Shanghai Metering developed 6 types of single/three phase mechanical meter.

TECHNICAL DATA:
1.
 Accuracy:
class 2.0 , class 1 or class 0.5
2.

Reference current:

 
 
Direct connected:
1.5(6)A, 2.5(10)A, 3(6)A, 5(20)A, 10(40)A, 15(60)A,10(60)A, 10(100)A, 15(100)A, 20(80)A, 30(100)A
transform operated:
1.5(6),2.5(20)A, 1(6)A, 5(6)A
3.
 Reference voltage:
3x220/380V, 3x230/400V, 3x240/415V, 3x110V, 220/230/240
4.
 Reference frequency:
50Hz or 60Hz
5.
 Installation:
Indoor or Outdoor
6.
 Application:
Registration of kWh, kVarh, KW etc.
7.
 Standard: As per IEC-60521, IEC-60514, BS5685
8.
 Optional: Common, Long-life, Anti-tamper