More Top Quality Railway Power Supplies You Know You Can Rely On From Gresham Power Electronics

PSA Series

• The Melcher PSR & PSA series switching regulators by Bel Power are ideal converters for harsh environments, or applications where high reliability and efficiency are essential. Typical applications include railways, military, industrial, telecoms as well as more general transportation applications.
• Datasheet:

• PSA Series

CQB75W8 Series

• The CQB75W8 series of DC-DC converters have a wide (8:1) input voltage range of 9 to 75VDC (36VDC nominal) covering 12V, 24V and 48V battery systems, and have 3000VAC reinforced isolation as standard.
• Datasheets:

• CQB75W8 Series
• CQB75W8 Series Application Note

S Series (ac)

• The S 4000/5000 Series of AC-DC converters represents a flexible range of power supplies for use in advanced electronic systems. Features include full power factor correction, good hold-up time, high efficiency and reliability, low output voltage noise, and excellent dynamic response to load/line changes.
• Datasheets:

• S series (ac)
• Mounting supports datasheet
• Cassette & din rail temperature sensor datasheet
• Cassette front panels datasheet
• Cassette mating connectors datasheet

ECS-100 Series

• The Premium ECS-100 power supply/charger supplies regulated dc voltage (when the ac supply is present), and simultaneously charges the battery in a controlled manner, creating a 12V / 24V / 48V dc UPS.
• Datasheet:

• ECS-100 Series

CQB100-110S Series

• The CQB100W-110S series offers 100 watts of output power with high power density in an industry standard quarter-brick package. The CQB100W-110S series is wide (4:1) input voltage range of 43-160VDC and provides a precisely regulated output.
• Datasheets:

• CQB100-110S Series
• CQB100-110S Series application note

CHB100-110S Series

• The CHB100W-110S series offers 100 watts of output power with high power density in an industry standard half-brick package. The CHB100W-110S series is wide (3:1) input voltage range of 66-160VDC and provides a precisely regulated output.
• Datasheets:

• CHB100-110S Series
• CHB100-110S Series application note

S Series (dc)

• The S 1000/2000 Series of DC-DC converters represents a flexible range of power supplies for use in advanced electronic systems. Features include full power factor correction, good hold-up time, high efficiency and reliability, low output voltage noise, and excellent dynamic response to load/line changes.
• Datasheets:

• S series datasheet
• Mounting supports datasheet
• Cassette & din rail temperature sensor datasheet
• Cassette front panels datasheet
• Cassette mating connectors datasheet

Q Series

• These extremely compact Melcher DC-DC Converters by Bel Power incorporate all necessary input and output filtering, signalling, and protection features, which are required in the majority of applications.
• Datasheets:

• Q Series
• Mounting Supports
• Cassette Front Panels
• Cassette Mating Connectors

To see even more of what we have to offer across a vast range of applications, please visit www.greshampower.com