-through terminal block - UW 4 - 3073306

Technical data

Technical data

Maximum load current

41 A

Rated surge voltage

6 kV

Pollution degree

3

Surge voltage category

III

Insulating material group

I

Connection in acc. with standard

IEC 60947-7-1

Nominal current IN

32 A

Nominal voltage UN

500 V (with spacer plate)

Open side panel

nein

Number of positions

2

Shock protection test specification

DIN EN 50274 (VDE 0660-514):2002-11

Back of the hand protection

guaranteed

Finger protection

guaranteed

Surge voltage test setpoint

7.3 kV

Result of surge voltage test

Test passed

Power frequency withstand voltage setpoint

1.89 kV

Result of power-frequency withstand voltage test

Test passed

Checking the mechanical stability of terminal points (5 x conductor

connection)

Test passed

Bending test rotation speed

10 rpm

Bending test turns

135

Bending test conductor cross section/weight

0.25 mm² / 0.2 kg

Bending test conductor cross section/weight

4 mm² / 0.9 kg

Bending test conductor cross section/weight

6 mm2 / 1.4 kg

Result of bending test

Test passed

Conductor cross section tensile test

0.25 mm²

Tractive force setpoint

10 N

Conductor cross section tensile test

4 mm²

Tractive force setpoint

60 N

Conductor cross section tensile test

6 mm²

Tractive force setpoint

80 N

Tensile test result

Test passed

Requirements, voltage drop

≤ 3.2 mV

Result of voltage drop test

Test passed

Temperature-rise test

Test passed

Conductor cross section short circuit testing

4 mm²

Short-time current

0.48 kA

Conductor cross section short circuit testing

6 mm²

Short-time current

0.72 kA

Short circuit stability result

Test passed

Proof of thermal characteristics (needle flame) effective duration

30 s

Result of thermal test

Test passed

Connection data