KPM10 Three phase multifunction digital power meter

KPM10 three-phase multifunction digital power meter was designed using advanced 32-bit ARM processor and digital signal processing technology. Intergate of three-phase electrical parameter measurement / display, power accumulation, fault alarm, harmonic measurement, digital inputs, relays Output and network communications in one. Standard 72 panel, large screen LCD screen, standard 1-way RS485 communication interface. With high precision, strong isolation, stable performance, anti-interference ability etc.

Features

Functions of KPM10 Three phase multifunction digital power meter

Three phase panel digital power meter
Full electrical parameter measurement: UL-L, UL-N, I, F, PF, P, Q, S, four-quadrant energy, etc.
High accuracy: U Class 0.2; I Class 0.2
High accuracy: P Class 0.2S; Active energy Class 0.5S

Power quality analysis: 2-21st harmonic analysis; I/U Total distortion rate;
Power quality analysis: Crest coefficient; Valley coefficient;
Power quality analysis: Current imbalance rate Yi；Voltage imbalance rate Yv

Record function:

Meter working time, load time statics
Communication:RS485/Modbus-RTU
Multi rate: Total 4 tariffs for 8 different time slots

Optional function: 2 digital inputs
Optional function: 2 digital outputs

Working power source	Operating Voltage	AC 85-265V/ DC 80-310V
Working power source	Rated power consumption	< 3VA
Input voltage	Rated voltage	57.7/100V,220/380V,380/660V
	Overvoltage capability	1.2 times rated voltage allowed, continuous work; 2 times the rated voltage allowed 10S
	Rated power consumption	<0.5VA(per phase)
	Measurement range	LN：50~260VAC， LL：90~450VAC
Input current	Rated current	Default 5A, input range 1-6A; optional 1A, input range 1-1.2A
	Overload capacity	1.2 times rated current allowed, continuous work; 20 times the rated current allowed 1S
	Rated power consumption	＜0.75VA/phase（5A）; <0.45VA/phase (1A)
	Measurement range	5A：0~6A； 1A：0~1.2A
Power quality monitor	Harmonic measurement	U/I 2-51^st harmonic distortion rate
	Harmonic distortion rate	Phase voltage，Phase current
	Imbalance rate	Voltage，Current
Measurement accuracy	Voltage	±0.2%（0.01V）
	Current	±0.2%（0.01A）
	Active power	±0.5%（0.01W）
	Reactive power	±2.0%（0.01var）
	Power factor	±0.5%（0.001）
	Frequency	±0.02 (0.01Hz)
	Active energy	±0.5%（0.1kwh）
	Reactive energy	±2.0%（0.1kvarh）
	Temperature	±1℃（1℃）
Communication	communication port	RS485，Photoelectric isolation interface
Communication	Communication protocol	Modbus-RTU, 1200-38400BPS Probibus-DP，9600-12Mbps
DI & DO	Switch value input	4-way passive main line contact DI input, internal supply DC24V power supply
	Relay output	4-Way DO output, contact capacity 250VAC / 5A, 30VDC / 5A
	Analog output	Output range 4-20mA, overload 1.2 times
	Temperature input	Temperature range 0-100℃
Working environment	Operating temperature	-25℃ ~ +70℃
	Storage temperature	-30℃ ~ +75℃
	Relative humidity	5% ~ 95% No condensation
	Altitude	Not more than 4000m
Electrical insulation	Dielectric strength	Power frequency voltage AC 2kV, working time 1 min
	Insulation resistance	＞50MΩ
	Impact voltage	5kV (Peak),1.2/50us
Electromagnetic Compatibility	Electrostatic discharge immunity	IEC61000-4-3, level 4
	Fast pulse group immunity	IEC61000-4-4, level 4
	Surge immunity	IEC61000-4-5, level 4
	Power frequency magnetic field immunity	IEC61000-4-8, level 4

KPM10RK Low-voltage three-phase three-wire typical wiring diagram

KPM10RK Low-voltage three-phase three-wire typical wiring diagram

KPM10 specification

Jan 01,70

KPM10 User manual

Aug 09,04

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