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Interpretation des Modellcodes
| Segment | 3VA | 9 | 267 | -0HA | 20 |
| Bedeutung | Produktserie: SENTRON 3VA molded case circuit breaker system | Accessory category: 3VA9 series accessories | Accessory type: MO320 Front-mounted Motor Operator | Control voltage code: 110-230V und / 110-250In DC | Applicable breaker rating: 3VA2 100/160/250A |
| Beschreibung | Flagship low-voltage power distribution series of Siemens, covering MCCBs from 16A to 1600A | Accessory system specially designed for 3VA series circuit breakers | MO320 motor operator, supporting remote closing and tripping | Weitspannungsdesign, compatible with various power supply systems | Suitable for 3VA2 circuit breakers rated at 100A, 160A and 250A |
- Wichtigste technische Spezifikationen
| Parameterkategorie | Technische Daten | Bemerkungen |
| Allgemeine Informationen | ||
| Product Name | MO320 Front-mounted Motor Operator | For 3VA2 series molded case circuit breakers |
| Bestell-Nr. | 3VA9267-0HA20 | Standard commercial model |
| Produktstatus | Aktiv (PM300) | Defined by Siemens Product Lifecycle Management System |
| Elektrische Parameter | ||
| Steuerspannung | 110-230V und (50/60Hz) / 110-250In DC | Breite Spannungskompatibilität |
| Rated Apparent Power | 250VA | Power consumption of the operator |
| Betriebszeit (Schließen & Stolpern) | Typical 1 zweite | Mechanical response time |
| Mechanische Parameter | ||
| Abmessungen (B×H×T) | 105mm×75mm×132mm | Compact design to save cabinet space |
| Gewicht | Ca. 846G | Easy for installation and maintenance |
| Terminal Capacity | For 1.5-2.5mm² conductors | Solide, stranded and fine-stranded conductors applicable |
| Wire Stripping Length | 7mm | Compliant with IEC standards |
| Anzugsdrehmoment | 0.36-0.44N·m | Ensure reliable connection |
| Umgebungsparameter | ||
| Betriebstemperatur | -25°C bis +70°C | Suitable for industrial environments |
| Lagertemperatur | -40°C bis +80°C | Wide temperature range for storage |
| Schutz vor Eindringen | IP30 | Konform mit IEC 60529 |
- Full Range of MO320 Motor Operators
| Modell | Steuerspannung | Applicable Breaker Series | Bemerkungen |
| 3VA9267-0HA10 | 24-60In DC | 3VA2 100/160/250 | Low voltage DC type |
| 3VA9267-0HA20 | 110-230V und / 110-250In DC | 3VA2 100/160/250 | Universal wide voltage type (Current Model) |
| 3VA9157-0HA10 | 24-60In DC | 3VA1 100/160 | For 3VA1 series |
| 3VA9157-0HA20 | 110-230V und / 110-250In DC | 3VA1 100/160 | For 3VA1 series |
| 3VA9467-0HA10 | 24-60In DC | 3VA2 400/630 | For high-current 3VA2 breakers |
| 3VA9467-0HA20 | 110-230V und / 110-250In DC | 3VA2 400/630 | For high-current 3VA2 breakers |
| 3VA9257-0HA10 | 24-60In DC | 3VA2 100/160 | Side-mounted type |
| 3VA9257-0HA20 | 110-230V und / 110-250In DC | 3VA2 100/160 | Side-mounted type |
- Wettbewerber & Equivalent Model List
| Marke | Modell | Applicable Breaker | Steuerspannung | Ersatzbeschreibung |
| Siemens | 3VA9267-0HA10 | 3VA2 100/160/250 | 24-60In DC | Low-voltage alternative within the same series |
| Schneider Electric | LV432642 | NSX 400-630 | 380-415V und | Functional cross-brand replacement |
| ABB | CD2-400 | T1-T6 Series | 220V AC/DC | Functional cross-brand replacement |
| ABB | OTM-D250 | Tmax-Serie | 24-250V AC/DC | Functional cross-brand replacement |
| Eaton | NZM-E200 | NZM Series | 24-230V AC/DC | Functional cross-brand replacement |
- Anwendungsumgebungen & Branchenfälle
5.1 Empfohlene Anwendungsszenarien
Industrielle Automatisierungssysteme: Remote closing and tripping of motor circuits for production line automatic control
Rechenzentren: Remote operation of breakers for UPS systems to improve power supply reliability
Gewerbebauten: Remote control of breakers for emergency lighting and fire protection systems, complying with safety regulations
Energy Infrastructure: Remote monitoring of breakers for photovoltaic inverters and energy storage systems to boost operation efficiency
Water Treatment Facilities: Automatic switching of pump circuits to realize unattended operation
5.2 Nicht empfohlene Szenarien
Explosive Hazardous Areas: Additional explosion-proof certification is required; not suitable for direct use in IIC explosive zones
High Electromagnetic Interference Environments: Extra electromagnetic shielding is needed; not recommended near unshielded high-frequency equipment
Severe Vibration Environments: Not applicable where vibration acceleration exceeds 5g, which may impair mechanical reliability
5.3 Typische Anwendungsfälle
Fall 1: Automobile Manufacturing Plant
Anwendung: Remote control of power circuits for welding robots
Konfiguration: 3VA2 250A MCCB + 3VA9267-0HA20 Motor Operator + PLC Control System
Vorteile: Realize automatic power-off protection for production lines, reduce manual operation and increase productivity by 15%
Fall 2: Large-scale Data Center
Anwendung: Remote management of Power Distribution Units (PDU) in server cabinets
Konfiguration: 3VA2 160A MCCB + 3VA9267-0HA20 + Building Management System (BMS)
Vorteile: Remote monitoring and circuit switching, quick fault isolation; Mean Time To Repair (MTTR) reduced to less than 5 Minuten
Fall 3: Hospital Operating Room
Anwendung: Emergency control of dedicated power circuits for medical equipment
Konfiguration: 3VA2 100A MCCB + 3VA9267-0HA20 + Emergency Control System
Vorteile: Fast power switching for operating rooms, ensure safe operation of medical devices; konform mit IEC 60601 medical standards
- Auswahltipps & Quick Reference Rules
Selection Rhythm (For Reference)
Model 3VA9267-0HA20,
Abdeckungen 110 to 230V AC/DC,
Matches 3VA2 100/160/250A breakers,
Front-mounted MO320 design,
One second for remote switch action,
Rated power at 250VA,
Dimension 105×75×132mm,
Ideal for industrial and building applications.
