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| Segment | 3Virginie | 9 | 267 | -0HA | 20 |
| Signification | Série de produits: SENTRON 3VA molded case circuit breaker system | Accessory category: 3VA9 series accessories | Accessory type: MO320 Front-mounted Motor Operator | Control voltage code: 110-230V et / 110-250À DC | Applicable breaker rating: 3VA2 100/160/250A |
| Description | 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 | Conception à large tension, compatible with various power supply systems | Suitable for 3VA2 circuit breakers rated at 100A, 160A and 250A |
- Principales spécifications techniques
| Catégorie de paramètre | Données techniques | Remarques |
| General Information | ||
| Nom du produit | MO320 Front-mounted Motor Operator | For 3VA2 series molded case circuit breakers |
| Numéro de commande. | 3VA9267-0HA20 | Standard commercial model |
| Statut du produit | Active (PM300) | Defined by Siemens Product Lifecycle Management System |
| Paramètres électriques | ||
| Tension de contrôle | 110-230V et (50/60Hz) / 110-250À DC | Large compatibilité de tension |
| Rated Apparent Power | 250Virginie | Power consumption of the operator |
| Operating Time (Clôture & Tripping) | Typical 1 deuxième | Mechanical response time |
| Paramètres mécaniques | ||
| Dimensions (L×H×P) | 105mm×75mm×132mm | Compact design to save cabinet space |
| Poids | Environ. 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 | Conforme aux normes CEI |
| Couple de serrage | 0.36-0.44N·m | Ensure reliable connection |
| Paramètres environnementaux | ||
| Température de fonctionnement | -25°C à +70°C | Suitable for industrial environments |
| Température de stockage | -40°C à +80°C | Wide temperature range for storage |
| Protection contre la pénétration | IP30 | Conforme à la CEI 60529 |
- Full Range of MO320 Motor Operators
| Modèle | Tension de contrôle | Applicable Breaker Series | Remarques |
| 3VA9267-0HA10 | 24-60À DC | 3VA2 100/160/250 | Low voltage DC type |
| 3VA9267-0HA20 | 110-230V et / 110-250À DC | 3VA2 100/160/250 | Universal wide voltage type (Current Model) |
| 3VA9157-0HA10 | 24-60À DC | 3VA1 100/160 | For 3VA1 series |
| 3VA9157-0HA20 | 110-230V et / 110-250À DC | 3VA1 100/160 | For 3VA1 series |
| 3VA9467-0HA10 | 24-60À DC | 3VA2 400/630 | For high-current 3VA2 breakers |
| 3VA9467-0HA20 | 110-230V et / 110-250À DC | 3VA2 400/630 | For high-current 3VA2 breakers |
| 3VA9257-0HA10 | 24-60À DC | 3VA2 100/160 | Side-mounted type |
| 3VA9257-0HA20 | 110-230V et / 110-250À DC | 3VA2 100/160 | Side-mounted type |
- Concurrent & Equivalent Model List
| Marque | Modèle | Applicable Breaker | Tension de contrôle | Description du remplacement |
| Siemens | 3VA9267-0HA10 | 3VA2 100/160/250 | 24-60À DC | Low-voltage alternative within the same series |
| Schneider Électrique | LV432642 | NSX 400-630 | 380-415V et | Functional cross-brand replacement |
| ABB | CD2-400 | T1-T6 Series | 220V CA/CC | Functional cross-brand replacement |
| ABB | OTM-D250 | Tmax Series | 24-250V CA/CC | Functional cross-brand replacement |
| Eaton | NZM-E200 | NZM Series | 24-230V CA/CC | Functional cross-brand replacement |
- Application Environments & Cas industriels
5.1 Scénarios d'application recommandés
Systèmes d'automatisation industrielle: Remote closing and tripping of motor circuits for production line automatic control
Centres de données: Remote operation of breakers for UPS systems to improve power supply reliability
Bâtiments commerciaux: Remote control of breakers for emergency lighting and fire protection systems, complying with safety regulations
Infrastructures énergétiques: 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 Scénarios non recommandés
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 Cas d'application typiques
Cas 1: Automobile Manufacturing Plant
Application: Remote control of power circuits for welding robots
Configuration: 3VA2 250A MCCB + 3VA9267-0HA20 Motor Operator + PLC Control System
Avantages: Realize automatic power-off protection for production lines, reduce manual operation and increase productivity by 15%
Cas 2: Large-scale Data Center
Application: Remote management of Power Distribution Units (PDU) in server cabinets
Configuration: 3VA2 160A MCCB + 3VA9267-0HA20 + Building Management System (BMS)
Avantages: Remote monitoring and circuit switching, quick fault isolation; Mean Time To Repair (MTTR) reduced to less than 5 minutes
