Acuvim 3
Advanced Power Quality Meter
Datasheet

EN55011FEATURESDESCRIPTION
Acuvim 3 is the ultimate power quality
and revenue grade energy meter fullycompliant to IEC 61000-4-30 Class A
standard and third-party certified by
NMi. Designed with an industry-leading
ANSI C12.20 Class 0.1/IEC 62053-2 Class
0.1S measurement accuracy and able toprecisely detect power quality anomalies
in critical distributed energy systems.
Reports, data, analysis and control areeasily accessible anywhere when using
the optional 7-inch color touch screen
remote display unit or web interface.

C12.20 .1 CLASSIEC 61000-4-30
Certified+ ANSI C12.20/IEC 62053-22 Class+ Time synchronization with IRIG-B,
0.1 accuracy for revenue metering
NTP, SNTP and PTP+ IEC 61000-4-30 Class A compliant + Multi-protocol communications:power quality monitor
IEC 61850, EtherNet/IP,
Modbus-RTU, Modbus-TCP/IP,+ IEC 61000-4-15 compliant
BACnet-IP, BACnet MS/TP, DNP3
flicker measurement for voltage
TCP, SNMP, and IPv6/Ipv4
fluctuations+ Meter sampling rate at 1024
samples/cycle+ Waveform capture detection up
to 512 samples/cycle and stored
in COMTRADE data format+ Dual Ethernet port, RS485, Wi-Fi(2.4GHz), IRIG-B, 4 digital I/O,
and USB-C interface+ 32 GB data logger and data
post. Up to 15 configurable
dataloggers with user-selectable+ Frequency deviation triggers highlogging interval and parameters
speed data log-based eventswith pre/post event recording of + Time of Use (TOU) support with
8 tariff rates and up to
active power and frequency
12 historic billing periods+ EN50160/IEEE519 compliant+ Optional 7-inch HMI touch
power quality report
screen color remote display unit
+ IEEE C37.118 compliant+ 5A/1A, 333mV or RCT (Rogowski)
synchrophasor measurement
current sensing input
and data transfer+ DIN rail mount or panel mountinstallation
Acuvim 3 Advanced Power Quality Meter | Datasheet | 1

KEY FEATURES
Power Quality Analysis

Revenue Grade Power & Energy Metering

IEC 61000-4-30 Class-A compliant metering:+ Voltage/Current RMS measurement updated at half-cycle,
with IEC 61557-12 Class 0.1 accuracy+ Frequency 40Hz to 70Hz, 1mHz accuracy exceeds IEC
61557-12 Class 0.02 requirements+ IEC 61000-4-15 Class F1 flicker voltage fluctuation
measurement updated at 10-minute/2-hour intervals+ Voltage/Current Harmonics up to 127th
PQ event monitoring:+ Examines half-cycle voltage RMS and current RMS to detect
sags, swell, or unbalance events+ Analyze transient voltage at a rate of 32,000 samples per
second+ Detect voltage interruption based on threshold andhysteresis triggers
Waveform capture and fast logging:+ Sample up to 60 cycles before and up to 300 cycles after PQ
events+ High resolution waveform sampling rate up to 512 samples
per cycle for voltage and current+ DI triggered waveform+ 10-second extended waveform capture+ Capture waveform events in COMTRADE file formats andposted to remote server via HTTP/FTP+ Fast log waveform capture for half-cycle voltage and current
RMS. Stored in a CSV file for post transfer to remote server+ Configure alarms to automatically send waveform capture
event-based emails

High precision resolution:+ Active energy: IEC 62053-22 Class 0.1S/ANSI C12.20 Class 0.1+ Reactive energy exceeds IEC 62053-24 Class 0.5S
+ Active power: IEC 61557-12 Class 0.1+ Power factor exceeds IEC61557-12 Class 0.5
Measurements:+ Monitor real-time parameters for current, voltage, active
power, reactive power, power factor, frequency, load nature+ Bidirectional energy: import/export/net/total+ Full four quadrant recording and analysis of energy flow foreach phase and system energy
Time of Use (TOU) metering:+ Up to 8 tariff rates+ Rate structure assignment at 30 minutes interval+ Record TOU net active energy, net reactive energy, apparent
energy, and their maximum values for configured billing period+ Record for current and 12 previous billing periods

