Newmar Power - DC Converter - 32-12-50

Power Your Marine Equipment with Precision and Durability

The Newmar 32-12-50 DC Converter is designed to provide stable and reliable 12 VDC power from a 20-50 VDC input, making it ideal for marine communication and navigation equipment. Engineered for negative ground systems, this converter ensures your devices perform optimally in challenging marine environments.

General Description

The Newmar 32-12-50 DC Converter offers superior voltage regulation, maintaining output within 1% under all line and load conditions. Its rugged design, featuring an anodized aluminum case and heavy-duty shock mounts, ensures longevity and resilience in harsh conditions. Multiple protection circuits safeguard your equipment, making this converter a dependable choice for marine use.

Key Features

• Superior Voltage Regulation: Maintains output voltage within 1% under all conditions.
• Robust Construction: Anodized aluminum case and polyurethane conformal coating protect against corrosion.
• Comprehensive Protection: Includes current limiting, thermal shutdown, short circuit proofing, reverse polarity protection, and overvoltage protection.
• Efficient Heat Dissipation: Large heat sink fins maximize air contact, ensuring cool operation and extending component life.
• CE Mark Certified: Meets international safety and performance standards.

Technical Specifications

• Input Voltage: 20-50 VDC
• Output Voltage: 13.6 VDC (internally adjustable 12.6 - 14.5)
• Output Amps (Intermittent): 50 A
• Output Amps (Continuous): 40 A
• Case Size (H x W x D): 6.2 x 6.8 x 18.1 inches (15.7 x 17.3 x 46.0 cm)
• Weight: 16 lbs. (7.3 kg)
• Ripple: 150 mV P-P maximum
• Regulation: 1% Line/Load
• Switching Frequency: 40 kHz
• Efficiency: 85% Typical
• Isolation: Output/Chassis; Input/Chassis: 250 VDC

Duty Cycle Ratings

• Intermittent: 20 minutes max on time, 20% duty. Current limit set at approx. 105% of intermittent rating.
• Continuous: 24 hours, 100% duty.

Operating Temperature

• Standard Operation: 0-50 degrees C, derate linearly from 100% @ 40 degrees C to 50% @ 50 degrees C.
• Thermal Shutdown: 70 degrees C case temperature.

Mechanical Specifications

• Construction: Powder-coated aluminum heat sink case.
• Mounting: Heavy-duty mounting flange.
• PCB: Conformal coated for protection.

Options

• Battery Charger Operation: Contact the factory for parallel redundant operation or derating to continuous duty rating.
• Extreme Vibration Mounting Kit: Available to protect against extreme shock and vibration. Specify KIT L for units weighing 2–15 lbs. and KIT H for units weighing 16–70 lbs.

Extreme Vibration Mounting Kit

The Extreme Vibration Mounting Kit protects Newmar power converters from the extreme stresses of shock and vibration. This kit replaces the standard vibration kit and fits into the unit’s mounting flange, acting as a ‘super shock absorber’ for electronics in high-vibration applications.