Three-phase Multifunctional Power Meter

PEM Series

PEM meter features:
·Multiple metering wiring modes, strong compatibility
·High-precision power parameter measurement
·Smart relays and digital inputs
·Comply with international measurement standards
·Strong environmental adaptability, suitable for harsh working conditions
·Powerful communication capabilities, supporting industry standard protocols
·Compact structure, easy installation

Specification Product pictures Data download

**Technical Parameter**
		PEM3353-A	PEM3553-A	PEM3353-D	PEM3553-D	PEM3353-H	PEM3553-H
CT connection		Screw terminals	Rogowski Coil 0-900mVAC peak, 636 mV RMS	Screw terminals	Rogowski Coil 0-900mVAC peak, 636 mV RMS	Screw terminals	Rogowski Coil 0-900mVAC peak, 636 mV RMS
Rogowski coil		-	50mVkA@50Hz(0-12000A), @60Hz(0-10000A) 85mVkA@50Hz(0-7000A), @60Hz(0-6000A) 100mVkA@50Hz(0-6000A), @60Hz(0-5000A)	-	50mVkA@50Hz(0-12000A), @60Hz(0-10000A) 85mVkA@50Hz(0-7000A), @60Hz(0-6000A) 100mVkA@50Hz(0-6000A), @60Hz(0-5000A)	-	50mVkA@50Hz(0-12000A), @60Hz(0-10000A) 85mVkA@50Hz(0-7000A), @60Hz(0-6000A) 100mVkA@50Hz(0-6000A), @60Hz(0-5000A)
Metering wiring mode		3P4W-4CT / 3P4W-3CT / 3P3W-3CT / 3P3W-2CT/1P3W-2CT / 1P2W-1CT
Measurement voltage		L-N: 0 ~ 600VAC
Frequency range		45-65 Hz 1P+N, 3P,3P+N
Measurement accuracy	Current measurement accuracy	0.1%+ current sensor accuracy
	Voltage measurement accuracy	±0.2%(60V~600V AC)
	Grid frequency	±0.01% (45~65Hz) power factor ±0.005
	Active and apparent power	IEC62053-22 class 0.5S
	Reactive power	IEC62053-21 class 1S
	Active energy	IEC62053-22 class 0.5S
	Reactive energy	IEC62053-21 class 1S
Environmental conditions	Operating temperature range	-20℃ ~ +70℃
	Storage temperature range	-40℃ ~ +85℃
	Humidity	5~95% RH，50℃ (non-condensing)
	Pollution degree	Pollution degree 2 (in accordance with IEC 60664-1)
	Overvoltage capability	Overvoltage category III for power distribution systems up to 277/480VAC or 400/690VAC (in accordance with IEC 60664-1)
	Dielectric strength	Complies with IEC 61010-1, withstand voltage AC 4kV / 1min
	Altitude	≤ 3000m (in accordance with IEC 61010-1)
	Protection class	IP20 (in accordance with IEC 60529)
Digital signal	Relay output	1 electromagnetic relay output, contact capacity: 3A 30V DC, 3A 250V AC		1 electromagnetic relay output, contact capacity: 3A 30V DC, 3A 250V AC		1 electromagnetic relay output, contact capacity: 3A 30V DC, 3A 250V AC
	Digital input	1 dry contact input, optocoupler isolation (5kVrms)		1 dry contact input, optocoupler isolation (5kVrms)		1 dry contact input, optocoupler isolation (5kVrms)
Communication		Modbus; Communication rate: 2400bps~38400bps; Protocol: Modbus-RTU
Mechanical characteristic	Dimensions	94.5mm(length)72mm(width)65mm(height)
	Measurement standards	EN 62052-11, EN61557-12, EN 62053-21, EN 62053-22, EN 62053-23, EN 50470-1, EN 50470-3, EN 61010-1, EN61010-2, EN 61010-031

**Model Selection**
	PEM3353-A	PEM3553-A	PEM3353-D	PEM3553-D	PEM3353-H	PEM3553-H
CT connection	Screw terminals	RJ12 port	Screw terminals	RJ12 port	Screw terminals	RJ12 port
Auxiliary power supply	95-265V AC 110~370V DC	95-265V AC 110~370V DC	18~36V DC	18~36V DC	90-528V AC	90-528V AC
Instantaneous value measurement	Phase voltage:U1, U2, U3, AVG, U0 (zero sequence voltage) Line voltage:U12, U23, U31, AVG Current :I1, I2, I3, AVG, In Frequency :F1, F2, F3, ∑ (comprehensive) Power factor:PF PF1, PF2, PF3, ∑ (comprehensive) Fundamental power factor:DPF DPF1, DPF2,DPF3, ∑ (comprehensive) Active power:P1, P2, P3, ∑ (total) Reactive power:Q1, Q2, Q3, ∑ (total) Apparent power:S1, S2, S3, ∑ (total)
Energy measurement	Positive active energy:EP1, EP2, EP3, ∑ (total) Negative active energy:EP1, EP2, EP3, ∑ (total) Positive reactive energy:EQ1, EQ2, EQ3, ∑ (total) Negative reactive energy:EQ1, EQ2, EQ3, ∑ (total) Apparent energy:ES1, ES2, ES3, ∑ (total) Tariff energy:ET1, ET2, ET3, ET4, ET5, ET6 When the energy reaches 1.0 x109 kWh, the energy will automatically reset
Harmonic	Voltage harmonic percentage:Total harmonics (U1, U2, U3), total odd harmonics (U1, U2, U3), total even harmonics (U1, U2, U3), sub-harmonics 1-50 (U1, U2, U3) Current harmonic percentage:Total harmonics (I1, I2, I3), total odd harmonics (I1, I2, I3), total even harmonics (I1, I2, I3), K factor (I1, I2, I3), sub-harmonics 1-50 (I1, I2, I3) Voltage harmonic value: Total harmonics (U1, U2, U3), sub-harmonics 1-50 (U1, U2, U3) Current harmonic value:Total harmonics (I1, I2, I3), sub-harmonics 1-50 (I1, I2, I3)
Phase diagram	Phase diagram:Phase diagram display between voltage and current Phase sequence:Voltage, current Voltage angle:U1,U2,U3 Current angle:I1,I2,I3 Voltage and current angle:UI1,UI2,UI3
Demand	Demand:Total active power, total reactive power, total apparent power Maximum total active power maximum demand:Maximum demand and time Total reactive power maximum demand:Maximum demand and time Total apparent power maximum demand:Maximum demand and time
Imbalance	Voltage imbalance:Negative sequence, zero sequence Current imbalance:Negative sequence, zero sequence
Max. & min. value	Phase voltage:Each phase and average Line voltage:Each phase and average Current:Each phase and average Active power:Each phase and average Reactive power:Each phase and average Apparent power:Each phase and average
kWh overload alarm	■
DI/DO	■		■		■
Modbus communication	■