Description
- Model & Brand: Mitsubishi Electric World Super AE-SW Series AE630-SW (Air Circuit Breaker)
- Physical Dimensions: Fixed Type (3-Pole): 410 mm x 340 mm x 290 mm (H x W x D approximate)
- Estimated Shipping Weight: 35 kg (Fixed type basic assembly packaged in reinforced structural wooden crating with moisture barrier)
- What’s in the Box: Air circuit breaker main assembly, electronic trip relay (ETR), mechanical ON/OFF pushbuttons, charging handle interface, manual inspection report, and terminal configuration sheets.
- 1.Product IntroductionHeavy industrial power distribution networks require highly reliable switching and overcurrent protection to isolate faults without damaging downstream transformers or motor control centers. System engineers install the Mitsubishi AE630-SW Air Circuit Breaker (ACB) directly into main switchgear panels or motor control sub-stations, managing continuous current distribution up to 630A while providing precise electronic trip coordination (—which is critical for preventing widespread electrical blackouts in heavy process plants).
Switchgear technicians must ensure the breaker frame is bolted securely to a flat, rigid sub-frame, keeping alignment exact to prevent mechanical binding during racking or manual spring charging operations.
2.Core Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer / Series | Mitsubishi Electric / World Super AE-SW Series |
| Device Type | Low-Voltage Air Circuit Breaker (ACB) |
| Number of Poles | 3 or 4 poles available |
| Rated Current (I_n) | 630 A (CT rating) |
| Rated Operational Voltage (U_e) | Up to 690 VAC (50/60Hz) |
| Rated Insulation Voltage (U_i) | 1000 VAC |
| Ultimate Breaking Capacity (I_{cu}) | 65 kA at 690 VAC |
| Utilization Category | Category B |
| Trip Mechanism | Electronic Trip Relay (ETR) |
| Operating Temperature | -5°C to +40°C ambient service range |
3.Global Compliance & Industry CertificationsElectrical auditors inspecting primary switchgear installations require strict documentation confirming compliance with international high-power safety and switching standards.
- CE Mark: Confirms conformity with European Union directives covering low-voltage switchgear assemblies and electromagnetic compatibility.
- UL / cUL Recognized: Validates North American industrial standards for overcurrent protective devices.
- IEC 60947-2: Certified for low-voltage switchgear and controlgear, specifically addressing circuit breaker performance parameters.
- RoHS Compliance: Restricts hazardous chemical substances in electrical and electronic component manufacturing.
Compliance Note: An IEC 60947-2 compliance rating ensures that the circuit breaker withstands specified short-time current ratings without suffering structural or thermal weld-failure. Verify specific test certificates with Mitsubishi prior to facility electrical audits.
4.Long-Term Storage & Asset Preservation GuideDormant air circuit breakers stored in warehouse stockrooms face mechanical spring degradation, lubrication hardening, and internal mechanism oxidation if environmental conditions remain uncontrolled.
Keep the circuit breaker stored indoors in an upright position inside its original crating with active desiccants to protect internal mechanism components from ambient humidity. Maintain warehouse storage temperatures between -20°C and +60°C with relative humidity kept below 80% non-condensing to prevent micro-corrosion on copper busbar tabs and secondary control wiring pins. Exercise the spring charging mechanism and manual trip buttons periodically if held in inventory for extended durations.
5.Physical Installation PrerequisitesSwitchgear enclosure dimensions and rigid frame alignment dictate proper physical placement. Ensure the mounting surface flatness tolerance is maintained within \le 1 mm to prevent frame distortion during M12 bolt torque application. Verify that required arc-extinguishing chamber clearances are preserved above the breaker poles, and ensure solid earth connection via the designated M8 grounding terminal before energizing primary circuits.
6.Buyer’s FAQ (Logistics & Compliance Focus)
- What is the correct HS Tariff Code for international customs clearance?Industrial low-voltage air circuit breakers classify under international harmonized code 8535.21.0000, though exact regional rulings should be verified with your broker.
- Does this circuit breaker ship with the operating springs charged?Units typically ship in the “OPEN” and “DISCHARGED” state for safety during freight transport; springs must be manually or motor-charged prior to initial closing.
- How does the Country of Origin (COO) impact global trade compliance?The verified COO dictates trade agreement qualification and must match commercial shipping paperwork to eliminate border customs clearance delays.
- Why is comprehensive transit insurance mandatory for this component?Heavy precision mechanical switchgear frames and internal electronic trip units can suffer structural frame distortion or calibration drift under severe drop impacts during freight transit.
