|
Structure:
Mechanical
single-phase meter
Photocell sensors (data collection and conversion)
Electronic control unit
LED
display
Applicable Standards:
GB/T 18460-2001 (Covering IEC521-1988)
Basic Technical Specification
|
Type |
Voltage
Reference
|
Frequency
Reference
|
Current |
|
DDY87 |
220V |
50Hz |
5(20)A |
|
DDY87-1 |
10(40)A |
|
DDY87-A1 |
220V |
50Hz |
5(20)A |
Accuracy: class 2
Ambient
temperature: -10℃—50℃
Relative
humidity: max. 85%
Transport and Storage:
Transport
temperature: -20 - 50℃
Storing
temperature: 0 – 40
℃
indoor
brackets
Relative
humidity: max 85%
Layers of
stacking: max. 5
No shocks
and shakes, no caustic atmosphere
Main functions:
One
meter one card
Prepayment
Turn-off protection for overload
Warning
of low credit (less than 10kW.h)
Turn-off and warning at zero credit
Instruction for use
Electricity vending management system
Technical specifications and
parameters are subject to change without notice. |