Digital Display ATS Switch | 220V Dual Power Transfer Switch
Digital Display ATS Switch | 220V Dual Power Transfer Switch
This 220V Dual Power Automatic Transfer Switch (ATS) features a digital display for real-time voltage monitoring with high measurement accuracy. Equipped with complete protection including overvoltage, undervoltage, overcurrent and high temperature protection. It supports parameter configuration, delay time setting and priority phase adjustment, stable and durable for industrial and commercial dual power supply systems.
This 220V Dual Power Automatic Transfer Switch (ATS) features a digital display for real-time voltage monitoring with high measurement accuracy. Equipped with complete protection including overvoltage, undervoltage, overcurrent and high temperature protection. It supports parameter configuration, delay time setting and priority phase adjustment, stable and durable for industrial and commercial dual power supply systems.
1. Product Overview
2. Core Features
- Digital Display & High Precision: Clear digital screen shows real-time working voltage and current; measurement accuracy reaches 0.5% for accurate data monitoring.
- Multiple Safety Protection: Integrated overvoltage, undervoltage, overcurrent and high temperature protection functions to prevent equipment damage from abnormal power.
- Flexible Parameter Setting: Support power-on delay, conversion delay, timer on/off, current & voltage calibration, priority phase sequence adjustment.
- Wide Operating Range: Working voltage AC 80~300V, wide applicable temperature range from -40℃ to +40℃, stable operation in complex environments.
- Durable & Easy Maintenance: Compact structure, dustproof design, only use dry cloth for daily cleaning; strict production process ensures long service life.
- Manual & Automatic Mode: Support automatic power switching and manual setting, flexible to meet different usage demands.
3. Technical Parameters
| Parameter | Specification |
| Model name | LMGQ-100VA |
| Rated supply voltage | AC 2*110V/220V |
| Operating voltage range | AC 80-300V |
| Rated frequency | 50/60Hz |
| Hysteresis | Overvoltage: 5V Undervoltage: 5V |
| Measurement accuracy | 0.5 class |
| Rated insulation voltage | 450V |
| Output contact | 1NO |
| Electrical life | 10⁵ |
| Mechanical life | 10⁶ |
| Protection class | IP20 |
| Pollution degree | 3 |
| Altitude | < 2000m |
| Operating temperature | -5℃ ~ 40℃ |
| Humidity | ≤ 50% at 40℃ |
| Storage temperature | -10℃ ~ 55℃ |
| Product size | 63A: 90*96*67mm 100A: 90*103*67mm |
4. Protection & Fault Prompt

- oC: Overcurrent Alarm
- HT: High Temperature Alarm
- TI: Timing Working Status
5. Program Description

6. Overall and mounting dimensions (mm)

7. Installation & Notice
- Installation must be completed by professional qualified electricians.
- Cut off all power supplies before installation or maintenance; do not touch internal components while powered on.
- Check wiring connection strictly after installation to avoid poor contact.
- Do not use the device in corrosive, damp or harsh gas environments.
- Please follow the user manual for parameter setting and daily operation.
8. Application Scope
9. Technical documentation and support
Download the full datasheet for detailed specifications, wiring diagrams and trip coordination guides.
Please contact our technical team for custom configuration or OEM/ODM solutions for your project.
Request a quote with details about your project for volume pricing, lead times, and compliance certifications.
1. Product Overview
2. Core Features
- Digital Display & High Precision: Clear digital screen shows real-time working voltage and current; measurement accuracy reaches 0.5% for accurate data monitoring.
- Multiple Safety Protection: Integrated overvoltage, undervoltage, overcurrent and high temperature protection functions to prevent equipment damage from abnormal power.
- Flexible Parameter Setting: Support power-on delay, conversion delay, timer on/off, current & voltage calibration, priority phase sequence adjustment.
- Wide Operating Range: Working voltage AC 80~300V, wide applicable temperature range from -40℃ to +40℃, stable operation in complex environments.
- Durable & Easy Maintenance: Compact structure, dustproof design, only use dry cloth for daily cleaning; strict production process ensures long service life.
- Manual & Automatic Mode: Support automatic power switching and manual setting, flexible to meet different usage demands.
3. Technical Parameters
| Parameter | Specification |
| Model name | LMGQ-100VA |
| Rated supply voltage | AC 2*110V/220V |
| Operating voltage range | AC 80-300V |
| Rated frequency | 50/60Hz |
| Hysteresis | Overvoltage: 5V Undervoltage: 5V |
| Measurement accuracy | 0.5 class |
| Rated insulation voltage | 450V |
| Output contact | 1NO |
| Electrical life | 10⁵ |
| Mechanical life | 10⁶ |
| Protection class | IP20 |
| Pollution degree | 3 |
| Altitude | < 2000m |
| Operating temperature | -5℃ ~ 40℃ |
| Humidity | ≤ 50% at 40℃ |
| Storage temperature | -10℃ ~ 55℃ |
| Product size | 63A: 90*96*67mm 100A: 90*103*67mm |
4. Protection & Fault Prompt

- oC: Overcurrent Alarm
- HT: High Temperature Alarm
- TI: Timing Working Status
5. Program Description

6. Overall and mounting dimensions (mm)

7. Installation & Notice
- Installation must be completed by professional qualified electricians.
- Cut off all power supplies before installation or maintenance; do not touch internal components while powered on.
- Check wiring connection strictly after installation to avoid poor contact.
- Do not use the device in corrosive, damp or harsh gas environments.
- Please follow the user manual for parameter setting and daily operation.
8. Application Scope
9. Technical documentation and support
Download the full datasheet for detailed specifications, wiring diagrams and trip coordination guides.
Please contact our technical team for custom configuration or OEM/ODM solutions for your project.
Request a quote with details about your project for volume pricing, lead times, and compliance certifications.
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