Product Specifications
Technical Parameters
Product Features
| Parameter | Specification |
|---|---|
| Product Type | C120H Miniature Circuit Breaker |
| Application | High-power load applications |
| Main Functions | High-current load protection and control, overload protection, short-circuit protection, manual switching and isolation |
| Compatible Accessories | Vigi C120 residual current protection accessories |
| Installation Direction | Flexible 0°~360° installation |
Compliance Standards
| Standard |
|---|
| GB/T10963.1 |
| IEC/EN60898-1 |
Electrical Parameters
| Parameter | Value |
|---|---|
| AC Operating Frequency | 50/60 Hz |
| Number of Poles | 1P / 2P / 3P / 4P |
| Rated Current In | 63A~125A |
| Maximum Operating Voltage | 440 V AC |
| Rated Insulation Voltage Ui | 500 V |
| Rated Impulse Withstand Voltage Uimp | 6 kV |
| Rated Breaking Capacity Icn | 10000 A |
| Applicable Standard | GB/T10963 |
Breaking Capacity
| Voltage | Poles | Breaking Capacity |
|---|---|---|
| 230V AC | 1P | 10000 A |
| 400V AC | 2P, 3P, 4P | 10000 A |
Wiring Parameters
| Parameter | Value |
|---|---|
| Flexible Wire | 1.5~35 mm² |
| Solid Wire | 1~50 mm² |
| Tightening Torque | 3.5 N·m |
Technical Characteristics
| Parameter | Value |
|---|---|
| Current Limiting Class | 3 |
| Pollution Degree | 3 |
| Positive Contact Indication | Yes |
| Rapid Tripping Function | Yes |
| Thermal Release Reference Temperature | 30°C |
| Magnetic Release B Curve (100~125A) | 3~5 In |
| Magnetic Release C Curve | 5~10 In |
| Magnetic Release D Curve | 10~14 In |
Protection Parameters
| Parameter | Value |
|---|---|
| Protection Degree (Device) | IP20 |
| Protection Degree (Installed in Pragma or Prisma Enclosure) | IP40 |
| Insulation Class | Class II |
Service Life
| Parameter | Value |
|---|---|
| Electrical Endurance (63A) | 10000 operations |
| Electrical Endurance (80~125A) | 5000 operations |
| Mechanical Endurance | 20000 operations |
Environmental Parameters
| Parameter | Value |
|---|---|
| Operating Temperature Range | -40°C~+70°C |
| Storage Temperature Range | -40°C~+80°C |
Hook Quantity
| Number of Poles | Quantity |
|---|---|
| 1P / 2P | 1 piece |
| 3P / 4P | 2 pieces |
Weight
| Type | Weight |
|---|---|
| C120H 1P | 205 g |
| C120H 2P | 410 g |
| C120H 3P | 615 g |
| C120H 4P | 820 g |
Product Overview
Acti9 C120H miniature circuit breakers are modular protection devices designed for high-power load applications and low-voltage distribution systems. The products are mainly used for high-current load protection and control, overload protection, short-circuit protection, as well as manual switching and isolation operations. They can be combined with Vigi C120 residual current protection accessories to meet different protection requirements in low-voltage distribution systems. Acti9 C120H supports multiple pole configurations including 1P, 2P, 3P and 4P. The rated current range is 63A~125A. The maximum operating voltage reaches 440V AC, and the rated breaking capacity reaches 10000A, making it suitable for high-load low-voltage distribution applications. The product adopts DIN 35 mm standard rail mounting and supports flexible installation direction from 0° to 360°. The device provides IP20 protection degree, and can reach IP40 when installed in Pragma or Prisma distribution enclosures. Acti9 C120H complies with GB/T10963.1 and IEC/EN60898-1 standards, providing a reliable protection solution for commercial buildings, industrial distribution systems and high-load terminal circuits.
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