| Model | Category | Reference voltage | Rated current In | Impulse constant |
| DSS858 | 3 phases 3 wires | 3x100V | 3x1.5(6)A | Based on nameplate |
| 3x3(6)A | ||||
| 3x380V | 3x1.5(6)A | |||
| 3x3(6)A | ||||
| 3x2.5(10)A | ||||
| 3x5(20)A | ||||
| 3x10(40)A | ||||
| 3x15(60)A | ||||
| 3x20(80)A | ||||
| 3x30(100)A | ||||
| DTS858 | 3 phases 4 wires | 3x57.5/100V | 3x1.5(6)A | |
| 3x3(6)A | ||||
| 3x1.5(6)A | ||||
| 3x3(6)A | ||||
| 3x2.5(10)A | ||||
| 3x5(20)A | ||||
| 3x10(40)A | ||||
| 3x15(60)A | ||||
| 3x20(80)A | ||||
| 3x30(100)A |
| Normal working voltage | 0.8~1.2 rated voltage |
| Isolation voltage | ≥2000V(AC) |
| Voltage cycle power consumption | ≤2W,10VA |
| Accuracy | 1.0 class; 2.0 class |
| Outline size | 230x145x90mm |
| Weight | About 3Kg |
Cos φ=1.0(Sinp=1.0), load currentis 0.004lb(1.0 class),0.005lb(2.0 class), meter can continously measure energy.
115% of rated voltage on loop, energy impulse shouldn't output when current loop break.
● Normal working temperature:-20°C~-50°C
● Storage & transport temperature:-25°C~+70°C
● Extreme working temperature:-30°C~+60°C
● Annual average humidity:≤75%