Cas 3: Hospital Operating Room
Application: Emergency control of dedicated power circuits for medical equipment
Configuration: 3VA2 100A MCCB + 3VA9267-0HA20 + Emergency Control System
Avantages: Fast power switching for operating rooms, ensure safe operation of medical devices; conforme à la CEI 60601 medical standards
- Conseils de sélection & Quick Reference Rules
Selection Rhythm (For Reference)
Model 3VA9267-0HA20,
Couvertures 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
- Correspondance de tension: HA20 = Wide voltage (110-230V et / 110-250À DC); HA10 = Low voltage (24-60À DC)
- Série applicable: 9267 = 3VA2 100/160/250A; 9157 = 3VA1 100/160A; 9467 = 3VA2 400/630A
- Type de montage: 9267 = Front-mounted; 9257 = Side-mounted
- Paramètres de base: 1-second operating time, 250VA power rating, compatible with 1.5-2.5mm² conductors
- Dépannage & Solutions
| Phénomène de défaut | Causes possibles | Solutions |
| Failure to close or trip | Tension de commande anormale | Verify the voltage is within 110-230V AC / 110-250À DC |
| Loose wiring terminals | Retighten terminals with torque of 0.36-0.44N·m | |
| Bourrage mécanique | Check connection between operator and breaker, remove foreign objects | |
| 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 |
- Key Features Summary
- Large compatibilité de tension: 110-230V et / 110-250À DC, reducing spare parts stock and procurement costs
- Réponse rapide: Typical 1-second operating time, meeting emergency control requirements
- Structure compacte: Dimension 105×75×132mm, saving space inside switchgear cabinets
- Haute fiabilité: Operating temperature range from -25°C to +70°C, adaptable to harsh industrial conditions
- Installation facile & Entretien: 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 / 110–250 V CC, it is widely applied in industrial, centre de données, building and energy sectors.
- Automobile Welding Workshop (Automatisation industrielle)
Configuration: 3VA2 250A + 3VA9267-0HA20 + API / Fieldbus System
Application: Remote switching and automatic fault isolation for power circuits of welding robots and welders
Avantages: Minimize manual work, improve workshop safety; cut downtime via remote power-off during faults
- Large-scale Data Center (Infrastructure)
Configuration: 3VA2 160A + 3VA9267-0HA20 + BMS / EMS
Application: Centralized remote control for cabinet PDUs, UPS outputs and precision air conditioners
Avantages: Remote inspection and circuit operation, rapid fault location and isolation; wide voltage design compatible with global mains power
- Commercial Complex & Immeubles de grande hauteur (Smart Power Distribution)
Configuration: 3VA2 100–250A + 3VA9267-0HA20 + Fire Alarm / BAS System
Application: Interlocked control for emergency lighting, fire pumps and exhaust fans; remote power cut for energy saving during off-hours
Avantages: Comply with mandatory fire power cut regulations; lower operation costs and improve energy efficiency
- Photovoltaic & Energy Storage Power Stations (Nouvelle énergie)
Configuration: 3VA2 250A + 3VA9267-0HA20 + Power Station Monitoring System
Application: Remote grid connection/disconnection and fault protection for AC sides of inverters and energy storage cabinets
Avantages: Adapt to wide outdoor temperature (-25°C à +70°C); realize remote operation and reduce on-site inspection work
- Hospital Operating Room & USI (Medical Power Supply)
Configuration: 3VA2 100A + 3VA9267-0HA20 + Medical Isolated Power System
Application: Emergency switching and protection for surgical equipment and life support systems
Avantages: Fast switching (environ. 1 deuxième), high operational reliability and compliance with medical power supply standards
- Traitement de l'eau & Pumping Stations (Municipal Engineering)
Configuration: 3VA2 160–250A + 3VA9267-0HA20 + Pump Station PLC
Application: Remote start/stop and overload protection for submersible pumps, blowers and chemical dosing equipment
Avantages: Suitable for humid and dusty environments; unattended remote control to reduce operation costs
Points de correspondance de base
Applicable Breakers: 3VA2 100/160/250A (3-pôle / 4-pôle)
Tension de contrôle: 110–230V AC / 110–250 V CC (Universal wide voltage)
Type de montage: Front-mounted (MO320), Dimension: 105×75×132mm
Fonctions clés: Remote closing & tripping, fault isolation; suitable for industrial, building and new energy applications
