Owing to our rich knowledge as well as professional workforce, we have achieved a noted position as a reliable manufacturer and exporter of DC High Voltage Surge Protection SPD. At our sound production unit, we manufacture this device using high quality materials and components. It is used for electric power supply networks, telephone networks, communication and automatic control buses. This device is connected in parallel on the power supply circuit of the loads that it has to protect. DC High Voltage Surge Protection SPD comes in different specifications as per client's requirements.
Features:
DC high voltage surge protection SPD
Introduction:
DC high voltage surge protection SPD are mainly used in the DC power supply lighting protection and over-voltage operation protection function.
Main features:
Use high quality varistor, with reliable high-quality assurance and stable performance
Modular design, can be charged plug, easy to test or replace
With remote alarm device, easy for remote monitoring
Adopt temperature control circuit technology, over-current and over-voltage double automatic protection circuit
With working and fault display, degradation status is clear at a glance
Fast response time, large discharge current capacity, low residual voltage
Technical Data:
Product Model | PMD40-1000/3 | ||
Nominal Voltage | 1000VDC | 800VDC | 500VDC |
Max Continuous Voltage | 1200VDC | ||
Nominal Discharge Current(8/20s) | 20kA | ||
Max Discharge Current Capacity(8/20s) | 40kA | ||
Protection Level(8/20s) | 3300V | ||
Cross-Sectional Area of Access Wire | 10mm2 | ||
Dimension | 90 x 64 x 54 mm | ||
Working Environment | Temperature-40+85,Relative Humidity 95%(25 ) | ||
Altitude | <5000m |
Installation Method and Precautions: