44157

3.8 A 24 V NEC Class 2 Power Supply Kit
44157

44157

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3.8 A 24 V NEC Class 2 Power Supply Kit

Best for NEC Class 2 applications.

Model:
44157
Item Number:
44157
Warranty:
1 year

Overview

The 44157 is a 24 Vdc power-supply kit that includes a 24 Vdc, 3.8 A power supply, along with hardware for mounting and wiring inside standard Campbell Scientific enclosures. The 44157 with the -UL option, as well as part number SP27623, are used in UL508A-certified enclosures assembled at Campbell Scientific.

Technical Description

The 44157 kit includes a DIN rail bracket, DIN rail connectors, breakers, and the Phoenix Power Supply. This kit does not contain a battery and therefore requires a PS150, CH150, PS200, CH200 or possibly a larger battery if using it with our data loggers.

The raw kit comes unassembled, but its user manual provides assembly information. If the 44157 is purchased with a prewired or UL enclosure, the 44157 will be assembled at no additional cost. If using it with a standard enclosure, Campbell Scientific will assemble it for an additional fee.

Specifications

Nominal Input Voltage
100 to 240 Vac
AC Input Voltage Range
85 to 264 Vac
DC Input Voltage Range
90 to 350 Vdc
AC Frequency Range
45 to 65 Hz
Current Consumption
~1.3 A

(120 Vac)

0.8 A

(230 Vac)

~1.3 A

(90 Vdc)

~0.4 A

(350 Vdc)

Inrush Surge Current
< 15 A

(typical)

Power Failure Bypass
> 20 ms

(120 Vac)

> 100 ms

(230 Vac)

Input Fuse
3.15 A

(slow-blow internal)

Nominal Output Voltage
24 Vdc ±1%
Setting Range of Output Voltage
22.5 to 26 Vdc

( > 24 V constant capacity)

Output Current
3.8 A

(-25° to +60°C)

Derating
60° to 70°C

(2.5%/K)

Residual Ripple
< 40 mVPP

(20 MHz)

Peak Switching Voltages Idling
< 100 mVPP

(20 MHz)

Maximum Power Dissipation (no load)
2.5 W
Maximum Power Loss of Nominal Load
12 W
Weight
988.83 g

(2.18 lb)

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