GIMAC-B
A meter for monitoring power of each branch of low voltage switchgear and distribution board which can be applied to existing devices.
Features
ㆍThe product consists of main and branch measuring instruments
ㆍStandard communication functions
ㆍVarious measurement functions
ㆍVarious additional analysis functions
ㆍBusbar or tunnel connection
ㆍProvides high precision error
Measurement
GIMAC-B MAIN
Note 1: Previous value of Demand MAX / MIN / AVERAGE
Note 2: Line voltage THD is supported only in 3P3W.
GIMAC-B Branch measurement module
Item | Measurement item | Description | Accuracy | Remarks | |
---|---|---|---|---|---|
Voltage | Line voltage | Vab, Vbc, Vca | ±0.2 % F/S | 380V or less | |
±0.2 % R/S | Above 380V | ||||
Phase voltage | Va, Vb, Vc | ±0.2 % F/S | 100V or less | ||
±0.2 % R/S | Above 100V | ||||
Current | Each phase current | Ia, Ib, Ic | ±0.2 % F/S | 0.2In or less | |
±0.2 % R/S | Above 0.2In | ||||
Leakage current | Io | ±15% F/S | 30mA≤Io≤100mA | ||
±3% F/S | 100mA<io≤2.5a< td="" style="margin: 0px; padding: 0px; box-sizing: border-box;"></io≤2.5a<> | ||||
±10% R/S | 2.5A<io≤3a< td="" style="margin: 0px; padding: 0px; box-sizing: border-box;"></io≤3a<> | ||||
Power | Active power | Pa(Pab), Pb(Pbc), Pc(Pca), P3Ø | Class 0.5 | ||
Reactive power | Qa(Qab), Qb(Qbc), Qc(Qca), Q3Ø | Class 0.5 | |||
Demand power | Max. value | MAX Pa(Pab), Pb(Pbc), Pc(Pca), P3Ø | Subject to active power error | ||
Min. value | MIN Pa(Pab), Pb(Pbc), Pc(Pca), P3Ø | ||||
The average | AVG Pa(Pab), Pb(Pbc), Pc(Pca), P3Ø | ||||
Energy | Active energy | PE3Ø | Class 0.5 | ||
Reactive energy | QE3Ø | Class 0.5 | |||
Power factor | Power factor | PFa(PFab), PFb(PFbc), PFc(PFca), PF3Ø | Subject to phase error | ||
Frequency | Frequency | F | ±0.05 Hz | ||
Harmonic | THD | THDVa(THDVab), THDVb(THDVbc), THDVc(THDVca), THDIa, THDIb, THDIc | 10 % | ||
TDD | Ia, Ib, Ic | 10 % | |||
Temperature | Temperature | t | ±5 ℃ | Convergence time 10 minutes |
Specification
GIMAC-B MAIN
Item | Rating | Remarks | ||
---|---|---|---|---|
Rated frequency | 50 or 60Hz (Input range: 50 or 60 ± 5Hz) |
|||
Control Power | Power input range | Normal | ~ 220VAC/DC | |
Min ~ Max | 88 ~ 264VAC/DC | |||
Power Consumption | Single use | Max.19 W | ||
Branch connection | Max. 40 W | with 50 branch connection | ||
Measurement | Voltage input range | 3 ch | 9~452V (9~782V) | phase voltage(between line voltage) basis |
Current input range | 3 ch | 0.05 ~ 6A | ||
Input burden | each phase | 1VA or less | ||
Input contact | DI : 2CH (Dry Contact) | |||
Output contact | DO : 1CH (250VAC 5A, 30VDC 5A) | for resistive load | ||
Temperature measurement range | -20℃ ~ 65℃ | Separate temperature module is required |
GIMAC-B Branch measurement module
Item | Rating | Remarks | ||
---|---|---|---|---|
Rated frequency | 50 or 60Hz (Input range: 50 or 60 ± 5Hz) |
|||
Voltage input range | Power input range | 9~452V (9~782V) | phase voltage(between line voltage) basis | |
Current input range | 30A | 300mA~36A | 0.01In~1.2In | |
100A | 600mA~120A | |||
125A | 1.25A~150A | |||
250A | 2.5A~300A | |||
5A | 0.05A~6A | |||
Input burden of PT & CT | 1VA or less | |||
Leakage current input range | 30mA~3A | Using 200mA / 100mV ZCT |