IEC 61000-4-30 PQ compliant measurements and logging
reports:+ EN 50160 power quality logging report for voltage RMS,
unbalance, THD, harmonics, interruption, dip, and swell+ IEEE 519 pass/fail report for voltage and current harmonics
distortion+ ITIC/CBEMA and SEMI curves analysis for power tolerance
restrictions and IT infrastructure

Synchrophasor Measurement
IEEE C37.118 compliant for high-speed precision
measurements and data transfer:+ Synchronized phasor+ IRIG-B time synchronization in millisecond level precision+ Magnitude / angle size for both voltage / current phasors+ Individual voltage and current channel and polyphase
positive sequence convention+ Frequency and rate of change of frequency (ROCOF)
detection against islanding+ Configurable reporting data frame rates+ 50Hz: 10, 25, 50 frames/second+ 60Hz: 10, 12, 15, 20, 30, 60 frames/second+ Communication protocol+ Producer (server) of synchrophasor data
+ TCP/IP Ethernet-based network with broadcast/multicast
data transmission support+ UPD data frame transmission using spontaneous orcommanded communication modes

APPLICATIONS+ SCADA+ Power Distribution+ Industrial Automation+ Power Quality+ UPS Systems+ Critical infrastructure+ Manufacturing Facilities+ Telecommunications+ Transportation
Monitoring+ Power Distribution
Substations+ University and ClinicalLaboratories+ Auxiliary Frequency
Response Services
and Incentives+ DER - Microgrids andVirtual Power Plants+ Healthcare Facilities
EPSS Testing Systems+ Power Distribution
Units and Data Center
Infrastructure

SPECIFICATIONS
Metering
PARAMETERS

ACCURACYRESOLUTIONRANGEUPDATE RATEVLN :10V~400V
VLL:17.3V~690V
1A:10mA~2A
5A:50mA~10A
333mV:3mV~400mV
Rogowski Coil:3mV~400mV½ Cycle200ms (10/12 Cycle)

Voltage

0.1%

0.001V

Current

0.1%

0.001A

Power

0.1%

1W

-999999.999MW~999999.999MW

Reactive Power

0.1%

1var

-999999.999Mvar~999999.999Mvar

Apparent Power

0.1%

1VA

0~999999.999MVA

Power Demand

0.1%

1W

-999999.999MW~999999.999MW

Reactive Power Demand

0.1%

1var

-999999.999Mvar~999999.999Mvar

Apparent Power Demand

0.1%

1VA

0~999999.999MVA

Power Factor

0.1%

0.001

-1.000~1.000

Frequency

0.001%

0.001Hz40.000Hz~70.000Hz

Energy0.1%

0.001Wh

0~999999.999MWh

Reactive Energy

0.1%0.001varh

0-999999.999Mvarh

Apparent Energy

0.1%0.001VAh

0-999999.999MVAh

Harmonics

0.15%

0.001%

Phase Angle
Unbalance Factor

0.15%½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)
10s½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)½ Cycle200ms (10/12 Cycle)
200ms (10/12 Cycle)

0.001°

0.000°~359.999°½ Cycle200ms (10/12 Cycle)

0.001%

0.000%~100.000%

200ms (10/12 Cycle)

1 minute

Running Time
Flicker

Short Term (10 min)Long Term (2 hour)

5%

Input
CURRENT INPUTS (EACH CHANNEL)

POWER ACCURACY

Nominal Current Options

5A,

Metering Range

0-10A, 0-2A,
0-400mV

0-400mV,

Pickup Current

0.5mA,

0.25mV,

Withstand

1A,

333mV,

0.5mA,

Rogowski Coil

0.05VA (Typical) @ 5A RMS

Accuracy

0.1% at Reading

Class 0.1 (According to IEC61557-12)

FREQUENCY ACCURACY
0.25mV

20Arms Continuous,
50Arms @10sec/hr, 500Arms @1sec/hr

BurdenActive Power

Frequency

Class 0.02 (According to IEC61557-12)

