Newmar Power 32-12-15 DC Converter - Negative Ground 12V Power Supply for Communication Equipment

32-12-15 DC Converter

Convert 20-50 VDC input to 12 VDC negative ground output for powering communication and navigation equipment on negative ground systems. (See Isolated Series for positive ground applications.)

Features:

• Excellent Regulation: Output voltage maintained within 1% under all line and load conditions within the rating
• The heat generated by semi-conductors is extracted and dissipated by large heat sink fins that maximize air contact for cool operation and the long life of components
• Polyurethane conformal coating on PC boards and corrosion-resistant anodized aluminum cases with heavy-duty shock mounts assure survival in hostile environments

Numerous Converter and Load Protection Circuits:

• Current limiting
• Automatic thermal shutdown
• Short circuit proof
• Reverse polarity
• Overvoltage protection
• Carries CE mark

Specifications:

• Input Voltage: 20-50
• Output Voltage: 13.6
• Output Amps (Intermittent): 15
• Output Amps (Continuous): 15
• Case Size (H x W x D): 4.5 x 5.9 x 11.0 inches (11.4 x 15.0 x 27.9 centimeters)
• Weight: 5 lb. (2.3 kg)
• Output: 13.6 VDC (internally adjustable 12.6 -14.5) or 24.5 VDC (or specify)
• 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 *24-12-3: 2-minute max. on time
• Idle Current: Less than 100 mA (including power ON light)

Operating Temp Specifications:

• 0-50 degrees C, Derate Linearly From 100% @ 40 degrees C To 50% @ 50 degrees C.
• Thermal shutdown @ 70 degrees C Case Temperature
• Model 24-12-3: Full output -25 degrees to +30 degrees C; Derate linearly from 100% @ +30 degrees C to 45% @ +50 degrees C

Mechanical Specifications:

• Powder-coated aluminum heat sink case
• Front panel terminal block
• Heavy-duty mounting flange
• Conformal coated PC board

Options:

• Operation as a battery charger or parallel redundant operation* derate to continuous duty rating (contact factory)
• Extreme vibration mounting kit. (Information below)

Option: Extreme Vibration Mounting Kit

The Extreme Vibration Mounting Kit is available to protect NEWMAR power converters from the extreme stresses of shock and vibration when mounted on high-vibration vehicles. The kit replaces the standard vibration kit provided with the unit and fits into the units mounting flange to act as a super shock absorber for electronics in high-vibration applications. It is available to fit all NEWMAR units from 2 to 70 lbs. Specify KIT L for units that weigh 215 lbs. and Kit H for units that weigh 167 lbs.

The Newmar Power 32-12-15 DC Converter is designed to reliably convert 20-50 VDC input into a stable 12 VDC negative ground output, ideal for powering communication and navigation equipment on negative ground systems. Its robust construction and advanced features ensure consistent performance in demanding environments, making it a suitable choice for vehicle, marine, and industrial applications. The converter maintains excellent voltage regulation, keeping output within 1% under varying line and load conditions, which guarantees stable operation of sensitive electronic devices. Its large heat sink fins effectively dissipate heat generated by the semi-conductors, ensuring cool operation and prolonging component life even under continuous use. The polyurethane conformal coating on PC boards and corrosion-resistant anodized aluminum case with heavy-duty shock mounts enhance durability, allowing the converter to survive in harsh, hostile environments with vibration, dust, and moisture. This unit incorporates numerous protection circuits including current limiting, thermal shutdown, short circuit proof, reverse polarity, and overvoltage protection, providing reliable safety features that safeguard your equipment and extend the lifespan of the converter. With a compact case size and built-in mounting options, the 32-12-15 is easy to install in various settings. Its high efficiency of approximately 85% minimizes power loss, while the 40 kHz switching frequency ensures quiet operation. Suitable for intermittent and continuous duty cycles, this converter supports up to 15 amps of continuous output current, making it capable of powering multiple devices simultaneously. It features adjustable output voltage (13.6 VDC internally adjustable from 12.6 to 14.5 VDC) and offers a ripple of less than 150 mV P-P, ensuring clean power delivery. Whether used as a standalone power supply or integrated into complex systems, the Newmar Power 32-12-15 DC Converter provides a reliable, durable, and efficient solution for your power conversion needs.

Features:

• Excellent regulation: Maintains output voltage within 1% under all line and load conditions

• Effective heat dissipation: Large heat sink fins ensure cool operation and component longevity

• Durability: Polyurethane conformal coating and corrosion-resistant anodized aluminum case withstand harsh environments

• Comprehensive protection: Current limiting, thermal shutdown, short circuit proof, reverse polarity, and overvoltage protection

• High efficiency: Typical 85% efficiency with quiet 40 kHz switching frequency

• Adjustable output: Internally adjustable voltage from 12.6 to 14.5 VDC

• Compact design: Case size suitable for various installation options

• Vibration resistant: Optional extreme vibration mounting kit available for high-vibration environments