1Multi user combination meterTECHNICAL INDEX
1. Operating voltage: AC150-250V
2. Calibration current: 10 (50) A
3. Accuracy level: 2.0 level, 1.0 level
4. Data protection: Data protection time after power outage ≥ 100 years
2、 Meter reading method and system composition
1. Direct Reading Meter Reading: DDSH1540 Multi User Energy Meter
2. Infrared meter reading: DDSH1540 multi-user energy meter; DHY-A type infrared meter reader; Computer and management software (optional)
3. Networked meter reading: DDSH1540 multi-user energy meter; DHY-A type infrared meter reader (used for numbering electric energy meters); RSVVP type twisted pair cable; DJS type dataset reader; Computer and management software
3、 External dimensions
Specification and model: 16 households or less (mm) 17-27 households (mm) 28-36 households (mm)
Electricity meter DDSH1540-xxD 375 × 260 × 94 461 × 283 × 115 496 × 283 × 115
Distribution box DDSH1540-xxD-A 740 × 620 × 150 820 × 640 × 150 860 × 640 × 150 Concealed type
DDSH1540-xxD-M 700 × 620 × 140 780 × 640 × 140 820 × 640 × 140 surface mounted