ENERGY ACCURACY
ActiveClass 0.1s (According to IEC 62053-22)
Class 0.1 (According to ANSI C12.20)

Reactive

Class 0.5s (According to IEC 62053-24)

VOLTAGE INPUTS (EACH CHANNEL)

HARMONIC RESOLUTION

Nominal Full Scale

400Vac L-N, 690Vac L-L (+20%)

Metered Value

Withstand

1500Vac Continuous
2500Vac, 50/60Hz for 1 Minute

Input Impedance

2MΩ per Phase

Metering Frequency

40Hz~70Hz

Pickup Voltage

5Vac

Accuracy

0.1% at Reading

127th Harmonic

Acuvim 3 Advanced Power Quality Meter | Datasheet | 3

SPECIFICATIONSCommunications

I/O Options
DIGITAL INPUT
Input TypeDry

Input Resistance

100kΩ

Input Voltage Range

20~160 Vac/dc

Input Current (Max)2mA

Start Voltage

15V

Stop Voltage

5V

Pulse Frequency (Max)

100Hz, 50% Duty Ratio(5ms ON and 5ms OFF)SOE Resolution

2ms

Serial Port Protocols

Modbus-RTU
9600~115200 bps

WEB SERVER

HTTP/HTTPSTIMESYNCHRONIZATION

NTP, SNTP, IRIG-B, PTPETHERNET

IPv4, IPv6, DHXP, DNS
MODBUS-TCP/IP
DNP 3.0 Over IP Level 2
IEC 61850 1st and 2nd Edition
PMU (C37.118)
SNMP V2C and V3
BACnet-IP
HTTP/HTTPS Webserver file download
HTTP/HTTPS, FTP, sFTP, SMTP Email data post,
EtherNet/IP(802.11 b/g/n 2.4GHz/5GHz)

DIGITAL OUTPUT (DO)
Voltage Range

0~250Vac/dc

WI-FI

Load Current

100mA (Max)
25Hz, 50% Duty Ratio(20ms ON, 20ms OFF)

Control Power

Output Frequency
Isolation Voltage

2500Vac

Universal

AC or DC

AC/DC CONTROL POWER
Operating Range

AC(P1):100~415Vac, 50/60Hz; 100~300Vdc
DC(P2):20 to 60V DC±10%

250Vac, 30Vdc

Burden15W, 25VA

Load Current

5A (R), 2A (L)

Frequency

50/60HzSet Time

10ms (Max)Withstand

3250Vac, 50/60Hz for 1 minuteContact Resistance

30mΩ (Max)

Isolation Voltage

2500Vac

RELAY OUTPUT (RO)
Switching Voltage (Max)

ANALOG OUTPUT (AO)

Installation Category III (Distribution)
LOW VOLTAGE DC CONTROL POWER (OPTIONAL)
Operating Range

20~60Vdc

Burden5W

Output Range

0~5V, 0~20mA
1~5V, 4~20mA
Optional

Operating Environment

Accuracy

0.50%

Operating Temperature

Temperature Drift

50ppm/°C Typical

Storage Temperature

Isolation Voltage

500VdcOpen Circuit Voltage

15V

ANALOG INPUT (AI)Input Range

0~5V, 0~20mA
1~5V, 4~20mA
Optional

Accuracy

0.20%

Temperature Drift

50ppm/°C Typical

Isolation Voltage

500VdcPOWER SUPPLY FOR DI (24 VDC)
Output Voltage

24Vdc

Output Current

42mA

Load (Max)

21DIs

Mechanical Characteristics
IP Degree of Protection

IP54: Panel mount and touchscreen
display, front.
IP30: Panel mount rear, DIN rail
mount, I/O modules.

