Brand Name: | MEASTEK |
Model Number: | MCTH300A |
MOQ: | 1 |
Payment Terms: | T/T,Western Union,MoneyGram |
MASTEK MCTH300A 300A Ultra-Precision Current Sensor 0.01% Accuracy For Ship Propulsion & Solar Power Systems
Heavy-Duty Capacity:Measures up to 300A DC/AC, tailored for ship propulsion systems and large-scale solar farms.
Zero Magnetic Flux Tech:Self-demagnetization and multi-range switching ensure stability in extreme conditions.
Low Noise Output:<1μA noise level guarantees clean signal transmission for MRI machines and satellite systems.
Quick Installation:Φ30mm aperture and 6xΦ4mm mounting holes enable seamless integration in tight spaces.
Global Support:Includes a 1-year warranty and dedicated technical support for industrial.
Specifications
Model | Maximum current | Accuracy | Bandwidth | Current transfer ratio | |
DC | RMS | ||||
MCTH300A |
300A |
300A |
0.01% |
100KHz |
1:2000 |
Electrical properties
Item | Symbol | Test Conditions | Minimum | Nominal | Maximum | Unit |
Maximum continuous DC current |
IPN_DC |
- |
60 |
- |
300 |
Adc |
Corresponding measurement current range (Arms) |
IP |
- |
60 |
- |
300 |
Aac |
Primary-secondary conversion ratio |
KN |
- |
1:600 |
- |
1:2000 |
- |
Rated output current (mArms) |
Isn |
Primary rated current |
100 |
- |
150 |
mA |
Power supply voltage (±5%) |
Vc |
- |
- |
±15 |
- |
V |
Power consumption |
Ic |
- |
15mA +Is |
- |
35mA +Is |
MA |
Load resistance (@Vc=±15V) |
RL |
- |
≤50Ω(@Ip=DC60A) |
- |
≤50Ω(@Ip=DC300A) |
Ω |
Secondary resistance |
Rs |
- |
≈6 |
- |
≈28 |
Ω |
Power frequency withstand voltage (50HZ, 1min) |
Vd |
- |
- |
5 |
- |
KV |
Insulation resistance |
Ri |
- |
- |
>2000MΩ@DC500V |
- |
Ω |
Accuracy Measurement
Item | Symbol | Test Conditions | Minimum | Nominal | Maximum | Unit |
Accuracy (@Ta = +25℃) |
XG |
Input DC, full temperature range |
- |
- |
0.01 |
% |
Linearity error |
EL |
Full range |
- |
- |
0.005 |
% |
Offset current (@Ta =+25℃) |
Ioff |
Full temperature range |
- |
- |
≤|±0.004|μA |
μA |
Response time |
Tr |
di/dt=100A/μs, rise to 90% IPN |
- |
- |
≤1 |
μs |
Following speed |
di/dt |
- |
>60 |
- |
>100 |
A/μs |
Frequency range |
f |
- |
0 |
- |
100 |
KHz |
General Features
Item | Symbol | Test Conditions | Minimum | Nominal | Maximum | Unit |
Operating temperature range |
Ta |
- |
-10 |
- |
+70 |
℃ |
Storage temperature range |
Ts |
- |
-25 |
- |
+80 |
℃ |
Working humidity (no condensation) |
Hw |
- |
20 |
- |
90 |
% |
Weight |
W |
- |
- |
±1200 |
- |
g |
Execution standard |
St |
EN50178 |
||||
Casing material |
Encl |
Compliant with UL94-V0 |
Structure Diagram
Basic dimensional error |
±0.2mm |
Primary aperture |
Φ30mm |
Disc installation |
Bottom:6 x Φ4mm Side:4 x Φ4mm |
Output terminal |
DB9 MALE |
Packing List
Name | Quantity |
Current sensor body | 1 piece |
Electronic manual | 1 copy |
Warranty card | 1 piece |
Application Areas
Metrology: verification and calibration
Battery power supply: current measurement
Laboratory: current measurement
Ship: electric drive ship
Instrumentation (such as power analyzer)
New energy: photovoltaic, wind power
Medical equipment: scanner, MRI
Railway: high-speed train, subway, trolleybus
Power control: converter, inverter
Aerospace: satellite, rocket
Smart grid measurement: power generation, battery monitoring, medium and low voltage substation
Industrial measurement: industrial motor drive, UPS, welding, robot, crane, elevator, ski lift.