Discover key benefits of the
Bel Power Products

RCM Series

We understand the importance of rugged and reliable products that can withstand harsh operating conditions in railway systems. As a leader in manufacturing power supplies, Bel provides products for rolling stock, signaling (onboard and wayside) and the rail infrastructure. Ranging from 4 W to 15 kW, Bel provides a wide breadth of AC-DC power supplies and DC-DC Converters that are designed to meet the latest rail requirements of the EN 50155 standard. With a global presence and decades of experience to leverage, the railway industry has come to rely on Bel as a stable partner in delivering solutions that transport the world.

RCM 60

The RCM Series converters are Melcher branded power supplies for railway and transportation applications. The input voltage ranges cover all common battery voltages from 12 to 110 V. The output delivers 60 W at 12, 15 or 24 V. The converters are designed for chassis mounting in an enclosed housing. Options available include – output ORing FET for redundant operation, input fuse and output voltage monitoring (solid state relay contact).

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RCM 150/300

The RCM Series converters are reliable power supplies for railway and transportation systems. There are 2 input voltage ranges covering all common railway batteries. The output delivers 150 or 300 W at 12, 15 or 24 V. The converters are designed for chassis mounting and exhibit a closed housing with cooling openings. Many options are available, such as an output ORing FET for redundant operation, output voltage adjustment, interruption time of 10 ms (class S2), shutdown input, and an output voltage monitor controlling a relay (change-over contact).

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RCM 500/1000

The RCM500 and RCM1000 Series converters are reliable power supplies for railway and transportation systems. They are optimized for 72 or 110 V railway batteries. The output delivers 24 V with 500 or 1000 W. The converters are designed for chassis mounting and exhibit a closed housing with cooling openings. Many options are available, such as an output ORing FET for redundant operation, output voltage adjustment, interruption time of 10 ms, shutdown input, and a monitoring relay (change-over contact).

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PSA / PSR Series

Bel Power Solutions PSA/PSR Series are a family of high reliability and high efficiency positive switching regulators, capable of 95% efficiency across the whole input range, as well as delivering 6A of power and 3.3 to 48 VDC via a single output. They also blend great features like no derating over temperature, with board or chassis-mount flexibility.

Features

No input-to-output isolation
Low input-to-output differential voltage
Input undervoltage lockout
Output voltage adjustment and inhibit function
Continuously no-load and short-circuit proof

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m series

Organizations seeking rugged conversion cassettes, with the ability to select between wide AC input voltage ranges and one to three isolated, fully controlled outputs, need look no further than our reliable and efficient M / H Series Cassettes.

Features

Class I equipment
Input over- and undervoltage lockout
Outputs: SELV, no load, overload, short-circuit proof, rectangular current limiting characteristic
Adjustable output voltages with remote on/off
Battery charger models available

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k Series

The Bel Power Solutions K Cassettes are a broad and flexible group of power supplies delivering high efficiency and reliability, low output voltage noise and excellent dynamic response to load/line changes, plus wide input voltage ranges of 8 to 385 VDC. They can readily provide up to 150W of power over one or two outputs that offer SELV, no load, overload and short circuit-proof protection.

Features

Class I equipment
Input over- and undervoltage lockout
Adjustable output voltage with remote on/off
Rectangular current limiting characteristic
PCBs protected by lacquer

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p Series

The P / HP Series from Bel Power Solutions is a family of ultra-slim DC-DC cassettes, providing very wide input ranges up to 154 VDC, extremely low inrush current, hot-swap functionality, high efficiency up to 89%, plus redundant operation support. It offers up to four outputs that provide up to 194 watts of power and have an externally adjustable voltage. Additionally, the units support a range of applications.

Features

Extremely low inrush current, hot-swappable
Excellent surge and transient protection
Many output configurations available with flexible load distribution
Externally adjustable output voltage
Inhibit primary referenced

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q Series

The Q Series Cassettes from Bel Power Solutions are highly rugged designs that are well-suited for industrial and telecom use, with broad output power flexibility from 66 – 132W (3.3 – 48VDC) on two open, short-circuit proof outputs. Additionally, these units have low inrush current, are hot swappable and provide excellent surge and transient protection.

Features