-25°C to 70°C
-13°F to 158°F-40°C to 70°C
-40°F to 158°F

Relative Humidity

5% to 95% Non-Condensing

Altitude<3000mPollution Degree2

Location/Mounting

Indoor use onlyStandard Compliance & Certifications
Measurement Standard

IEC 62053-22; ANSI C12.20; IEC61557-12

Power Quality

Class A (According to IEC 61000-4-30)

Main Signaling

Class A (According to IEC 61000-4-30)

Flicker

IEC 61000-4-15 F1

Environmental Standard

IEC 60068-2, CE, RoHS

Safety Standard

IEC/UL 61010-1:2010,
IEC/UL 61010—2-030:2010,
Overvoltage Category III,
Measurement Category III

EMC Standard

IEC 61000-4/-2-3-4-5-6-8-11-12-16-18,
CISPR 32, Class B, IEC 62052-11,
IEC 61326-1, IEC 61000-6-5

Outlines Standard

DIN 43700, ANSI C39.1

Protocol Conformance

IEC 61850 2nd Edition
BTL Listed for B-SA

Acuvim 3 Advanced Power Quality Meter | Datasheet | 4

FUNCTION LISTREAL TIME MEASURING

Parameters

Phase Voltage

V_A, V_B, V_C, VLN_AVG

Line Voltage

V_AB, V_BC, V_CA, VLL_AVG

Current

I_A, I_B, I_C, I_N, I_AVG

Power

P_A, P_B, P_C, P_SYS

Reactive Power

Q_A, Q_B, Q_C, Q_SYS

Apparent Power

S_A, S_B, S_C, S_SYS

Power Factor

PF_A, PF_B, PF_C, PF

Frequency

F

Load Features

L/C/R

Four Quadrant Powers

Four Quadrant Powers

FUNDAMENTAL
Phase Voltage

V_A, V_B, V_C, VLN_AVG

Line Voltage

V_AB, V_BC, V_CA, VLL_AVG

Current

I_A, I_B, I_C, I_AVG, I_SYS

Line Current

I_AB, I_BC, I_CA, ILL_AVG

Power

P_A, P_B, P_C, P_SYS

Reactive Power

Q_A, Q_B, Q_C, Q_SYS

Apparent Power

S_A, S_B, S_C, S_SYS

Power Factor

PF_A, PF_B, PF_C, PF

MAX/MIN
Frequency
Phase Voltage
Line Voltage
Current

F_Max, F_Min
Va_Max, Va_Min, Vb_Max, Vb_Min,
Vc_Max, Vc_Min, Vln_AVG_Max, Vln_AVG_Min,
Vab_Max, Vab_Min, Vbc_Max, Vbc_Min,
Vca_Max, Vca_Min, Vll_AVG_Max, Vll_AVG_Min,
Ia_Max, Ia_Min, Ib_Max, Ib_Min,
Ic_Max, Ic_Min, I_AVG_Max, I_AVG_Min,

Power

Pa_Max, Pa_Min, Pb_Max, Pb_Min, Pc_Max, Pc_Min ,Psys_Max,Psys_Min

Reactive Power

Qa_Max, Qa_Min, Qb_Max, Qb_Min, Qc_Max, Qc_Min ,Qsys_Max, Qsys_Min

Apparent Power

Sa_Max, Sa_Min, Sb_Max, Sb_Min, Sc_Max, Sc_Min ,Ssys_Max,Ssys_Min

Power Factor

PFa_Lead_Max, PFb_Lag_Max,
PFc_Lead_Max, PFsys_Lag_Max,
PFa_Lead_Min, PFb_Lag_Min,
PFc_Lead_Min, PFsys_Lag_Min,
PFa_Lag_Max, PFb_Lag_Max,
PFc_Lag_Max, PFsys_Lag_Max,
PFa_Lag_Min, PFb_Lag_Min,
PFc_Lag_Min, PFsys_Lag_Min,

Unbalance

Max Voltage Unbalance,
Min Voltage Unbalance,
Max Current Unbalance,
Min Current Unbalance,

ENERGY
Active Energy

Ep_imp, Ep_exp, Ep_total, Ep_net , Epa_imp, Epa_exp, Epb_imp, Epb_exp, Epc_imp, Epc_exp, Ep_q1,
Ep_q2, Ep_q3, Ep_q4, Epa_q1, Epa_q2, Epa_q3, Epa_q4, Epb_q1, Epb_q2, Epb_q3, Epb_q4, Epc_q1,
Epc_q2, Epc_q3, Epc_q4

