Weidmüller 1478140000 PROmax Rail PSU 480W 24V 20A high performance

MPN
1478140000
Brand
Weidmuller
EAN-13
4050118286137
Order Code
08-2477
Country of Origin
China
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Qty Unit Price (Ex VAT)
1+ £316.55
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Despatched same day - 1 in stockBack-order availability date - 22/09/2026

The Weidmüller PRO MAX 480W 24V 20A is a rail-mounted power supply unit designed for industrial applications. It provides a stable 24 V DC output at up to 20 A, ideal for powering automation equipment. This high-performance PSU is suitable for installation in control cabinets and can handle demanding environments efficiently.
Type Rail mounted PSU (DIN)
Power Rating 480W
1st secondary output voltage 24 - 24
AC failure bridging time @ Inom 20
AC input voltage range 85...277 V ACV
Ambient temperature 25°C
Built-in height 230
Built-in width 150
Certificate no. (cULus) E258476
Certificate no. (cULusEX) E470829
Certificate No. (cURus) E255651
Conductor cross-sectio , AWG/kcmil , AWG Wire connection cross section, flexible 4mm2
Conductor cross-sectio , flexible , max. 2 Conductor cross-section, flexible , min. 0.22mm2
Conductor cross-sectio , flexible , min. mm2 Conductor cross-section, rigid , max.
Conductor cross-sectio , WG/kcmil , WG Conductor cross-section, AWG/kcmil , 26 AWG
Conductor cross-section, rigid , max. 6mm2
Conductor cross-section, rigid , min. 0.18mm2
Connection system Screw connection
Contact load (NO contact) max. 30 V DC / 1 A
Current consumption in relation to the Voltage type
Current limiting > 120 IN%
DC input voltage range 80...370 V DCV
Degree of protection (IP) IP20
Derating > 60°C / 75% @ 70°C
Dimensions (L x W x H) 150 x 90 x 130mm
Earth leakage current, x. 3.5mA
ECLASS 14 27-04-07-01
ECLASS 15.0 27-04-07-01
Electric symbol Derating curve
Electrical machine equipment Acc. to EN60204
ETIM 10 EC002540
ETIM 8.0 EC002540
ETIM 9.0 EC002540
Floating contact Yes
Frequency range AC 45...65 HzHz
GTIN (EAN) 4050118286137
Housing version Metal, corrosion resistant
Humidity at operating temperature 5...95 %, no condensation
Input fuse (internal) Yes
Inrush current max. 15A
Insulation voltage input / earth 3.5kV
Insulation voltage output / earth 0.5kV
Insulation voltage, input/output 4kV
Interference immunity test acc. to EN 55024, EN 55032,
max. min.min
Max. operating temperature (derating) +70°C
Max. output current 1 20A
Maximum Operating Temperature +70°C
Maximum Temperature +85°C
min. (input), max.mA
Min. operating temperature (derating) -25°C
Min. temperature -40°C
Misc Attribute PRO MAX 480W 24V 20A
Mounting position, installation notice Horizontal on TS35 mounting rail. 50 mm of clearance at top & bottom for air circ. Can mount
Net weight 2000g
Noise emission in accordance with Class B
Nominal Input Voltage 100-240 /ACV
Nominal output current for Unom 20 A @ 60°C
Nominal power consumption 521.7VA
Nominal value output voltage 1 24
Nominal value output voltage 1 [DC] 24V
Operating Temperature -25 °C...70°C
Operating temperature (min.) -25°C
Output Power 480W
Output voltage (max.) 29.5V
Output voltage (min.) 22.5V
Output voltage, note (adjustable via
Parallel connection option yes, max. 3
Performance level according to EN ISO 13849-1 N/A
Phases 1
Pollution severity 2
Power Consumption 521.7
Power Factor Power factor typical
Power loss, idling 4.8W
Power loss, nominal load 41.7W
Power Output 480
power supplies 61558-2-16
Protection Class I, with PE connectionW
Protection degree (IP rating) IP20
Rated input voltage 100...240 V ACV
Rated output voltage 24 V DC ± 1 %
Rated supply voltage AC 50 Hz 85 - 264
Rated supply voltage AC 60 Hz 85 - 264
Rated supply voltage DC 80 - 370
REACH SVHC Lead 7439-92-1
Recommended back-up fuse 16 A, char. B circuit breaker, 10 A, Char. C circuit breaker
Residual ripple, breaking spikes <50 mVss @ UNenn, Full
ROHS Conform
RoHS Compliance Status Compliant with exemption
Safety extra-low voltage SELV acc. to IEC 60950-1,
Safety transformers for switch-mode According to EN
SCIP 6d8cdf22-8230-4af8-86c8-3558c716666d
Screwdriver blade 0.8 x 4.0, PZ 1
Shock resistance IEC 60068-2-27 30 in all directionsg
SIL according to IEC 61508 N/A
Start-up -40°C
Storage temperature -40 °C...85°C
Suitable for distribution board false
Suitable for safety functions false
Suitable for wall mounting rail
Surge protection Varistor
Surge voltage category III
Tightening torque, max. 0.6Nm
Tightening torque, min. 0.5Nm
UL File Number Search UL Website
Version Power supply, switch-mode power supply unit, 24
Vibration resistance IEC 60068-2-6 2.3g
Voltage type DC
Weight 2000g

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