CQB2L-63 6kA Residual Current Operated Circuit Breaker with Over-current Protection (Ele
Inquire NowDescription
The CQB2L-63 6kA Residual Current Operated Circuit Breaker is an essential device designed to enhance electrical safety in various installations. It offers robust overload and short circuit protection, ensuring that both people and properties are safeguarded against electrical hazards. This circuit breaker effectively protects against indirect and direct electrical contacts, as well as minimizes the risk of fire hazards caused by insulation faults. Ideal for industrial, commercial, high-rise buildings, and civil residences, the CQB2L-63 is essential for controlling electric circuits safely and reliably.
Specifications
| Specification | Details |
|---|---|
| Insulation Voltage | 500V |
| Rated Current (A) | 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| Rated Frequency | 50Hz / 60Hz |
| Number of Poles | 2P, 3P, 4P, 1P+N, 3P+N |
| Rated Breaking Capacity Icn=Ics (A) | 6000A |
| Rated Sensitivity (mA) | 30, 50, 75, 100, 300 |
| Rated Residual Making and Breaking Capacity | 2000A |
| Mechanical Life (cycles) | 4000 |
| Electrical Life (cycles) | 4000 |
| Tripping Characteristics | B, C, D |
| Protection Degree | IP20 |
| Standard | IEC61009-1, GB/T16917.1 |
| Compliant Certification | CCC |
Additional Information
Nominal Operation Conditions:
1. Ambient operating temperature range: -5℃ to 40℃; ≤90%/20℃; ≤50%/40℃
2. Operating altitude: ≤2000m
3. Pollution degree: 2
4. Overvoltage category: II & III
5. Mounting type: Din rail embedded (TH35-7.5)
6. Terminal connection type: Cable
7. Terminal Torque: 2.5N.m
| Nominal Cross Section Area (mm²) | Rated Current In (A) |
|---|---|
| 1 | In ≤ 6 |
| 1.5 | 6 < In ≤ 13 |
| 2.5 | 13 < In ≤ 20 |
| 4 | 20 < In ≤ 25 |
| 6 | 25 < In ≤ 32 |
| 10 | 32 < In ≤ 50 |
| 16 | 50 < In ≤ 63 |
