Wago 787-612 Switched-Mode Power Supply

Primary switch mode power supply unit

Prepared for protection class I equipment

Parallel operation, series connection possible

Natural convection cooling when horizontally mounted

 Enclosed for use in switchgear cabinets

Overvoltage protection; secondary :- Internal protective circuit ≤ 40 VDC (in the event of a fault)

Solid conductor :- 0.08 … 2.5 mm² / 28 … 12 AWG

Fine-stranded conductor :- 0.08 … 2.5 mm² / 28 … 12 AWG

Strip length :- 8 … 9 mm / 0.31 … 0.35 inches

Note (conductor cross-section) :- 12 AWG: THHN, THWN

Mounting type :- DIN 35 Rail

Ambient temperature (operation) :- -10 … +70 °C

Ambient temperature (storage) :- -25 … +85 °C

Relative humidity :- 30 … 85 % (no condensation permissible)

Derating :- -3°%/K (> 50°C)

Nominal input voltage Ui nom :- AC 100 … 240 V; DC 140 … 300 V

Input voltage range :- AC 90 … 264 V; DC 130 … 300 V

 Nominal mains frequency range:-  50 … 60 Hz; 0 Hz

Input current Ii:-  ≤ 0.6 A (230 VAC)

Discharge current:-  ≤ 0.7 mA

Inrush current :- ≤ 50 A

Mains failure hold-up time :- ≥ 20 ms (230 VAC)

Output voltage range :- DC 22 … 28.8 V (adjustable)

 Factory preset:- DC 24 V

Nominal output current I o nom :- 2.5 A (24 VDC)

Adjustment accuracy :-  ≤ 2 %

Power loss Pl :- ≤ 7 W (230 VAC; no load)

 Max. power loss P v max.:-  8 W (90 VAC / 24 VDC; 2.5 A)