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18W 12VDC Switching Power Supply State Grid AC DC Open Frame Switching Power Supply

18W 12VDC Switching Power Supply State Grid AC DC Open Frame Switching Power Supply

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    18W 12VDC Switching Power Supply

    ,

    12VDC Switching Power Supply State Grid

  • Product Name
    18W AC DC Open Fame Switching Power Supply
  • Input Voltage
    165-480VAC/230-680VDC
  • Output Voltage
    12VDC/1500mA
  • High I/O Isolation Test Voltage
    4000VAC
  • Operating Temperature
    -40~70°C
  • Efficiency
    80%
  • Dimension
    76.20 X 50.80 X 30.00 Mm
  • Weight
    65g(Typ.)
  • Place of Origin
    China
  • Brand Name
    MORNSUN
  • Certification
    \
  • Model Number
    LO20-26D1212-04-C
  • Minimum Order Quantity
    /
  • Price
    Negotiated
  • Packaging Details
    Carton packed
  • Delivery Time
    Negotiated
  • Payment Terms
    T/T
  • Supply Ability
    500Kpcs/month

18W 12VDC Switching Power Supply State Grid AC DC Open Frame Switching Power Supply

18W AC DC open frame switching power supply 12VDC output

 

Descriptions

 

LO20-26D1212-04-C State Grid TTU dedicated switching power supply.The AC-DC converter is a three-phase four-wire power dedicated Switching power supply designed for intelligent distribution terminal,intelligent power distribution detection terminal,etc.According to the latest national grid company enterprise standard and operates over a very wide input voltage range:165-480VAC or 230-680VDC.It meets the three-phase three wire or four-wire rated voltage.So it is a design solution for electric-meter application sourced from a three-phase AC supply with the requirement of high isolation voltage and rigorous EMC,for extremely harsh EMC environment,we recommend using the application circuit show in Design Reference of this datasheet.

 

 

Features

  • l Designed for intelligent distribution and transformer terminals, the main technical indicators meet the national network standards
  • l Ultra wide input voltage range: 165-480VAC/230-680VDC
  • l High I/O isolation test voltage up to 4000VAC
  • l EFT, Surge: ±4KV Perf. Criteria B
  • l Output short circuit, over-current, over-voltage protections
  • l High efficiency, high reliability
  • l Low output ripple & noise, low standby power consumption
  • l Input anti-double rated voltage, normal over-voltage output

 

 

Specifications

Selection Guide

 

Part No.

 

Output Power

Nominal Output Voltage and Current(Vo/Io) Efficiency at 230VAC (%) Typ. Capacitive Load (µF) Max.
Vo1/Io1 Vo2/Io2
LO20-26D1212-04-C 18W 12VDC/1500mA No Pin* 80 4000
Note: * If the second road is empty, you can customize the second 12V/400mA on this model.
Input Specifications
Item Operating Conditions Min. Typ. Max. Unit

 

Input Voltage Range

AC input 165 -- 480 VAC
DC input 230 -- 680 VDC
Input Frequency   47 -- 63 Hz

 

Input Current

165VAC -- -- 0.7

 

A

230VAC -- -- 0.4
Inrush Current 230VAC -- 40 --
Input Apparent Power 220VAC input, output power Po=10W -- -- 18 VA
Power Factor 220VAC input, full load PF≥0.8
Input Over-voltage Protection Input double 380/220 VAC (three-phase four-wire), testing time 1S, interval 10S Normal Output

 

Recommended External Input Fuse

Three-phase four-wire input 3.15A/250V slow-blow required
Any phase input 3.15A/500V slow-blow required
Hot Plug   Unavailable
Output Specifications
Item Operating Conditions Min. Typ. Max. Unit
Output Voltage Accuracy   -- ±2 --

 

%

Line Regulation Full load -- ±0.5 --
Load Regulation 0%-100% load -- ±1 --
Ripple & Noise* 20MHz bandwidth (peak-to-peak value) -- -- 100 mV
Temperature Coefficient   -- ±0.02 -- %/℃
Stand-by Power Consumption 230VAC -- -- 0.5 W
Mechanical Specifications
Dimension 76.20 x 50.80 x 30.00 mm
Weight 65g (Typ.)
Cooling Method Free air convection