DD28 MECHANICAL KWH METER
GENERAL
DD28 single phase two wire mechanical energy meter, cyclometer display.
The meter is used to measure 50Hz or 60Hz active energy consumption from single phase two wire AC electricity net.
The meter is widely used in office buildings, shopping malls, residences, etc.
FEATURES AND FUNCTIONS
？The meter has separable iron core structure;
？Meter cover is made of glass, plastic, or transparent PC which is anti-UV molded overall. Meter base is made of aluminium, steel, etc; Meter terminal block is made of bakelite which is moisture-resistant, fire-retardant, high temperature molded.
？Cyclometer 5+1 digits, or 5 digit display, may select uni-directional cyclometer.
？Jewel bearing or magnetic thrust bearing.
？Meter frame is made of alloy-aluminium, molding with excellent mechanical strength, stable structure;
？Voltage components and current components have good electrical characteristics;
？Standard configuration short terminal cover, which is helpful to reduce installation space and make it convenient to install.
May select extended terminal cover, which is for protecting the safety of using electricity;
？Single component measures single phase two wire active energy consumption, complying with standard IEC62053-11.
？Direct connect operation, two types wiring.
TECHNICAL PARAMETERS
Type
Accuracy
(Class)
Rated voltage (V)
Rated current
(A)
Starting current
Insulation
Performance
DD28
2.0
220V, 230V, 240V
3(6), 5(10), 5(15)A, 10(20), 10(30)A 20(40), 15(45)A, 30(60), 40(80), 30(100)A
0.5%Ib
AC Voltage 2kV for 1minute,
1.2/50 μ S waveform impulse voltage 6kV
*If you need different reference voltage or current specification, please advisory our sales.
HRAN INTERNATIONAL TRADE Co., founded in 2006, with more than 35000M2 manufacturing space, 480 employees, it becomes one of the leading manufacturer of industrial electric product in China. As well as one of the earliest factories in the line with nearly 10 years experience in producing and developing for electric equipment.
The Group has successfully developed and producing various categories in industrial electric products which include: Circuit Breakers, Panel Boards, AC contactors, Meters, Relays, Fuses, Control Units, switches and sockets
Temperature controllers as well as many other electrical accessories such as LED lighting. And tools&hardwares
HRAN Group owns modern R&D center for developing electric products with full-line of high-tech moulding, manufacturing equipment and great strength of technical support, besides advanced design forces powered by first class engineering teams with super industrial computer systems. Thus, each piece of the product is fully assured with top-reliable quality, scientific and novel design as well as excellent workmanship.
HRAN obtained ISO9001 quality system certification, ISO14001, OHSAS18001, CB certification; SEMKO and CE certification, etc. It is no doubt that the products are warmly welcomed not only in domestic but also in overseas market year after year.
In order to keep the leadship in electrical industry, HRAN continuous increase and update manufacturing facilities, keep improving techniques and adopting the most advanced inspect instrument to bring our products to an even higher quality level along with impeccable & rapidly delivery service.
