https://www.phoenixcontact.com/pi/products/3211447

09/26/2019   Page 2 / 5

Component terminal block - PTTB 2,5-2DIO/OL-U/OR-U - 3211447

Technical data

General

Maximum power dissipation for nominal condition

0.77 W (the value is multiplied when connecting multiple levels)

0.5 A

Maximum load current

0.5 A

500 V

Open side panel

Yes

Shock protection test specification

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

Back of the hand protection

guaranteed

Finger protection

guaranteed

Result of surge voltage test

Test passed

Surge voltage test setpoint

7.3 kV

Result of power-frequency withstand voltage test

Test passed

Power frequency withstand voltage setpoint

1.89 kV

Checking the mechanical stability of terminal points (5 x conductor

connection)

Test passed

Result of bending test

Test passed

Bending test rotation speed

10 rpm

Bending test turns

135

Bending test conductor cross section/weight

0.14 mm² / 0.2 kg

2.5 mm² / 0.7 kg

4 mm² / 0.9 kg

Result of tight fit on support

Test passed

Tight fit on carrier

NS 35

Setpoint

1 N

Short circuit stability result

Test passed

Conductor cross section short circuit testing

2.5 mm²

Short-time current

0.3 kA

Conductor cross section short circuit testing

4 mm²

Short-time current

0.48 kA

Result of aging test

Test passed

Ageing test for screwless modular terminal block temperature cycles

192

Result of thermal test

Test passed

Proof of thermal characteristics (needle flame) effective duration

30 s

Oscillation, broadband noise test result

Test passed

Test specification, oscillation, broadband noise

DIN EN 50155 (VDE 0115-200):2018-05

Test spectrum

Service life test category 2, bogie-mounted

Test frequency

ASD level

Acceleration

3.12 g

Test duration per axis

5 h

Test directions

X-, Y- and Z-axis

Shock test result

Test passed