Modèle: VSNC-B-T32-MZD-D12
Type de produit: 3/2-chemin électrovanne, NPT thread, retour à ressort, à action directe, MZD coil
Spécifications de base
Numéro de commande: 575616
Fonction: 3/2 normalement fermé, retour à ressort
Taille du port: NPT1/4
Pression de service: 0-10 bar
Moyen: Air comprimé, filtered, sans huile / oil-lubricated optional
Tension de bobine: DC12V (MZD coil)
Classe de protection: IP65 (with proper plug fitted)
Nominal flow: environ. 700 l/min
Montage: Sub-base mounting; suitable for individual valve or manifold assembly
Température ambiante: -10 … +50 °C
Décodage du code modèle
`VSNC-B-T32-MZD-D12`
- VSNC: Valve series
- B: Sub-base mounting
- T32: 3/2 normalement fermé, NPT1/4 port
- MZD: DC high-power solenoid coil
- D12: Coil rated voltage DC12V
Application
Pneumatic control systems, automated machinery, lignes de production, robotic actuators; standalone installation or compact manifold assembly.
Alternative Selections
- Même série: 575617 → DC24V version (most common drop-in replacement)
- Equivalent national: 3/2 NC solenoid valve with 1/4 NPT, DC12V; verify flow rate and sub-base mounting dimensions.
Approvisionnement & Inspection Notes
Vérifier la tension de la bobine: 575616 is DC12V, do not confuse with DC24V model 575617
Port thread is NPT (taper thread), not G parallel thread
Used-valve inspection: energize to verify spool switching, check for internal leakage, mesurer la résistance de la bobine
FAIRE LA FÊTE 575616 (VSNC-B-T32-MZD-D12) Operating Environmental Conditions
Numéro de commande. 575616, VSNC series 3/2 normally closed solenoid valve, DC12V, NPT1/4
- Plage de température
Température ambiante de fonctionnement: -20℃ ~ +60℃ (-10℃ … +50℃ recommended for long-term full-load coil service life)
Compressed-air medium temperature: -20℃ ~ +60℃
Stockage / température de transport: -40℃ ~ +70℃
Note for low-temperature service: Compressed air must be adequately dried to prevent internal icing and spool jamming.
- Protection contre la pénétration
Indice IP65 (only valid with properly fitted and locked original DIN connector)
⚠️ Without plug fitted, IP rating is invalid. Not for splash-prone or dusty environments. Non-explosion-proof unit; must not be deployed in hazardous explosive atmospheres.
- Medium Requirements
- Permitted media: Air comprimé, inert gas. Vapeur, corrosive gas or liquid media are prohibited.
- Compressed-air quality class: ISO 8573-1:2010 [7-4-4]; minimum filtration grade 40 μm. Oil-fog lubrication optional. Once oil lubrication is applied, continuous oil supply must be maintained; switching back to oil-free operation is not allowed.
- Pression de service: 2.5-10 bar; minimum actuation pressure 2.5 bar. Spool may fail to shift reliably below this threshold.
- Corrosion, Humidité, Vibration & Choc
CRC-2 moderate corrosion resistance: Designed for general-purpose industrial workshops. Not suitable for heavy salt-spray, strong acid/alkali, or heavy cutting-fluid splash conditions.
Humidité relative: 5-95%. Condensation permissible only if connector sealing prevents coil short-circuit from internal dew formation.
Vibration and shock: Compliant with EN60068-2 for typical industrial vibration. Avoid sustained shock above 10-20 g, which may trigger unintended switching or coil damage.
Orientation de montage: unlimited, any installation angle allowed
- Suitable Working Conditions
✅ Recommandé: General-purpose automated assembly lines, machines d'emballage, robotic equipment, wood-working machines, standard machine tools, indoor pneumatic manifolds, moderately dusty dry workshops.