Reactive Energy

Eq_imp, Eq_exp, Eq_total, Eq_net, Eqa_imp, Eqa_exp, Eqb_imp, Eqb_exp, Eqc_imp, Eqc_exp, Eq_q1,
Eq_q2, Eq_q3, Eq_q4, Eqa_q1, Eqa_q2, Eqa_q3, Eqa_q4, Eqb_q1, Eqb_q2, Eqb_q3, Eqb_q4, Eqc_q1,
Eqc_q2, Eqc_q3, Eqc_q4

Apparent Energy

Es_imp, Es_exp, Es_total, Es_net, Esa, Esb, Esc,
Es_q1, Es_q2, Es_q3, Es_q4, Esa_q1, Esa_q2, Esa_q3, Esa_q4, Esb_q1, Esb_q2, Esb_q3, Esb_q4,
Esc_q1, Esc_q2, Esc_q3, Esc_q4

Acuvim 3 Advanced Power Quality Meter | Datasheet | 5

FUNCTION LIST
DEMAND
Current DemandPower Demand

Dmd_IA, Dmd_IB, Dmd_IC, Dmd_ IN
Dmd_IA_Max, Dmd_IB_Max, Dmd_IC_Max, Dmd_ IN_Max
Dmd_Psum, Dmd_Qsum, Dmd_ Ssum
Dmd_Pa, Dmd_Qa, Dmd_ Sa
Dmd_Pb, Dmd_Qb, Dmd_ Sb
Dmd_Pc, Dmd_Qc, Dmd_ Sc
Dmd_Psys_Max, Dmd_Qsys_Max, Dmd_ Ssys_Max
Dmd_Pa_max, Dmd_Qa_max, Dmd_ Sa_max
Dmd_Pb_max, Dmd_Qb_max, Dmd_ Sb_max
Dmd_Pc_max, Dmd_Qc_max, Dmd_ Sc_max

HOUR
Device Run Time

Hours, Minutes

POWER QUALITY
Voltage THD

THD_Va, THD_Vb, THD_Vc

Current THD

THD_Ia, THD_Ib, THD_Ic

Current TDD

TDD_Ia, TDD_Ib,TDD_Ic

Individual Harmonics

Harmonics 2nd to 127rd (50Hz or 60Hz)
Inter-harmonics

Voltage Crest Factor

Crest Factor

Current K Factor

K Factor

Voltage Flicker

Flicker_a, Flicker_b, Flicker_c (10 minutes and 2 hours)

SEQUENCE
Voltage/Current Sequence

Positive Sequence, Negative Sequence, Zero Sequence

Voltage Unbalance

U_unblCurrent Unbalance

I_unblAggregation

VLN,VLL,I,P,Q,S,Harmonics,Interharmonics,unbalnce parameters(150/180-cycle, 10Minutes, and 2 hours)

PHASE ANGLES
Voltage/Current Phase Angles

Voltage Phase Angle, Current Phase Angle

STATISTICS

MAX with Time Stamp
MIN with Time Stamp

Each Phase of V & I
Total of P, Q, S, PF & F
Demand of I1, I2, I3, IN, P, Q, & S
Each Phase THD of V & I
Unbalance Factor of V & I

ALARM

Over/Under Limit Alarm

V, I, P, Q, S, PF, V_THD & I_THD
Each Phase and Total/Average
Unbalance Factor of V& I
Load Type
Analog and Digital Input of Each Channel
Demand of I1, I2, I3, P, Q & S
Reverse Phase Sequence

WAVEFORM CAPTURE
Voltage and Current Waveform

Voltage Sag, Voltage Dip, Voltage Swell, Voltage Interruption, Unbalance Voltage,
Transient Voltage, Current Sag, Current Swell, Unbalance Current, Manual Trigger

POWER QUALITY EVENT LOGGINGPower Quality Event with Time Stamp

Voltage Sag, Voltage Dip, Voltage Swell, Voltage Interruption, Unbalance Voltage,
Transient Voltage, Current Sag, Current Swell, Unbalance Current, Manual Trigger

