ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว Product Name: Good quality High protection class three-phase voltage LED display AC Smart Panel Meter 
This series of intelligent electrical measuring instruments is suitable for voltage or current parameter measurement of power distribution system. The series of instruments have programmable transformation ratio, optional communication interface, beautiful appearance and compact structure.
| Accuracy | 0.5S | |
| Data Update Rate | 1s | |
| Signal Input | Rated Current | AC 1A,5A |
| Rated Voltage | AC 100V,380V | |
| Overload | Continuous:2In,instantaneous:10In/5s | |
| Continuous:1.2Un,instantaneous:2Un/1min | ||
| Energy Consumption | ≤0.1VA | |
| Fequency | 45~65HZ | |
| Communication | RS485 Interface | Modbus-RTU protocol, baud rate up to 9600bps |
| Energy Pulse | Optocoupler isolation ,pulse width 80ms±20% | |
| Digital Input | Optocoupler isolation ,passive dry contact | |
| Relay Output | Contact capacity AC250V 5A or DC 30V 5A | |
| Auxiliary Power Supply | Working Range | AC/DC 80~270V |
| Energy Consumption | ≤5VA | |
| Environment Condition | Working Temperature | -10~55ºC |
| Storage Temperature | -25~70ºC | |
| Relative Humidity | ≤93%RH | |
| Altitude | ≤2000m | |
| Safety | Insulation | SignaL,power supply,output terminal to case resistance ≥100MΩ |
| Withstand Voltage | Power supply,input and output ≥2kv | |
| Protection Level | IP54 |
Q: Are you trading company or manufacturer ?
A: We are factory located in Jiangyin Jiangsu Province.
Q: Does your company provide customized manufacturing?
A: We provide OEM/ODM service to our customers. Our experienced R&D team will give our customer solution in a high efficiency way.
Q: How long is your delivery time?
A: 3-5 working days for the items were in stock, 15-21days for the items out of stock.
Q: Do you provide samples? Is it free or extra ?
A: You need to pay for the sample and cover the freight as well.
Q: What is your terms of payment ?
A: Order amount less than $3000, 100% paid before shipment, order amount more than $3000,30% as deposit, 70% before shipment, or by negotiated for the both parties.
ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว 
