HEYI Factory MSQ Type Current Transformer
Introduce
HEYI brand of MSQ series current transformers can be used in test control to display and record the operation of electrical equipment in AC circuits with a rated voltage below 720V and a frequency of 50-60Hz to protect the equipment from damage. This product can also be used in mine matching transformer
Applications
Current measurement, monitoring and piotection for electrical wiring and equipment.
Current and power measurement for electric motors, lighting,air compressor, heating and ventilation system.
air-condition equipment and Current, power and energy monitoring device.
Relay protection device.
Features
The structure of the self-locking, safe, easy to install, portable.
Wide inner window, allowing clamping of big cables or bus-bars.
Wide range of sizes to accommodate all the existing installations.
Technical Parameter
| Electrical Parameter | Mechanical Parameter | ||
| Frequency | 50/60Hz | Case | PC/UL94-V0 |
| Rated Input | 1A-5000A | Bobbin | PBT |
| Measuring range | 5%In-120%In | Core | Silicon steel |
| Rated Output | 1A,5A | Construction | Screw |
| Ratio Voltage | 0.72KV (AC) | Operating Temp | －25℃～＋75℃ |
| Dielectric strength | 3.0KV/1mA/1min | Operating Humidity | ≤85% |
| Insulation Resistance | DC500V/100MΩ min | Output Connection | Terminal |
Specification
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 |
class:1.0 | |||
| MSQ-B | 5/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 |
| 10/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 15/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 20/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 25/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 30/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 40/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 50/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 75/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 |
class:1.0 | |||
| MSQ-30B | 5/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 |
| 10/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 15/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 20/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 25/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 30/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 50/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 60/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 100/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 150/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 200/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 250/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 300/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-20 | 30/5A | – | – | – | 1 | 50/60 |
| 40/5A | – | – | – | 1 | 50/60 | |
| 50/5A | – | – | – | 1 | 50/60 | |
| 60/5A | – | – | – | 1.5 | 50/60 | |
| 75/5A | – | – | – | 2.5 | 50/60 | |
| 100/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-30S | 30/5A | – | – | – | 1 | 50/60 |
| 50/5A | – | – | – | 1 | 50/60 | |
| 75/5A | – | – | – | 1.5 | 50/60 | |
| 100/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 150/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 200/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 250/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 300/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 |
class:1.0 | |||
| MSQ-30 | 30/5A | – | – | – | 1 | 50/60 |
| 40/5A | – | – | – | 1 | 50/60 | |
| 50/5A | – | – | – | 1 | 50/60 | |
| 60/5A | – | – | – | 1.5 | 50/60 | |
| 75/5A | – | – | – | 1.5 | 50/60 | |
| 80/5A | – | – | – | 2.5 | 50/60 | |
| 100/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 150/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 200/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 250/5A | 2.5 | 2.5 | 5 | 7.5 | 50/60 | |
| 300/5A | 7.5 | 7.5 | 10 | 10 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-40 | 100/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 |
| 150/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 200/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 250/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 300/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 400/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 500/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-50 | 150/5A | – | – | – | 2.5 | 50/60 |
| 200/5A | 2.5 | 2.5 | 2.5 | 2.5 | 50/60 | |
| 250/5A | 2.5 | 2.5 | 2.5 | 5 | 50/60 | |
| 300/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 400/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 500/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 600/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 750/5A | 7.5 | 7.5 | 10 | 10 | 50/60 | |
| 800/5A | 7.5 | 7.5 | 10 | 10 | 50/60 | |
| 1000/5A | 7.5 | 7.5 | 10 | 10 | 50/60 | |
| 1200/5A | 7.5 | 7.5 | 20 | 20 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class：0.5 | class:1.0 | |||
| MSQ-60 | 250/5A | 2.5 | 2.5 | 5 | 5 | 50/60 |
| 300/5A | 2.5 | 2.5 | 5 | 5 | 50/60 | |
| 400/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 500/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 600/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 750/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 800/5A | 5 | 5 | 7.5 | 10 | 50/60 | |
| 1000/5A | 5 | 7.5 | 10 | 15 | 50/60 | |
| 1200/5A | 5 | 7.5 | 10 | 15 | 50/60 | |
| 1500/5A | 10 | 10 | 15 | 15 | 50/60 | |
| 1600/5A | 10 | 10 | 15 | 15 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Frequency(Hz) | |||
| class:0.2s | class:0.5s | class：0.5 | class:1.0 | |||
| MSQ-80 | 750/5A | 2.5 | 2.5 | 5 | 10 | 50/60 |
| 800/5A | 5 | 5 | 10 | 10 | 50/60 | |
| 1000/5A | 5 | 5 | 10 | 10 | 50/60 | |
| 1200/5A | 5 | 5 | 10 | 15 | 50/60 | |
| 1500/5A | 7.5 | 7.5 | 15 | 15 | 50/60 | |
| 1600/5A | 7.5 | 10 | 15 | 15 | 50/60 | |
| 2000/5A | 7.5 | 10 | 15 | 15 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Rated Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-85 | 750/5A | 2.5 | 2.5 | 5 | 10 | 50/60 |
| 800/5A | 2.5 | 2.5 | 5 | 10 | 50/60 | |
| 1000/5A | 5 | 5 | 7.5 | 10 | 50/60 | |
| 1200/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 1500/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 1600/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 2000/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Rated Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-100 | 800/5A | 2.5 | 2.5 | 5 | 10 | 50/60 |
| 1000/5A | 5 | 5 | 10 | 15 | 50/60 | |
| 1200/5A | 5 | 5 | 10 | 15 | 50/60 | |
| 1250/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 1500/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 1600/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 2000/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 2500/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| 3000/5A | 7.5 | 7.5 | 10 | 15 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Rated Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-120 | 1000/5A | 5 | 5 | 10 | 10 | 50/60 |
| 1200/5A | 5 | 10 | 20 | 20 | 50/60 | |
| 1500/5A | 10 | 10 | 20 | 20 | 50/60 | |
| 2000/5A | 15 | 15 | 20 | 20 | 50/60 | |
| 2500/5A | 15 | 15 | 40 | 40 | 50/60 | |
| 3000/5A | 15 | 15 | 40 | 40 | 50/60 | |
| 4000/5A | 15 | 15 | 40 | 40 | 50/60 | |
| Type | Current Ratio | Burden（VA) | Rated Frequency(Hz) | |||
| class:0.2s | class:0.5s | class:0.5 | class:1.0 | |||
| MSQ-125 | 1000/5A | 5 | 5 | 5 | 10 | 50/60 |
| 1200/5A | 5 | 5 | 7.5 | 10 | 50/60 | |
| 1500/5A | 10 | 10 | 10 | 15 | 50/60 | |
| 1600/5A | 10 | 10 | 10 | 15 | 50/60 | |
| 2000/5A | 15 | 15 | 15 | 20 | 50/60 | |
| 2500/5A | 15 | 15 | 15 | 20 | 50/60 | |
| 3000/5A | 15 | 15 | 15 | 20 | 50/60 | |
| 4000/5A | 15 | 15 | 15 | 20 | 50/60 | |
| 5000/5A | 15 | 15 | 20 | 20 | 50/60 | |
| 6000/5A | 15 | 15 | 20 | 20 | 50/60 | |
Please contact us for more models and specifications.
