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Disjoncteur pneumatique Schneider NW32H1-4P-3200A (PBR)
The Schneider NW32H1-4P-3200A is an disjoncteur pneumatique (PBR) de la série MasterPact NW, conçu pour la protection des arrivées principales et des sections de bus dans les systèmes de distribution d'énergie basse tension (≤690V). Doté d'un pouvoir de coupure élevé et de configurations de protection flexibles, il sert de composant de protection essentiel pour la distribution d'énergie dans les bâtiments industriels et les grands bâtiments commerciaux.
- Explication du modèle
| Une partie du modèle | Description |
| NW | Série de produits: MasterPact NW series air circuit breaker |
| 32 | Frame rated current: 3200UN (configurable up to 3200A) |
| H1 | Classe de pouvoir de coupure: 65kA@440VAC (ICU), 65kA@690VAC (Icw 1s) |
| 4P. | Nombre de pôles: 4 poteaux (3 étapes + neutre) |
| 3200UN | Operational rated current: 3200UN (requires matching trip unit) |
- Paramètres techniques de base
| Catégorie | Spécification | Remarques |
| Paramètres de base | ||
| Type de produit | Disjoncteur aérien (PBR) | MasterPact NW series, withdrawable / fixed type available |
| Tension nominale (Ue) | 690V CA 50/60 Hz | Max.. operational voltage Ui = 1000V |
| Tension d'isolation nominale (Interface utilisateur) | 1000V et | Conforme à la CEI 60947-2 |
| Tension de tenue aux impulsions nominale (Ump) | 12kV | Ensures insulation safety |
| Frame Rated Current (Iu) | 3200UN | Configurable rated current In ≤ 3200A |
| Capacité de coupure (ICU) | 65kA@440VAC | Class H1, 3-second withstand current Icw = 65kA@690VAC |
| 50kA@690VAC | ||
| Poteaux | 4P. (3L+N) | Neutral position selectable (left / right) |
| Mécanique & Installation | ||
| Montage | Withdrawable (standard) / Fixé | Withdrawable for easy maintenance |
| Opération | Manuel / motor stored energy + manuel / motor operation | Motor operation mechanism optional |
| Dimensions | Environ. 465×550×420mm | Slightly varies by mounting type |
| Poids | Environ. 85kilos | Fixed type slightly lighter |
| Fonctions de protection | ||
| Standard Protection | Long-time overload (L), short-time short-circuit (S), instantaneous short-circuit (je) | Requires Micrologic / ET series trip units |
| Optional Protection | Earth fault protection (G), protection contre les courants résiduels (RCD) | Supported by advanced trip units |
| Fonction d'isolement | Complies with EN / CEI 60947-2 | Can be used as isolating device |
| Trip Compatibility | ||
| Supported Trip Units | Micrologic 2.0 / 5.0 / 6.0 série | Different function levels available |
| ET2E / ET6E series | ||
| Communication | Modbus, Profibus, Ethernet optional | Network connectivity via advanced trips |
- Caractéristiques du produit & Avantages
- High-Reliability Design
Modular structure: Easy maintenance and expansion, component replacement without full disassembly
Vacuum interrupter: Strong arc quenching, longue durée de vie, suitable for frequent operation
Durée de vie mécanique: Jusqu'à 10,000 operations at rated current; electrical life 5,000 opérations
Environmental adaptability: Operating temperature -5℃~+40℃, humidity ≤95% (sans condensation)
- Protection complète
Three-stage protection: Long-time overload (inverse), short-time short-circuit (definite), instantaneous short-circuit for precise fault matching
Selective protection: Coordination between upstream and downstream breakers via trip settings to minimize outages
Mémoire de défauts: Advanced trips record fault type, actuel, time for diagnostics
Power monitoring: Selected trips (par exemple. Micrologic 6.0) support voltage, actuel, power and energy metering
- Sécurité & Convenience
Safety interlocks: Mechanical and electrical interlocks to prevent misoperation
Withdrawable design: Maintenance without main power interruption, améliorer la disponibilité du système
Indication d'état: Clear ON/OFF/energy storage indicators for on-site observation
Télécommande: Motor operation mechanism enables remote ON/OFF for automation systems
- Installation & Wiring Guidelines
- Mounting Types
Withdrawable mounting:
Suitable for critical facilities requiring frequent maintenance (data centers, hospitals)
Installation depth approx. 420mm with sufficient pull-out space
