DIN rail power supplies for 3-phase system
48V, 20A
DC output 48 - 54Vdc
20 - 17.8A
Input AC 380 - 480V (-15%/+10%)
Dimensions (WxHxD) 110 x 124 x 127mm
Weight 1500g

Input data

AC Input voltage AC 380 - 480V (-15%/+10%)
Harmonic correction active
Power factor 0.92
Input inrush current limitation active
Input inrush current 4.5A
External input fuse recommendation B-6A / C-6A

Output data

Nominal voltage 48Vdc
Adjustment range 48 - 54V
Output current range 20 - 17.8A
Output current 17.8A at 54V
20A at 48V
Output power 960W
Power reserves 50% BonusPower
Derating 24W/°C for +60 to +70°C
Ripple and noise voltage max. 150mVpp


Dimensions (WxHxD) 110mm x 124mm x 127mm
Weight per unit (excl. packaging) 1500g
Mounting method DIN rail
Operating temp. range -25°C to 70°C
Connection method Screw terminals
Efficiency, typ. 95.4%
Power losses, typ. 46.3W
MTBF SN 29500 @ 40°C (h) 375000h
DC-OK signal yes

PULS Services

User-friendly Assistance

PULS offers assistance on an individual level regarding your power supply selection. Online meetings can be arranged with our teams based in various international locations.

Application Support

PULS has successfully established an experienced team of application engineers to offer you the maximum technical support. They are always at your availability.

Delivery Reliability

PULS is deliberately working on guaranteeing the best delivery reliability. This guarantee is based on PULS controlling its full supply chain including the entire product life cycle.

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