Finder 94.74

The power supply units are available with 24 V DC output voltage in various

performance classes and widths and with the special voltages 5, 12, 15 and 48 V DC. Their high degree of efficiency and

the low standby losses make for high power efficiency.

Input data

Nominal input voltage 100 V AC ... 240 V AC

AC input voltage range 85 V AC ... 264 V AC

DC input voltage range 95 V DC ... 250 V DC

AC frequency range 45 Hz ... 65 Hz

DC frequency range 0 Hz

Current consumption Approx. 0.28 A (120 V AC)

Approx. 0.13 A (230 V AC)

Inrush surge current < 15 A (typical)

Power failure bypass > 15 ms (120 V AC)

> 90 ms (230 V AC)

Input fuse 1.25 A (slow-blow, internal)

Permissible backup fuse B6

B10

B16

Output data

Nominal output voltage 24 V DC ±1%

Output current 0.5 A (-25°C to +55°C)

0.55 A (-25 °C ... 40 °C permanent)

1 A (maximum output current)

Derating +55°C to 70°C: 2.5% per Kelvin

55 °C ... 70 °C 2.5%/K

Connection in parallel Yes, for redundancy and increased capacity

Connection in series Yes

Control deviation < 1 % (change in load, static 10% ... 90%)

< 2 % (change in load, dynamic 10% ... 90%)

< 0.1 % (change in input voltage ±10%)

Residual ripple < 20 mVPP (20 MHz)

Peak switching voltages nominal load < 30 mVPP (20 MHz)

Maximum power dissipation idling < 0.3 W

Power loss nominal load max. < 2.2 W

General data

Width 18 mm

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