❌ Not recommended:
Outdoor exposed installation with persistent rain exposure (IP65 is splash-resistant only, not for long-term sun/rain exposure)
Salt-spray coastal locations, electroplating workshops, heavily corrosive chemical environments
Explosion-hazard zones (pas d'ATEX / certification antidéflagrante)
Locations where heavy cutting fluid or oil mist directly impinges the coil assembly
- On-Site Operational Recommendations
- NPT tapered thread: Do not over-torque valve body during installation to avoid housing cracking.
- DC12 V coil: Permitted supply voltage tolerance: -14% ~ +10%. Excessive deviation causes coil overheating and burnout.
- Humidité élevée / large diurnal temperature swing: Apply sealant at connector interface to stop condensed moisture entering coil cavity.
- Low-temperature installation: Fit upstream air dryer to eliminate condensate and icing risk.
FAIRE LA FÊTE 575616 (VSNC-B-T32-MZD-D12) Dimensional Data
Unité: mm; valve body only, electrical plug excluded; port NPT1/4
Overall Physical Dimensions
| Article | Valeur | Remarques |
| Valve body width | 32 | VSNC series standard width |
| Longueur totale (with MZD coil) | 112 | Body plus complete coil assembly |
| Valve‑body height (coil removed) | 42 | |
| Overall height (y compris la bobine) | 58 | Measured from mounting base surface to coil top face |
| Poids | 420 g | Complete unit (corps de vanne + MZD‑D12 coil) |
Pneumatic Port Specification
Ports de travail: NPT 1/4 (taper thread, not G parallel thread)
Mounting style: sub-base mounting, bottom-entry manifold ports.
Sub-Base Mounting Hole Layout (valve bottom face)
- Attache: M5 clearance holes
- Center-to-center distance between mounting holes: 44 mm
- Edge clearance from mounting hole to valve side face: 8 mm
Compatible with standard VSNC sub-bases and manifold plates.
MZD-D12 DC12V Coil Dimensions
Coil width: 32 mm
Coil thickness: 24 mm
Interface électrique: Standard DIN43650 Form-A plug. Plug protrudes approx.13 mm outward; reserve clearance in cabinet layout.
Layout Clearance Reference
Without plug fitted: 112(L) × 32(W) × 58(H)
With standard plug fitted: add 13 mm along length axis → total length ≈125 mm
Important Reminders
- Do not force NPT taper thread into G-thread base, thread damage will occur.
- Manifold stacking: each valve occupies fixed 32 mm width.
- I can supply dimension-annotated drawing notes for CAD, or HS-code information upon request.
FAIRE LA FÊTE 575616 (VSNC-B-T32-MZD-D12) Performances de débit
Order No.575616; 3/2 Caroline du Nord, NPT1/4, sub-base-mounted, DC12 V coil
| Paramètre | Valeur | Note |
| DIN1343 standard nominal flow | 700 l/min | Reference test:6 bar supply, ΔP=1 bar, flow path 1→2 output |
| C value | 3.0 l/s·bar | Pneumatic flow coefficient for real‑world calculation |
| b value | 0.45 | Subsonic flow factor |
| Kv value | 1.6 m³/h | |
| Exhaust flow (port 2‑3) | ≈580 l/min | Exhaust capacity is lower than supply flow |
⚠️ Common online-source error: Do not confuse VSNC (32 mm width 3/2 soupape) with high-flow VUVS series (2000 l/min); parameters are not interchangeable.
Practical Flow Estimation
- Supply pressure 6 bar(g), downstream load pressure 5 bar: practical output ~640-680 l/min
- Supply pressure 8 bar(g), downstream load pressure 6 bar: practical output ~780-820 l/min
Directives de candidature
- 3/2-way valves are intended for single-acting cylinders, blow-off and vent circuits. Not suitable for driving large-bore double-acting cylinders.
- If flow 900 l/min is required, upgrade to VUVS series.
- For NPT1/4 port, max recommended tubing OD is 12 mm. Excess pipe length will further reduce actual flow capacity.
Switch-Time Specifications
Energize / Valve open:15 MS
Retour du printemps / Valve close:28 MS
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