CQGQ1-100 Series Self-Resetting Over-Under Voltage Protector
Product Overview
This makes it ideal for protecting single-phase electrical equipment in residential distribution lines or wherever single-phase voltage protection is needed, especially in cases of neutral line faults. The CQGQ1-100 series combines advanced technology with reliable performance, offering a smart and efficient solution for voltage protection. Its automatic recovery function minimizes the need for manual intervention and ensures continuous protection and uninterrupted power supply to critical appliances.
Ordering Specifications
When ordering a protector, please specify the following:
a) Product model, such as CQGQ1-100;
b) The number of poles of the protector, such as 2P, 4P;
c) Rated current of the protector, such as 63A, 80A, 100A;
d) Order quantity, such as 100 pcs.
Order:
CQGQ1-100 2P 100A 100 pcs
Dimensions (unit: mm)

Main parameters and technical performance
| Technical parameter items | Parameter value |
| Number of poles | 2P, 4P |
| Operating voltage (V) | AC230V/AC400A |
| Rated frequency | 50Hz |
| Rated current (A) | 25, 32, 40, 50, 63, 80 |
| Over-voltage action value | AC275V±5V |
| Under-voltage action value | AC170±5V |
| Delay time | 25s±5s |
| Mechanical and electrical life (times) | ≥100,000 times |
| Wiring torque (Nm) | 2~3 |
| Pollution level | Level 2 |
| Protection level | IP20 |
| Implementation standards | JB/T 12762 |
Why Choose CHAC
With 30+ years of manufacturing experience, 1100+ employees, 100M+ poles
annual capacity and 90% automated production, CHAC provides stable production capacity and strict
quality control for global OEM/ODM customers. Our in-house manufacturing system supports long-term
cooperation for electrical brands, importers and distributors.
30+
YEARS EXPERIENCE
Specialized in low-voltage electrical manufacturing
1100+
EMPLOYEES
Professional team ensures stable quality and delivery
100M+
POLES ANNUAL CAPACITY
Large-scale production capacity to meet global demand
90%
AUTOMATED PRODUCTION
Advanced automation for high efficiency and consistency

Automated Assembly Line

Testing Laboratory

Injection & Stamping

Quality Inspection





Strict quality control system ensures every product meets global standards.
What Can We Customize?
We support customization across branding, packaging, product appearance,
electrical specifications, certification requirements and engineering development. Whether customers
need private label products, market-specific parameters or new product development, CHAC can provide
flexible solutions based on project requirements.
Logo & Branding
Custom logo printing, laser marking and nameplate solutions.

Packaging
Customization
Customized color boxes, cartons, labels and manuals.

Electrical
Customization
Current, voltage, breaking capacity, trip curve and other
special functions.

Product
Appearance
Housing color, handle color and appearance customization.

Certification
Support
Products comply with international standards and market
requirements.

Engineering
Development
Drawing evaluation, prototype testing and mass production.






