Supplier Details

Year Established:2013

Business Type:

Management Certifiation:

  • Electricity Prepayment Meters

Electricity Prepayment Meters

DDS188 single phase watt-hour meter is made up of energy measuring element and register display element. This watt-hour meter is endowed with features of high accuracy, stable and reliable operation and strong surge capability. It conforms to the DDS measuring demands of our customers and it is an advanced, reliable, accurate metering outfit of electrical energy.

Product Details

Quick Details


Main Features

High Accuracy, Stable and Reliable Operation ?

Strong Surge Capability

The main Function


·Bidirectional measurement of active

·LED impulse output for calibration

·Data reserved over 20 years under power off

Register Display

·Electric quantity in 5 digits integer and 1 decimal

·Present electric quantity range: 00000.0-99999.9

Event Record

·Record forward and reverse energy

·Reverse Energy Included in the forward energy

Item Description Value
Accuracy Active/Reactive Class 1.0 (Active) Class 2.0 (Active )
Voltage Rated voltage 120V 
  Range 0.8Un-1.2Un 
Current Range 5(30)A,10(60)A,20(80)A,10(100)A 
  Start current 0.4%Ib (1.0) 
Frequency / 60Hz
Temperature Operation range -15-+55
  Limit range for storage and transport -40-+70
Humidity   ≤85%
Pulse constant / 1600imp/kWh (Active 5(30)A) 
    1600imp/kWh (Active 10(60)A) 
    1600imp/kWh (Active 20(80)A) 
    1600imp/kWh (Active 10(100)A) 
Power Consumption Voltage circuit ≤0.6W, 6VA
  Current circuit ≤1VA
Housing Protection degree IP51
  Meter cover PC, Flame Retardant 
  Meter base ABS, Flame Retardant, Ultraviolet-Proof
  Terminal cover PC, Flame Retardant 
Diaplay Type Register 
  Digit 5+1
Service life / ≥10 years
Weight Net weight 2.0kg
  Gross weight 2.5kg
Dimension / 290*170*85mm
Standards IEC62052-11, IEC62053-21   


Company Profile

Our  Group was established in the end of the year 1997. It covers a land area of 400,000㎡and a building area of 120,000㎡ in Dalian, P.R. China.Our Group has more than 1400 employees including 296 technicians and 45 experienced senior engineers.
Mainly Independently develops and manufactures 0.22-35KV Dry type Instrument Transformer, 35-220KV Oil-insulated and Gas-insulated Instrument Transformer, 10-40.5 Vacuum Switch and ≤220KV classes of Composite Insulation Arrester. The products sales network covers all over the country and capacity occupies about 15% of the national market. Part of our products are also exported to many countries and regions in Africa, Asia, Middle East, South America, etc. Presently
We owns 580 sets advanced production equipments and 168 sets precise test instruments to build a good platform for independ innovation. Every year, dozens of new products come out and over 30 products got national patent. Our Group has acquired different honorary titles more than 50 items. We are sincerely looking forward to co-operating with domestic and overseas friends.


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