PRO MAX 960W 48V 20A
PRO MAX 960W 48V 20A
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PRO MAX 960W 48V 20A
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PRO MAX 960W 48V 20A
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PRO MAX 960W 48V 20A

Power supply, switch-mode power supply unit, 48 V

Ürün No. 1478270000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Rated data UL Input Output General data EMC / shock / vibration Insulation coordination Electrical safety (applied standards) Connection data (input) Connection data (output) Signalling Classifications

Approvals

Approvals
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![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319228/-S800/-T1z1mm-S80) 
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_322323/-S800/-T1z1mm-S80) 
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319230/-S800/-T1z1mm-S80) 
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319234/-S800/-T1z1mm-S80) 
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319258/-S800/-T1z1mm-S80) 
ROHS
Conform 
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate No. (cURus)
E255651 
Certificate no. (cULus)
E258476 
Certificate no. (cULusEX)
E470829 

General ordering data

Version
Power supply, switch-mode power supply unit, 48 V 
Číslo objednávky
1478270000 
Type
PRO MAX 960W 48V 20A 
GTIN (EAN)
4050118286083 
Qty.
1 adet

Dimensions and weights

Depth
150 mm
Depth (inches)
5,905 inch
Height
130 mm
Height (inches)
5,118 inch
Width
140 mm
Width (inches)
5,512 inch
Net weight
3 950 g

Temperatures

Storage temperature
-40 °C...85 °C 
Operating temperature
-25 °C...70 °C 
Humidity at operating temperature
5...95 %, no condensation 
Start-up
≥ -40 °C 

Environmental Product Compliance

RoHS Compliance Status
Compliant with exemption 
Exención RoHS (si procede/conocida)
7a, 7cI 
REACH SVHC
Lead 7439-92-1 
SCIP
6d8cdf22-8230-4af8-86c8-3558c716666d 

Rated data UL

Certificate No. (cURus)
E255651 

Input

AC input voltage range
85…277 V AC 
Connection system
Screw connection 
Current consumption in relation to the input voltage
  • Voltage type:
    AC
  • Input voltage:
    230 V
  • Input current:
    4,52 A
  • Voltage type:
    DC
  • Input voltage:
    120 V
  • Input current:
    10 A
DC input voltage range
80...370 V DC 
Frequency range AC
45…65 Hz 
Input fuse (internal)
Yes 
Inrush current
max. 15 A 
Nominal power consumption
1 021 VA
Rated input voltage
100...240 V AC 
Recommended back-up fuse
20 A, char. B circuit breaker 
16 A, char. C, circuit breaker 
Surge protection
Varistor 

Output

Connection system
Screw connection 
Continuous output current @ UNominal
24 A @ 45°C, 15 A @ 70°C 
Nominal output current for Unom
20 A @ 60 °C 
Output power
960 W
Output voltage, max.
56 V
Output voltage, min.
30 V
Output voltage, note
(adjustable via potentiometer) 
Parallel connection option
yes, max. 5 
Protection against inverse voltage
Yes 
Rated output voltage
48 V DC ± 1 % 
Residual ripple, breaking spikes
<50 mVss @ UNenn, Full Load 

General data

Classe di sovratensione
III 
Current limiting
> 120% IN 
Degree of efficiency
94% 
Derating
> 60°C / 75% @ 70°C 
Earth leakage current, max.
3,5 mA
Mounting position, installation notice
Horizontal on TS35 mounting rail. 50 mm of clearance at top &amp; bottom for air circ. Can mount side by side with no space in between. 
MTBF
  • According to Standard:
    SN 29500
  • Operating time (hours), min.:
    651 000 h
  • Ambient temperature:
    25 °C
  • Input voltage:
    230 V
  • Output power:
    960 W
  • Duty cycle:
    100 %
Power factor
  • Power factor typical:
    0.95
  • Input voltage:
    230 V
  • Ambient temperature:
    25 °C
  • Output power:
    960 W
Power loss, idling
5 W
Power loss, nominal load
61,3 W
Protection against reverse voltages from the load
58…65 V DC 
Short-circuit protection
Yes 
Tiempo de puenteado de fallo de CA @ Inominal
min. 20 ms 
Védelmi osztály
IP20 
Исполнение корпуса
Metal, corrosion resistant 
상태 표시
LED red/green and relay (≥21.6 V DC LED green, relay on/ ≤20.6 LED red, relay off) 

EMC / shock / vibration

Interference immunity test acc. to
EN 55024 
EN 55032 
IEC61000-3-2,-3 
IEC61000-4-2,-3,-4,-5,-6,-8,-11 
Noise emission in accordance with EN55032
Class B 
Shock resistance IEC 60068-2-27
30 g in all directions 
Vibration resistance IEC 60068-2-6
2.3 g 

Insulation coordination

Insulation voltage input / earth
3,5 kV
Insulation voltage output / earth
0,5 kV
Insulation voltage, input/output
4 kV
Pollution severity
2 
Protection class
I, with PE connection 
Surge voltage category
III 

Electrical safety (applied standards)

Electrical machine equipment
Acc. to EN60204 
Safety extra-low voltage
SELV acc. to IEC 60950-1 
PELV according to EN 60204-1 
Safety transformers for switch-mode power supplies
According to EN 61558-2-16 

Connection data (input)

Conductor cross-section, AWG/kcmil , max.
10 AWG
Conductor cross-section, AWG/kcmil , min.
26 AWG
Conductor cross-section, flexible , min.
0,22 mm²
Conductor cross-section, rigid , max.
6 mm²
Conductor cross-section, rigid , min.
0,18 mm²
Connection system
Screw connection 
Number of terminals
3 for L/N/PE 
Screwdriver blade
0.8 x 4.0 
PZ 1 
Tightening torque, max.
0,6 Nm
Tightening torque, min.
0,5 Nm
Wire connection cross section, flexible (input), max.
4 mm²

Connection data (output)

Conductor cross-section, AWG/kcmil , max.
8 AWG
Conductor cross-section, AWG/kcmil , min.
22 AWG
Conductor cross-section, flexible , max.
16 mm²
Conductor cross-section, flexible , min.
0,5 mm²
Conductor cross-section, rigid , max.
16 mm²
Conductor cross-section, rigid , min.
0,5 mm²
Connection system
Screw connection 
Number of terminals
8 (++,---,11,13,14) 
Screwdriver blade
1.0 x 5.5 
Tightening torque, max.
1,5 Nm
Tightening torque, min.
1,2 Nm

Signalling

Contact load (NO contact)
max. 30 V DC / 1 A 
Floating contact
Yes 
Status indication
LED red/green and relay (≥21.6 V DC LED green, relay on/ ≤20.6 LED red, relay off) 

Classifications

ETIM 8.0
EC002540 
ETIM 9.0
EC002540 
ETIM 10.0
EC002540 
ECLASS 14.0
27-04-07-01 
ECLASS 15.0
27-04-07-01