Conforme à la CEI 60947-2, anti-mismatch function
Fixed mounting:
For limited space or low-maintenance applications
More compact layout, moindre coût
Requires main power disconnection for service
- Exigences de câblage
Main terminals: Accept cables or busbars; busbars recommended for low contact resistance
Circuit de commande: Separate supply (AC/DC 220V or 110V) for trip and operating mechanism
Neutral position: Left or right selectable, to be specified when ordering
Terminal torque: Tighten per Schneider official manual to avoid overheating
- Applications & Conseils de sélection
- Applications typiques
Industrie: Main incoming, large motor control centers (Centre multicompte), VFD front-end protection
Commercial buildings: Main distribution for high-rises, centres commerciaux, hôtels
Infrastructure: Power distribution for data centers, hospitals, airports, metros
New energy: Combiner protection in PV power stations and energy storage systems
- Points de sélection
| Selection Aspect | Remarques |
| Capacité de coupure | Select per system short-circuit calculation; Class H1 (65kA@440V) suits most industrial sites |
| Trip Selection | Protection de base: Micrologic 2.0; power monitoring: Micrologic 6.0; communication: network-enabled models |
| Montage | Withdrawable for critical loads, fixed for general loads, balancing cost and maintenance |
| Opération | Motor operation for remote control; manual for local operation |
| Fonctions auxiliaires | Shunt trip for fire linkage; undervoltage trip for undervoltage protection |
- Référence de prix & Alternatives
- Gamme de prix (April 2026, CNY)
| Configuration | Gamme de prix (CNY) | Remarques |
| Basic frame (without trip) | 8,000–12,000 | Fixé: 8,000–10,000 |
| Withdrawable: 10,000–12,000 | ||
| With Micrologic 2.0 | 12,000–16,000 | Basic three-stage protection, no communication |
| With Micrologic 5.0 | 16,000–22,000 | Earth fault protection, Modbus supported |
| With Micrologic 6.0 | 22,000–30,000 | Full protection, energy metering, Ethernet |
| With motor operation | +3,000–5,000 | Enables remote control |
- Remplacement & Upgrade Models
Remplacement direct: MasterPact MT series (MT32H1-4P-3200A), fully compatible and advanced
Mise à niveau: Newer MasterPact NW models (par exemple. NW32H2, 85kA@440V) for higher short-circuit systems
Economical alternative: Schneider EZD series MCCBs (EZD400E43200) for lower breaking requirements
The Schneider NW32H1-4P-3200A ACB, with its 65kA high breaking capacity, flexible protection settings and reliable performance, is an ideal solution for 3200A-class low-voltage distribution systems. Proper selection of trip unit and mounting type fulfills protection needs across various scenarios, ensuring safe and stable power system operation.
Schneider Air Circuit Breaker Model List & Comparaison entre marques (April 2026)
At a Glance
Schneider core series: MasterPact MT/MTZ (flagship), MVS (general), NW (compact)
Plage actuelle: 630A~6300A, covering low-voltage distribution to industrial main incomers
Cross-brand compatibility: Functionally interchangeable with ABB Emax, Siemens 3VA/3WT, CHINT NA1, Delixi CDW series
- Complete Schneider ACB Model List
- Flagship Series: MasterPact MT/MTZ (630A~6300A) 2026.4
| Modèle | Courant de trame | Breaking Class | Poteaux | Montage | Typical Configuration | Prix (CNY) |
| MT06N1 MIC2.0 | 630UN | N1 (42kA@440V) | 3P/4P | Fixed/Withdrawable | Basic three-stage protection | 8,000~12,000 |
| MT08H1 MIC5.0 | 800UN | H1 (65kA@440V) | 3P/4P | Withdrawable | Défaut à la terre + Modbus | 15,000~22,000 |
| MT10N2 MIC6.0 | 1000UN | N2 (50kA@690V) | 3P/4P | Fixed/Withdrawable | Energy metering + Ethernet | 20,000~28,000 |
| MT16H1B MIC6.0 | 1600UN | H1b (80kA@440V) | 3P/4P | Withdrawable | Full protection + communication | 30,000~42,000 |
| MT25H2 MIC6.0 | 2500UN | H2 (100kA@440V) | 3P/4P | Withdrawable | Rupture élevée + smart monitoring | 55,000~78,000 |
| MT32H2 MIC6.0 | 3200UN | H2 (100kA@440V) | 3P/4P | Withdrawable | Main incoming dedicated | 70,000~95,000 |
| MT40H2 MIC6.0 | 4000UN | H2 (85kA@690V) | 3P/4P | Withdrawable | Heavy industrial distribution | 90,000~120,000 |
| MT63H2 MIC6.0 | 6300UN | H2 (70kA@690V) | 3P/4P | Withdrawable | Data centers / power plants | 150,000~220,000 |
