CL740 is latest three phase multi-functional electrici1y meter design for high accuracy and easy use, with tamper detection features and IEC62056-21 compliant communication ports. CL740 is used in a wide range of applications.
CL740
Project Description
Features :
- Energy Measurement (Measure total, forward, reverse active energy, reactive energy and measure energy of 4 quadrant.)
- Maximum Demand Measurement
- Multi-tariff
- Real-time Measurement
- Billing
- Event Log (Tamper Detection, Power on/off, Terminal cover opening, Main cover opening, Reverse connection, Loss of phase)
- Load Profile
- Optical, RS485 communication
Main Technical Parameter
| Item | Parameter |
|---|---|
| Accuracy Class | 1.0(Active): 2.0(Reactive) |
| Rate Voltage | 3×240/415V |
| Nomimal(Max) Current | Direct connected: 3×10(100)A |
| Reference Frequency | 50Hz/60Hz |
| Working Voltage Range | 0.7Un~1.30Un |
| Start Current | 0.001lb/0.004lb |
| V Circuit Power Loss | ≤1.5W 6VA |
| l circuit power loss | ≤0.4VA |
| Display | LCD |
| Working Temperature | -25–+65°C |
| Limit Temperature | -40~+70°C |
| Storage and transportation temperature | -40~+70°C |
| Average relative humidity | ≤95% |
| Protection Rate | IP54 |
| Designed Life Span | >15 years |