Wieland 81.000.6342.0 Data Sheet

wipos PB1 12-4.5

(illustration similar)

wipos PB1 12-4.5

Switching Power Supply
12 V DC / 4.5 A

81.000.6342.0

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Primary switching power supply, single phase

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Output: 12 V DC / 4.5 A (adjustable 12 – 14 V DC)

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Short circuit proof

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Input: 100 - 240 V AC; 120 - 375 V DC

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Full load up to 60 °C

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DIN rail mounted device

Block diagram

Technical Data

wipos PB1 12-4.5 Part number 81.000.6342.0

Rated output power [PO ] 54 W
Rated output voltage [UO] 12 V DC
Rated output current [ION] 4.5 A DC
Efficiency typ. / min. 84 % / 82 %
Minimum load none
Output voltage trim range
(U

, 0.8 x ION)

IN_AC

Output voltage accuracy (U
Line regulation ±1 %
Load regulation (U
Temperature coefficient (U

Rated overload protection 110 % - 150 %
Output short circuit (UO, ION) Current limited (Fold forward)
Ripple & noise (U
Operation indicator
output voltage OK (UI , I0N)
output voltage too low (UI, I0N)
Parallel operation no
Derating (61 °C ... 71 °C) 2 5 % / K (see Fig. 1 Derating)
Overvoltage protection (U

Wieland Electric GmbH, Brennerstr. 10–14, D - 96052 Bamberg Type: wipos PB1 12-4.5
www.wieland-electric.com Rev.: 11/2010 – Page 1 of 2

IN_AC

IN_AC

, ION) 0 % / +1 %

IN_AC

) ±1 %

, ION, BW = 20 MHz) <50 mVss

, I

IN_AC

Omin

, ION) 15 ... 16.5 V

IN_AC

Dimensional diagram

12 V ... 14 V

) ± 0.03 % / K

Display range
"DC OK", LED green (UO 9 ... 10.8 V)
"DC LOW", LED red (UO < 9 ... 10.8 V)

Fig. 1 Derating

wipos PB1 12-4.5

Technical Data

wipos PB1 12-4.5 Part number 81.000.6342.0

Rated input voltage AC [U
Line frequency AC 47 – 63 Hz
Power correction filter (PFC) not necessary
Input voltage range AC [U
Input voltage range DC [U
Rated input current (U
Inrush current (UI = 115 V / 230 V AC, ION) max. 30 A / max. 60 A
Input fuse T 2A / 250 V AC (intern)
Hold up time (UI = 115 V / 230 V AC, I0N) > 12 ms / > 60 ms
Internal surge voltage protection Varistor

Isolation voltage (input/output) 3000 V AC / 4242 V DC
Isolation resistance (input/output) 100 MOhm
Switching frequency min. / max. 45 kHz / 55 kHz

Ventilation / Cooling free convection
Mounting conditions (free space) 25mm free space on all sides recommended

Pollution level 2

Operating ambient temperature range [TU] -25 °C ... +71 °C
Humidity in operation 20 – 95 % RH
Storage temperature range [TU] -25 °C ... +85 °C

Mounting on DIN rail 35 mm (EN 60715)
Degree of protection IP 20

MTBF 582.000 h

Dimensions (W x H x D) 71 x 91 x 57 mm
Weight ca. 0.25 kg
Housing material plastic

Connector cross section screw terminals
cross section (min.) solid/stranded 0.5 mm² (AWG24)
cross section (max.) solid/stranded 2.5 mm² (AWG12)
Strip length 7 mm
Torque 0.6 Nm max.

Approvals and standards
UL / cULus UL 508 Listed, UL60950-1 Recognized
CE EN61000-6-3, EN 55022 Class B,

Control Elements
V

Terminal connections

---- 2 x output voltage 12 V, negative terminal

+ 2 x output voltage 12 V, positive terminal

L AC: Phase, DC: no polarity
N AC: Neutral, DC: no polarity

Adjust Trim potentiometer for fine adjustment of U

out

= 115 V, ION) 1.1 A typ. / 1.5 A max.

I_AC

] 100 - 240 V AC

IN_AC

] 90 ... 264 V AC

I_AC

] 120 ... 375 V DC

I_DC

for cooling

EN61000-3-2, EN61000-3-3, EN61000-6-2,
EN55024, EN61000-4-2, Level 4,
EN61000-4-3 Level 3, EN61000-4-4 Level 4,
EN61000-4-5 L-N Level 3, EN61000-4-6 Level
3, EN61000-4-8 Level 4, EN61000-4-11,
ENV50204 Level 2, EN60204-1, EN61204-3

(internally connected)

(internally connected)

out

Wieland Electric GmbH, Brennerstr. 10–14, D - 96052 Bamberg Type: wipos PB1 12-4.5
www.wieland-electric.com Rev.: 11/2010 – Page 2 of 2