DATA LOGGING
Up to 15 Data Logger

Acuvim 3 Advanced Power Quality Meter | Datasheet | 6

FUNCTION LIST
TIME OF USE
Energy/Max Demand

Ep_net,Eq_net,Es, Net_Pdemand_Max, Net_Qdemand_Max, S_demand_Max,

INPUT AND OUTPUT
Digital Input (DI)

4 Digital Input

Digital Output (DO)

1 Digital Output

I/O MODULE (EXTENSION)
Switch Status (DI)

Digital Input

Power Supply for DI

24V DC

Relay Output (RO)NO, Form A

Digital Output (DO)Photo-MOS

Pulse Output (PO)By Using DO

Analog Input (AI)

0 (4) – 20mA, 0 (1) – 5V

Analog Output (AO)

0 (4) – 20mA, 0 (1) – 5V

COMMUNICATION
Ethernet Ports

2 Ports(100BASE-TX): RJ45 connector, CAT5/5e/6/6a cable.

Wi-Fi

1 Ports (802.11 b/g/n 2.4GHz/5GHz)

RS485

1 Ports: Baud rates of 9600 to 115200, pluggable screw terminal connector

USB

1 PortIRIG-B

1 PortDISPLAY MODULE (OPTIONAL)
LCD

7’’ touchscreen color LCD

Acuvim 3 Advanced Power Quality Meter | Datasheet | 7

5.20” (132.0mm)

Top4.21” (107mm)

5.20”(132.0mm)
5.20”(132.0mm)

0.89” (22.5mm)
2.45” (62.2mm)

7.36” (187.0mm)
7.36” 7.36”(187.0mm)(187.0mm)

TopTopView

6.30”(160.0mm)
BottomView

0.31” (8mm)6.61” (168.0mm)
0.31” 0.31”
(8mm)
(8mm)
3.47” (88.2mm)

6.30” (160.0mm)
6.30” 6.30”(160.0mm)(160.0mm)

Bottom

6.61” (168.0mm)
6.61” 6.61”(168.0mm)(168.0mm)

Acuvim 3 Remote Display Dimensions

7.36” (187.0mm)
7.36” (187.0mm)

Rear View

7.36” (187.0mm)
7.36” (187.0mm)

7.36” (187.0mm)
7.36” (187.0mm)

3.60”3.60”(91.0mm)(91.0mm)3.60”(91.0mm)3.60”(91.0mm)7.36” (187.0mm)
7.36” (187.0mm)

6.3

Bottom View

3.50” (89.0mm)
3.50” (89.0mm)

3.50” (89.0mm)
3.50” (89.0mm)

I/O Module Dimensions
3.54" (90.0mm)
3.54" (90.0mm)

B3.30” (83.0mm)
3.30” (83.0mm)

0.31” (
0.31” (8mm3.30” (83.0mm)
3.30” (83.0mm)

2.19" (55.6mm)

Bottom
Bottom
Bottom2.76” (70.2mm)
2.76” 2.76”(70.2mm)(70.2mm)

Side Views

2.19" (55.6mm)

Front View

7.3

4.21” (107mm)

4.21”(107mm)
4.21”(107mm)TopTop5.20”5.20”(132.0mm)(132.0mm)
5.20” (132.0mm)
5.20” (132.0mm)

2mm)

Side View

7.36” (187.0mm)

5.20”5.20”(132.0mm)(132.0mm)
5.20” (132.0mm)
5.20” (132.0mm))

Back
Rear View
Back
Back

Front
Front
Front
3.47” (88.2mm)

5.20” (132.0mm)

DIMENSIONS
mm)
mm)(22.5mm)
Acuvim 3 Dimensions
mm)
mm)(62.2mm)
Front View

0.77" (19.5mm)
0.77" (19.5mm)

