Home » Our Products » Helios Priority Products » DC-DC Converters » 120W DC-DC Converters - APK120 Series » 48-48Vdc 2.5A 120W Isolated DC-DC Converter – DIN Rail / Panel Mount – APK120-4848

48-48Vdc 2.5A 120W Isolated DC-DC Converter – DIN Rail / Panel Mount – APK120-4848

Brand: HELIOS POWER SOLUTIONS

SKU: APK120-4848

In Stock: 0

Input voltage: 48Vdc nominal (36V to 72V continuous)
Output voltage: 48Vdc (+/- 7% adjustable)
Output current: 2.5A
Convection cooled & ruggedised, fully encapsulated.
EMC hardened for “dirty” electrical environments.
Reliable and durable with field-proven MTBF (260,000hrs) & 100% burn-in test
Fully isolated input / output.
Simple installation with top-down mounting and pluggable I/O connections, DIN rail ready.

Datasheets

48-48Vdc 2.5A 120W Isolated DC-DC Converter – DIN Rail / Panel Mount – APK120-4848

48-48Vdc 2.5A 120W Isolated DC-DC Converter – DIN Rail / Panel Mount – APK120-4848

Description
Specifications Table

Description

48-48Vdc 2.5A 120W DC-DC Converter – DIN Rail / Panel Mount – APK120-4812

High reliability 120W industrial DC-DC converter.

Features

Input voltage: 48Vdc nominal (36V to 72V continuous)
Output voltage: 48Vdc (+/- 7% adjustable)
Output current: 2.5A
Convection cooled & ruggedised, fully encapsulated.
EMC hardened for “dirty” electrical environments.
Reliable and durable with field-proven MTBF (260,000hrs) & 100% burn-in test
Fully isolated input / output.
Simple installation with top-down mounting and pluggable I/O connections, DIN rail ready.

Specifications Table

Input
Input Voltage	48Vdc nominal (36V to 72V continuous)
Reverse Polarity Protection	Blow input fuse (see recommended input fusing above)
Input Surge, Transient, and Immunity	IEC61000-4-2, IEC61000-4-3, IEC61000-4-4, IEC61000-4-6
Output
Output Voltage	48Vdc (+/- 7% adjustable)
Output Current	2.5A
Setup Accuracy	better than 0.5%
Line & Load Regulation	better than 0.25%
Noise & Ripple (20MHz BW)	better than 0.25%
Efficiency	91% (typical)
Current Limit	120% I_rated (@90%V_nominal)
Overload Trip	150% I_rated (0.4s on/4s off, auto-restart)
Over-voltage Latch	125% V_nominal (Input Power Cycle Reset)
Mechanical
Dimensions	150(W) x 90(H) x 22(D)mm
Enclosure / Casing	Black anodised aluminium extrusion
Weight	0.55kg
Isolation
Input to Output	1000Vdc
Input to Chassis	1000Vdc
Output to Chassis	500Vdc
Operating Conditions
Operating Temperature_max (no derating)
Standalone Free Air Convection Cooling	55°C T_amb
Chassis Conduction Cooling	90°C T_chassis
Over-Temperature Protection	100°C T_chassis (auto-recovery)
MTBF (G_m,T_amb=25°C)	260,000hrs (designed to meet MIL-SPEC 217K)
Shock and Vibration	Fully Encapsulated Designed to Meet MIL-STD 810E & IEC61373
Relative Humidity	95%
Power-On Indication	Green LED (on output side panel)
Input & Output Mating Connectors Note	Mating connectors supplied with converter. Wurth Type 3405 Series) Input – 5.08mm 3-way Locking Output – 5.08mm 4-way Locking
Options
Adjustable Output	-adj (+/-7% typical via pot)
DC OK Alarm Contact	-Al (60V 0.5A 1formA SSR)

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