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LNF31 72*72 Single Phase Current Meter Digital

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Product Description

Product Name: LNF31 72*72 single phase current meter digital

This series of digital display AC electrical measurement meters are applied for voltage and current measurement in power distribution system. They support programmable transformation ratio and can be equipped with communication interface. They are featured with good appearance and compact structure.

Technical Parameter

Accuracy		Voltage, current: 0.2%; power: 0.5%, frequency:±0.01HZ; Active energy: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
Auxiliary power supply		Energy consumption	≤3VA
Environment condition	Working temperature	-10~55℃
		Storage temperature	-25~70℃
		Relative humidity	≤93%RH
		Altitude	≤2500m
Safety	Insulation	Signal power supply output terminal to case resistance ≥100MΩ
Safety		Withstand voltage	Power supply，input and output ≥2kv
Protection level		IP54

Model Selection

	LNF31	LNF33	LNF32	LNF36
Dimension(mm)	72x72x44.5	72x72x44.5	96x96x34	96x96x34
Real-time measurement	single-phase current	three-phase current	single-phase current	three-phase current
LCD display	■	■	■	■
RS485	□	□	□	□
Note：“■”Yes，“□”Optional

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Application

■ Smart equipment

■ Intelligent building

■ Public facility

■ Industrial and mining enter enterprise

■ Panel Meter

Production Process

FAQ

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.

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Jiangsu Sfere Electric Co., Ltd.

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LNF31 72*72 Single Phase Current Meter Digital

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Product Description

Product Name: LNF31 72*72 single phase current meter digital

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