2.76” (70.
2.76” (70.2mm

Acuvim 3 Advanced Power Quality Meter | Datasheet | 8

WIRING DIAGRAMS
Typical Wiring With 5A/1A CTs
1 Element 2 Wire

2 Element 3 Wire Delta - 3CT

2 Element 3 Wire 1 Phase

LINE

LINE

LINE

1A FUSE

1A FUSE

1A FUSE

I1+

I1+

I1-

I1+

I1-

I2+

I1-

Acuvim 3

I2-

I2+
I2-

Acuvim 3

I2+

I3+

I2-

I3+
I3-

Acuvim 3

I3+

I3-

I3-

LOAD

LOAD

2 Element 3 Wire Delta - 2CT

LOAD

3 Element 4 Wire Y

LINE

LINE
1A FUSE

1A FUSE

I1+

I1+
I1-

I1-

I2+

I2+

I2-

Acuvim 3

I2-

Acuvim 3

I3+

I3+

I3-

I3-

LOAD

LOAD

I/O Module Wiring
AXM-IO1

Digital Input

AXM-IO2/IO3Relay Output

Digital Input

VDC

DI1 DI2 DI3 DI4 DI5 DI6 DIC RO1 RO2 ROC V+

DI1 DI2 DI3 DI4 DIC

V-

QF5

QF4

QF3

QF2

QF1

QF6

QF5

QF4

QF3

QF2

QF1

+

-

-

+

+
20-160Vac/dc

Relay Output (RO) Wiring

Energy Output (DO) Wiring

220Vac

L
RO1

V+

V+

N

G

Power Supply

COM
com

DO Type

DOC

DO1

DOC

DO2

Pulse Output

10K

Relay Control

ROC

OUT

Alarm Output
BuzzerAcuvim 3 Advanced Power Quality Meter | Datasheet | 9

WIRING DIAGRAMS
Typical Wiring RCT/mV Current Input
1 Element 2 Wire

2 Element 3 Wire Delta - 3CT

2 Element 3 Wire 1 Phase

LINE

LINE

LINE
1A FUSE

1A FUSE
1A FUSE

I1+

I1+

I1I2+
I2-

I1+

I1-

I1-

Acuvim 3

I2+
I2-

Acuvim 3

I2+

I3+

I2-

I3+
I3-

Acuvim 3

I3+

I3-

I3-

LOAD

LOAD

2 Element 3 Wire Delta - 2CT
LINE

LOAD

3 Element 4 Wire Y
LINE

1A FUSE

1A FUSE

I1+

I1+
I1-

I1-

I2+

I2+
I2-

I2-

Acuvim 3

I3+
I3-

LOAD

Acuvim 3

I3+
I3-

LOAD

Acuvim 3 Advanced Power Quality Meter | Datasheet | 10

ORDERING INFORMATION+- Mounting Option

Meter Model
Acuvim 3:
Advanced Power
Quality Meter

Ordering Example:- Current Input- Power Supply

Measurement Canada- Application

D: Panel Mount withLCD Display

5A: 5A/1A(Input Field Selectable)

P1: 100~415Vac,
50/60Hz, 100~300Vdc

MC: Measurement
Canada Applications

M: DIN rail mountwithout LCD

mV: 333mV and Rogowski Coil
(Input Field Selectable)

P2: 20~60Vdc

Blank: For other application

Acuvim-3-M-5A-P1
Acuvim-3-D-mV-P2-MC+

I/O Module (Optional)
AXM-IO1- Logic Module - Input/Output Type1+

Accessories (Optional)
Acuvim 3 Remote LCD Display

ACUVIM-3-REM-DISP

2Ordering Example:

AXM-IO1-1

AXM-IO2

1

A: 4~20mA

AXM-IO3

2

B: 0~20mA
C: 1~5V

Note:

D: 0~5V

Ordering Example:

AXM-IO3-1B

1.

Refer to the I/O Module table.

2.

Acuvim 3 support up to 3 external I/O modules.

3.

No more than 2 of the same I/O modules may be attached to the meter (e.g. two AXM-IO2). The same two I/O modules must have a different logic number.

Accuenergy Inc.
Los Angeles - Toronto - Pretoria
North America Toll Free: 1-877-721-8908
Web: www.accuenergy.com
Email: marketing@accuenergy.com
Revision Date: September 2024 Version: 1.0.5
Specs Subject To Change Without Notice.

ISO 9001, 14001& 45001 Certified

Acuvim 3 Advanced Power Quality Meter | Datasheet | 11