Quick Reference Rules
- Spannungsanpassung: HA20 = Wide voltage (110-230V und / 110-250In DC); HA10 = Low voltage (24-60In DC)
- Anwendbare Serie: 9267 = 3VA2 100/160/250A; 9157 = 3VA1 100/160A; 9467 = 3VA2 400/630A
- Montageart: 9267 = Front-mounted; 9257 = Side-mounted
- Kernparameter: 1-second operating time, 250VA power rating, compatible with 1.5-2.5mm² conductors
- Fehlerbehebung & Lösungen
| Fehlerphänomen | Mögliche Ursachen | Lösungen |
| Failure to close or trip | Abnormale Steuerspannung | Verify the voltage is within 110-230V AC / 110-250In DC |
| Lose Kabelklemmen | Retighten terminals with torque of 0.36-0.44N·m | |
| Mechanische Blockierung | Check connection between operator and breaker, Fremdkörper entfernen | |
| Slow closing/tripping | Insufficient power supply capacity | Ensure control circuit power ≥ 250VA |
| Excessively low ambient temperature | Apply heating measures when temperature is below -25°C | |
| Excessive operating noise | Mechanical wear | Inspect transmission parts and replace grease if necessary |
| Unstable installation | Re-fix the operator and ensure flat mounting surface |
- Zusammenfassung der wichtigsten Funktionen
- Wide Voltage Compatibility: 110-230V und / 110-250In DC, reducing spare parts stock and procurement costs
- Schnelle Reaktion: Typical 1-second operating time, meeting emergency control requirements
- Kompakte Struktur: Dimension 105×75×132mm, saving space inside switchgear cabinets
- Hohe Zuverlässigkeit: Operating temperature range from -25°C to +70°C, adaptable to harsh industrial conditions
- Einfache Installation & Wartung: Standard interface for perfect matching with 3VA2 series breakers
Typical Application Cases of Siemens 3VA9267-0HA20 (MO320 Motor Operator)
This accessory is designed for 3VA2 100/160/250A molded case circuit breakers to realize remote motorized closing and tripping. With control voltage of 110–230V AC / 110–250V DC, it is widely applied in industrial, Rechenzentrum, building and energy sectors.
- Automobile Welding Workshop (Industrielle Automatisierung)
Konfiguration: 3VA2 250A + 3VA9267-0HA20 + SPS / Fieldbus System
Anwendung: Remote switching and automatic fault isolation for power circuits of welding robots and welders
Vorteile: Minimize manual work, improve workshop safety; cut downtime via remote power-off during faults
- Large-scale Data Center (Infrastruktur)
Konfiguration: 3VA2 160A + 3VA9267-0HA20 + BMS / EMS
Anwendung: Centralized remote control for cabinet PDUs, UPS outputs and precision air conditioners
Vorteile: Remote inspection and circuit operation, rapid fault location and isolation; wide voltage design compatible with global mains power
- Commercial Complex & Hochhäuser (Smart Power Distribution)
Konfiguration: 3VA2 100–250A + 3VA9267-0HA20 + Fire Alarm / BAS System
Anwendung: Interlocked control for emergency lighting, fire pumps and exhaust fans; remote power cut for energy saving during off-hours
Vorteile: Comply with mandatory fire power cut regulations; lower operation costs and improve energy efficiency
- Photovoltaik & Energy Storage Power Stations (Neue Energie)
Konfiguration: 3VA2 250A + 3VA9267-0HA20 + Power Station Monitoring System
Anwendung: Remote grid connection/disconnection and fault protection for AC sides of inverters and energy storage cabinets
Vorteile: Adapt to wide outdoor temperature (-25°C bis +70°C); realize remote operation and reduce on-site inspection work
- Hospital Operating Room & Intensivstation (Medical Power Supply)
Konfiguration: 3VA2 100A + 3VA9267-0HA20 + Medical Isolated Power System
Anwendung: Emergency switching and protection for surgical equipment and life support systems
Vorteile: Fast switching (ca. 1 zweite), high operational reliability and compliance with medical power supply standards
- Wasseraufbereitung & Pumping Stations (Municipal Engineering)
Konfiguration: 3VA2 160–250A + 3VA9267-0HA20 + Pump Station PLC
Anwendung: Remote start/stop and overload protection for submersible pumps, blowers and chemical dosing equipment
Vorteile: Suitable for humid and dusty environments; unattended remote control to reduce operation costs
Kern-Matching-Punkte
Applicable Breakers: 3VA2 100/160/250A (3-Pole / 4-Pole)
Steuerspannung: 110–230V AC / 110–250V DC (Universal wide voltage)
Montageart: Front-mounted (MO320), Dimension: 105×75×132mm
Key Functions: Remote closing & Stolpern, fault isolation; geeignet für Industrie, building and new energy applications
