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A key advantage of this model is the buffer function, which, when combined with an external battery, creates a complete UPS emergency power system. In the event of a power grid failure, the device switches to battery power instantly and without interruption, protecting the system from downtime and data loss. The power supply offers a wide output voltage adjustment range from 12V to 14V DC via a precision potentiometer, allowing for compensation of voltage drops on long cable runs.
Operational safety is guaranteed by an extensive package of protections, including short-circuit, overload, and surge protection. Additionally, the power supply features an intelligent battery management system that controls the charging process and protects cells from excessive discharge, which is crucial for maintaining their full capacity for many years. The robust, modular metal housing facilitates installation in control cabinets and technical enclosures, and the 5-year manufacturer warranty confirms the highest quality of this device.
EAN: 6931240026069 SKU: 931026062
The PMU-13V155WCCA buffer power supply is a professional solution from the renowned global leader in power systems – Delta Electronics. The device is designed to ensure the highest level of safety and operational continuity for CCTV monitoring systems, alarm systems, and access control. Thanks to switching energy processing technology, the power supply is characterized by very high efficiency and minimal heat loss, which translates into component longevity.
A key advantage of this model is the buffer function, which, when combined with an external battery, creates a complete UPS emergency power system. In the event of a power grid failure, the device switches to battery power instantly and without interruption, protecting the system from downtime and data loss. The power supply offers a wide output voltage adjustment range from 12V to 14V DC via a precision potentiometer, allowing for compensation of voltage drops on long cable runs.
Operational safety is guaranteed by an extensive package of protections, including short-circuit, overload, and surge protection. Additionally, the power supply features an intelligent battery management system that controls the charging process and protects cells from excessive discharge, which is crucial for maintaining their full capacity for many years. The robust, modular metal housing facilitates installation in control cabinets and technical enclosures, and the 5-year manufacturer warranty confirms the highest quality of this device.
Power supply type
Switching - characterized by high efficiency due to the use of a fast-switching circuit with transistors and a high-frequency transformer.
Supply voltage
Wide input range: 100 ... 120 V AC and 200 ... 240 V AC, allowing operation in various power grid standards.
Output voltage
Adjustable in the range from 12 V DC to 14 V DC, allowing precise adaptation to receiver requirements.
Voltage regulation
Built-in precision potentiometer allowing for accurate output voltage setting.
Current efficiency
Maximum output current is 9.5 A, ensuring stable power for extensive CCTV systems.
Power supply power
Total rated power of the device is 151 W.
Number of outputs
1 piece (screw terminals).
Protections
Comprehensive protection system: Short-circuit (SCP), Overload (OLP), Surge, Overvoltage (OVP), Battery deep discharge (UVP/LVD).
Battery control
Integrated battery charging and maintenance control circuit, ensuring optimal cell operating conditions.
Signaling
Optical status signaling via a built-in LED.
Environmental conditions
Operating temperature: -20 °C ... 70 °C; Relative humidity: 5 % ... 95 % (non-condensing).
Construction
Metal, modular housing, designed for built-in installation. Passive cooling (convection).
Warranty
5 years (60 months) manufacturer warranty from Delta Electronics.
Logic and Software
The device has a built-in microcontroller with a dedicated energy management algorithm. This system intelligently supervises the battery charging process, adjusting the charging current to the cell charge state, which prevents overheating and sulfation. The control logic is responsible for seamless switching (UPS) between mains and battery power in real-time, eliminating the risk of connected device restarts. Additionally, the system monitors battery voltage and automatically disconnects the load when the voltage drops below a safe threshold, protecting the battery from permanent damage due to deep discharge.
Contents
1x PMU-13V155WCCA Buffer Power Supply
1x User Manual
Dimensions, Weight
Product dimensions: 39 x 178 x 97 mm (D x W x H)
Package dimensions: 44 x 186 x 105 mm (D x W x H)
Product weight: 490 g
Weight with packaging: 524 g
Specific References