Sonel MPI-540-PV Multi-Function Meter of Electrical System Parameters: Pinakamahusay na Pilihan sa Johor, Malaysia, Muar Marktest Technology Sdn Bhd

Sonel MPI-540-PV Multi-Function Meter of Electrical System Parameters

Magagamit

Measurement functions	Measurement range	Display range	Resolution	Accuracy
Fault loop impedance
Fault loop Z_L-PE, Z_L-N, Z_L-L	0.13 Ω…1999.9 Ω acc. to IEC 61557	0.00 Ω…1999 Ω	from 0.001 Ω	±(5% m.v. + 30 digits)
Fault loop Z_L-PE in RCD mode	from 0.50 Ω…1999 Ω acc. to IEC 61557	0.00 Ω…1999 Ω	from 0.01 Ω	from ±(6% m.v. + 5 digits)
Measurements of RCD parameters
RCD tripping test and measurement of tripping time t_A measuring current 0.5 I_Δn, 1 I_Δn, 2 I_Δn, 5 I_Δn
general and short-time delay RCD	0 ms…300 ms	0 ms…300 ms	1 ms	from ±(2% m.v. + 2 digits)
selective RCD	0 ms…500 ms	0 ms…500 ms	1 ms	from ±(2% m.v. + 2 digits)
Measurement of RCD tripping current I_A measuring current 0 0.2 I_Δn…2.0 I_Δn
for sinusoidal residual current (AC type)	3.3 mA…1000 mA	3.3 mA…1000 mA	from 0.1 mA	±5% I_Δn
for unidirectional residual current and unidirectional with the 6 mA DC bias (type A)	3.5 mA…700 mA	3.5 mA…700 mA	from 0.1 mA	±10% I_Δn
for direct residual current (type B))	2.0 mA…1000 mA	2.0 mA…1000 mA	from 0.1 mA	±10% I_Δn
Earth resistance
3- and 4-pole method	from 0.50 Ω…1.99 kΩ acc. to IEC 61557-5	0.00 Ω…1,99 kΩ	from 0.01 Ω	from ±(2% m.v. + 3 digits)
3-pole + clamp method	0.00 Ω…1.99 kΩ	0.00 Ω…1.99 kΩ	from 0.01 Ω	from ±(2% m.v. + 4 digits)
2-clamp method	0.00 Ω…99.9 kΩ	0.00 Ω…99.9 kΩ	from 0.01 Ω	from ±(10% m.v. + 4 digits)
Resistance-to-earth	0.0 Ω m…99.9 kΩm	0.0 Ωm…99.9 kΩm	from 0.1 Ωm	Depending on accuracy of R_E measurement
Insulation resistance
Measuring voltage 50 V	50 kΩ…250 MΩ acc. to IEC 61557-2	0 kΩ…250 MΩ	from 1 kΩ	from ±(3% m.v. + 8 digits)
Measuring voltage 100 V	100 kΩ…500 MΩ acc. to IEC 61557-2	0 kΩ…500 MΩ	from 1 kΩ	from ±(3% m.v. + 8 digits)
Measuring voltage 250 V	250 kΩ…999 MΩ acc. to IEC 61557-2	0 kΩ…999 MΩ	from 1 kΩ	from ±(3% m.v. + 8 digits)
Measuring voltage 500 V	500 kΩ…2.00 GΩ acc. to IEC 61557-2	0 kΩ…2.00 GΩ	from 1 kΩ	from ±(3% m.v. + 8 digits)
Measuring voltage 1000 V	1000 kΩ…4.99 GΩ acc. to IEC 61557-2	0 kΩ…9.99 GΩ	from 1 kΩ	from ±(3% m.v. + 8 digits)
Resistance of protective conductors and equipotential bondings
Measurement of resistance of protective conductors and equipotential bondings with ±200 mA current	0.12 Ω…400 Ω acc. to IEC 61557-4	0.00 Ω…400 Ω	from 0.01 Ω	±(2% m.v. + 3 digits)
Measurement of resistance with low current	0.0 Ω…1999 Ω	0.0 Ω…1999 Ω	from 0.1 Ω	±(3% m.v. + 3 digits)
Light intensity
Measurement in luxes (lx)	0 lx…399.9 klx	0 lx…399.9 klx	from 0.001 lx	from ±(2% m.v. + 5 digits)
Measurement in feet-candles (fc)	0 fc…39.99 kfc	0 fc…39.99 kfc	from 0.001 fc	from ±(2% m.v. + 5 digits)
Phase sequence indication	in the same direction (correct), opposite direction (incorrect), U_L-L voltage: 95 V…500 V (45 Hz…65 Hz)