| MTZ2 32H MIC6.0 | 3200UN | H2 (100kA@440V) | 3P/4P | Withdrawable | Digital upgraded version | 85,000~110,000 |
- General Series: MVS (800A~2500A)
| Modèle | Courant nominal | Capacité de coupure | Poteaux | Caractéristiques | Prix (CNY) |
| MVS08N MIC5.0 | 800UN | N1 (42le) | 3P/4P | Economical general-purpose | 12,000~18,000 |
| MVS12H MIC5.0 | 1250UN | H1 (65le) | 3P/4P | Standard industrial | 18,000~25,000 |
| MVS16H MIC5.0 | 1600UN | H1 (65le) | 3P/4P | High cost-performance | 22,000~30,000 |
| MVS25H MIC6.0 | 2500UN | H1 (65le) | 3P/4P | Intelligent type | 35,000~48,000 |
- Compact Series: MasterPact NW (630A~1600A)
| Modèle | Courant nominal | Breaking Class | Poteaux | Size Advantage | Prix (CNY) |
| NW08N1 3P | 800UN | N1 (42le) | 3P/4P | 30% smaller than MT | 10,000~15,000 |
| NW10H1 4P | 1000UN | H1 (65le) | 4P. | Conception compacte | 13,000~18,000 |
| NW16H1 3P | 1600UN | H1 (65le) | 3P/4P | Space-constrained panels | 18,000~25,000 |
- Breaking Capacity Classes
| Classe | Capacité de rupture ultime (ICU) | Application |
| N1 | 42kA@440V | Standard commercial buildings |
| N2 | 50kA@690V | General industrial distribution |
| H1 | 65kA@440V | Standard industrial |
| H1b | 80kA@440V | High short-circuit environments |
| H2 | 100kA@440V / 85kA@690V | Data centers, power plants |
- Trip Unit Types & Fonctions
| Trip Model | Protection | Communication | Application |
| MIC2.0 | L/S/I | Aucun | Protection de base |
| MIC5.0 | L/S/I + G | Modbus-RTU | Standard industry |
| MIC6.0 | L/S/I/G + metering + logging | Modbus/TCP/Ethernet | Smart distribution |
| ET2E/ET6E | Advanced settings + surveillance à distance | Multiple buses | Automation systems |
- Cross-Brand Equivalent Comparison
- Marques internationales
| Schneider | ABB Emax | Siemens 3VA/3WT | Functional Equivalence | Price Ratio |
| MT08H1 MIC5.0 | E1B1250 R630 PR122/P-LSI | 3VA2 800 H LSI | Entièrement compatible | ABB≈1.2x, Siemens≈1.3x |
| MT16H1 MIC6.0 | E2B1600 R800 PR123/P-LSI | 3WT2 1600 H LSI | Same mounting dimensions | ABB≈1.25x, Siemens≈1.35x |
| MT32H2 MIC6.0 | E3H3200 R1600 PR123/P-LSI | 3WT3 3200 H LSI | Main incoming replacement | ABB≈1.3x, Siemens≈1.4x |
| NW10H1 4P | E1D1000 R500 PR112/P-LSI | 3VA2 1000 H LSI | Compact replacement | ABB≈1.15x, Siemens≈1.25x |
- Marques nationales chinoises (Cost-Effective Alternatives)
| Schneider | CHINT NA1 | Delixi CDW6 | People Electric DW1 | Price Ratio |
| MT08N1 MIC2.0 | NA1-1000X/3P | CDW6-1000/3P | DW1-1000/3P | Domestic ≈ 60% of Schneider |
| MT16H1 MIC5.0 | NA1-1600X/4P | CDW6-1600/4P | DW1-1600/4P | Domestic ≈ 55% of Schneider |
| MT32H2 MIC6.0 | NA1-3200X/4P | CDW6-3200/4P | DW1-3200/4P | Domestic ≈ 50% of Schneider |
| NW16H1 3P | NXA-1600/3P | CDW3-1600/3P | DW1-1600/3P | Domestic ≈ 65% of Schneider |
- Paramètres de sélection clés
| Article | Schneider | ABB | CHINT | Conseil de sélection |
| Tension nominale | 690V et | 690V et | 690V et | Match system voltage |
| Capacité de coupure | Class-marked | Same class | Same class | Based on short-circuit calculation |
| Poteaux | 3P/4P (N optional) | 3P/4P | 3P/4P | 4P for three-phase four-wire |
| Montage | Fixed/Withdrawable | Fixed/Withdrawable | Fixed/Withdrawable | Withdrawable for critical loads |
| Control Supply | AC220/380V, DC110/220V | Same | Same | Match control system |
| Communication | Modbus/Ethernet | Profibus/Modbus | Modbus optional | Required for automation |
- Procurement & Notes de remplacement
- Dimensional compatibility: MT series matches ABB Emax E2/E3 and CHINT NA1 for direct replacement
- Terminaux: Domestic models have lower torque ratings; retorque per manufacturer spec
- Trip settings: Recalibrate L/S/I after replacement to ensure selectivity
- Accessoires: Shunt trip, undervoltage trip, etc., must match or be verified compatible
- Avantage de coût: Domestic brands cost roughly 50%~65% of Schneider, ideal for budget projects
- Recommended Application Scenarios
| Scénario | Recommended Schneider | Alternative | Reason |
| Factory main incoming | MT32H2 MIC6.0 | CHINT NA1-3200X | Rupture élevée + smart protection |
| Commercial building | MT16H1 MIC5.0 | Delixi CDW6-1600 | Fiable + rentable |
| Data center | MT40H2 MIC6.0 | ABB E3H4000 | Ultra-high breaking + redondance |
| Compact panel | NW10H1 4P | CHINT NXA-1000 | Petite taille + full functions |
