Ensuring Optimal Performance for Essential Marine Equipment

The Newmar 115-24-35CD Power Supply is the ideal solution for powering 24-volt communication and navigation equipment onboard commercial vessels. Designed with reliability and durability in mind, this power supply features a proven linear circuit design that provides pure, noise-free output, ensuring the smooth operation of your critical systems.

General Description

Engineered for marine environments, the Newmar 115-24-35CD Power Supply boasts a rugged design that stands up to the harsh conditions encountered at sea. The polyurethane conformal coated PC board and corrosion-resistant heavy-duty aluminum case with integral shock mounts ensure that this power supply survives and thrives in hostile environments. The unit's advanced heat dissipation system, featuring large heat sink fins and a thermally activated cooling fan, guarantees cool and efficient operation.

Key Features

• Superior Regulation and Ripple Specifications: Maintains output voltage within 1% under all rated line and load conditions.
• Robust Construction: Polyurethane conformal coated PC board and corrosion-resistant aluminum case with integral shock mounts for enhanced durability.
• Efficient Heat Management: Large heat sink fins and a thermally activated cooling fan ensure optimal cooling.
• Comprehensive Protection: Includes overvoltage protection, current limiting, thermal overload protection, and input/output fusing.
• Flexible Input Range: Selectable input range of 105-125/210-250 VAC, 50-60 Hz.

Technical Specifications

• Nominal Input Voltage: 115/230 VAC
• Maximum Input Current:
• @115 VAC: 5.5 A
• @230 VAC: 2.5 A
• Output Amperage:
• Intermittent: 10 A
• Continuous: 4 A
• Weight: 20 lbs. / 9.1 kg

Product Dimensions

• Case Size:
• Height: 5.7 inches
• Width: 4.8 inches
• Depth: 16.3 inches

Operational Details

• Input Range: 105-125/210-250 VAC (selectable), 50-60 Hz; Derate to 50% output below 110 and 220 VAC.
• Operating Temperature: 0-65°C for C.D. units; Derate linearly from 100% @ 50°C to 50% @ 65°C. Thermal shutdown occurs at 85°C case temperature.
• Duty Cycle:
• Intermittent: 20 minutes max on time, 20% duty.
• Continuous: 24 hours/day, 100% duty.

Optional Features

• Battery Charger Modification: Can be modified for use as a battery charger.
• Adjustable Output Voltage: Internally adjustable between 21-27.5 VDC.
• Transfer Relay: Optional ERC transfer relay for backup battery in case of power failure.

Output Voltage

• Standard Output Voltage: 24.5 VDC (internally adjustable from 21-27.5 VDC).
• Ripple: 70mV P-P (@ 110-125 / 220-250 VAC input).
• Line and Load Regulation: 1% (@ 110-125 / 220-250 VAC input).

Mechanical Construction

• Case Material: Powder-coated aluminum heat sink case.
• Connections: Front panel terminal block.
• Mounting: Heavy-duty mounting flange.
• PC Board: Conformal-coated for added protection.