“m.v.” - measured value

The device is designed to work with mains:

with nominal frequency 50/60 Hz
with nominal voltage: 64/110 V, 110/190 V, 115/200 V, 127/220 V, 220/380 V, 230/400 V, 240/415 V, 254/440 V, 290/500 V
DC networks

Supported systems:

single-phase
split-phase with common N
three-phase – WYE with and without N conductor
three-phase – Delta

Parameter	Measuring range	Max. resolution	Accuracy
Alternating voltage (TRMS)	0.0…500 V	0.01% U_nom	±0,5% U_nom
Alternating current (TRMS)	depending on clamp*	0.01% I_nom	±2% m.v. if m.v. ≥ 10% I_nom, ±2% I_nom if m.v. < 10% I_nom, (error does not account for clamp error)
Frequency	40.00…70.00 Hz	0.01 Hz	±0.05 Hz
Active, reactive, apparent and distortion power	depending on configuration (transducers, clamps)	4 significant digits	depending on configuration (transducers, clamps)
Active, reactive and apparent energy	depending on configuration (transducers, clamps)	4 significant digits	as power error
cosφ and power factor (PF)	0.00…1.00	0.01	±0.03
Harmonics
Voltage	as for alternating voltage True RMS	as for alternating voltage True RMS	±5% m.v. if m.v. ≥ 3% U_nom, ±0,15% U_nom if m.v. < 3% U_nom
Current	as for alternating current True RMS	as for alternating current True RMS	±5% m.v. if m.v. ≥ 10% U_nom, ±0,5% U_nom if m.v. < 10% U_nom
THD
Voltage	0.0…100.0% (relative to RMS value)	0.1%	±5%
Current	0.0…100.0% (relative to RMS value)	0.1%	±5%
Unbalance factor	0.0…10.0%	0.1%	±0.15% (absolute error)

	C-4A	C-5A	C-6A	C-7A	F-1A	F-2A	F-3A
Rated current	1000 A AC	1000 A AC 1400 A DC	10 A AC	100 A AC	3000 A AC	3000 A AC	3000 A AC
Frequency	30 Hz…10 kHz	DC…5 kHz	40 Hz…10 kHz	40 Hz…1 kHz	40 Hz…10 kHz	40 Hz…10 kHz	40 Hz…10 kHz
Max. diameter of measured conductor	52 mm	39 mm	20 mm	24 mm	380 mm	250 mm	140 mm
Minimum accuracy	≤0.5%	≤1.5%	≤1%	0.5%	0.5%	0.5%	0.5%
Battery power	-	√	-	-	-	-	-
Lead length	2.2 m	2.2 m	2.2 m	3 m	2.5 m	2.5 m	2.5 m
Measurement category	IV 300 V	IV 300 V	IV 300 V	III 300 V	IV 600 V	IV 600 V	IV 600 V
Ingress protection	IP40	IP40	IP40	IP40	IP67	IP67	IP67

Measurement functions	Display range	Resolution	Accuracy
Open circuit voltage U_OC	0.0 Ω…1000 V	from 0.1 V	from ±(3% m.v. + 2 digits)
Short circuit current I_SC	0.00 Ω…20.00 A	0.1 A	±(3% m.v. + 0.10 A)

Parameter	Value
Net weight (kg)	2
Package weight (kg)	8.7
Package width (cm)	21
Package height (cm)	45
Package length (cm)	53