Type: AC Circuit Breaker, 3 Pole (3P - Three Phase Protection)
Technology: Hydraulic-Magnetic (Ensures temperature-independent tripping)
Rating Capability: 100% current rating capability across the full operating temperature range.
Compact Footprint: Ultra-compact 39mm width (3 x 13mm modules).
Mounting: Mini Rail Mount (Black Shell).
Trip Indication: Linked mid-trip handle position provides clear visual indication of an electrical fault on any phase.
Immediate Reset: Allows rapid restoration of power after clearing an overload or fault condition.
Isolation: Suitable for use as a three-pole electrical isolator, ensuring safe maintenance downstream.
Ratings: Available in current ratings from 5A up to 50A/60A (Certification varies by rating and standard).
Voltage: Rated for 415 Vac operation (Line-to-Line).
Interrupting Capacity:
2.5 kA @ 415 Vac (VC 8036 / SANS 556-1 - Max 60A)
3 kA @ 415 Vac (IEC/EN 60947-2 / VDE - Max 50A)
Operating Temperature: Wide range from -40°C to +85°C.
Durability: Designed to withstand 5G vibration and 16G shock; High mechanical endurance (10,000 operations).
Safety Compliance: Adheres to VC 8036, SANS 556-1, IEC/EN 60947-2. VDE Approved, CE Certified.
Busbar Compatible: Shell design simplifies installation on compatible busbar systems.
Power Indicator: LED for power-on status indication.
Reliable Three-Phase Protection: Accurate hydraulic-magnetic mechanism protects all three phases simultaneously and is unaffected by temperature changes.
Significant Space Savings: Extremely narrow 39mm profile allows for very high-density panel construction compared to standard 3-pole breakers.
Enhanced Safety: Provides simultaneous disconnection of all three phases for safe isolation of equipment.
Clear Fault Identification: Linked mid-trip handle quickly shows if the breaker tripped due to an overcurrent or short circuit.
Minimal Downtime: Immediate reset capability reduces operational interruptions.
Consistent & Predictable Performance: Precision tripping characteristics ensure reliable protection levels.
Compliance for Industrial Use: Meets stringent international and local standards required for 415V three-phase applications.
Robust & Long-Lasting: Designed for durability and long service life in demanding environments.
QA(13) - 3 Pole (415Vac) Technical Specifications | ||
---|---|---|
Parameter | Value | Standard / Notes |
Product Type | QA(13) Miniature Circuit Breaker | Hydraulic-Magnetic |
Number of Poles | 3 | L1/L2/L3 Protection |
Operating Voltage | 415 Vac | 50/60 Hz |
Current Ratings Available | 5, 6, 7, 8, 9, 10, 12, 15, 16, 20, 25, 30, 35, 40, 45, 50, (60) | A (Max 60A per VC8036, Max 50A per IEC/VDE, Verify certification) |
Interrupting Capacity | 2.5 kA | VC 8036 (SANS 556-1) @ 415 Vac |
Interrupting Capacity | 3 kA | IEC/EN 60947-2 @ 415 Vac |
Time Delay Curve | 3 | Short Time Delay (Typically C-Curve equivalent) |
Operating Temperature Range | -40°C to +85°C | |
Endurance (Mechanical) | 10,000 operations | |
Endurance (Electrical) | 1,500 operations | @ Rated Current & Voltage (IEC 60947-2) |
Dielectric Strength | 1830 Vac | Multi-pole, 50 Hz for 1 minute post-test |
Mounting | Mini Rail | Surface mount clips optional |
Module Width | 39 mm (3 x 13mm) | |
Weight (Approx.) | ~306 g | Excluding auxiliary (102g per pole) |
Terminals (Wire Size) | 0.75 - 35 mm² | Per pole (IEC) |
Terminals (Torque) | 2.5 Nm | Per pole (IEC), Pozidriv #2 / Combi Head |
Pollution Degree | PD2 | |
Approvals | VC 8036, SANS 556-1, IEC/EN 60947-2, VDE, CE | Check rating specific certs |
Three-Phase Motor Protection: Protecting small to medium-sized three-phase motors (check trip curve suitability).
Industrial Machinery: Providing main or branch circuit protection for 3-phase equipment.
Commercial HVAC Systems: Protecting three-phase compressors, fans, or heating elements.
Three-Phase Distribution Panels: Used as outgoing circuit breakers in compact industrial or commercial panels.
Workshop Equipment: Protecting 3-phase machinery like lathes, mills, or large saws.
Any 415V three-phase circuit requiring reliable overcurrent protection and isolation.
Application Voltage: Ensure the 415 Vac rating is appropriate for the system voltage (Line-to-Line).
Certification: Verify the specific current rating and interrupting capacity required against the relevant standard (SANS or IEC/VDE) for your application.
Mounting: Designed for Mini Rail. Confirm rail type before installation.
Wiring: Connect L1, L2, L3 phases to the respective poles. Use appropriate wire gauge (0.75-35mm²) capable of handling the load current per phase. Torque terminals to 2.5 Nm.
Fault Indication: The linked mid-trip handle indicates a fault on any of the three protected phases.
Temperature Stability: Highly suitable for panels or environments with wide temperature variations where thermal drift is undesirable.
Isolation: Provides a dependable method for safely isolating all three phases of a downstream circuit for maintenance.