WIGGENS V300A Vacuum Filtration Kit
| Brand | WIGGENS |
|---|---|
| Origin | Germany |
| Pump Type | Oil-Free Piston Vacuum Pump |
| Maximum Vacuum | 150 mbar |
| Flow Rate | 17 L/min |
| Filtration Assembly | VF6 Glass Filter Flask Set (1000 mL Collection Bottle, 300 mL Glass Funnel) |
| Filter Diameter | 47/50 mm |
| Effective Filtration Area | 8 cm² |
| Tubing ID | 8 mm |
| Compliance | CE, RoHS, ISO 9001 Certified |
Overview
The WIGGENS V300A Vacuum Filtration Kit is an engineered solution for routine liquid-phase sample preparation in analytical and quality control laboratories. Designed around a robust oil-free piston vacuum pump, this system operates on positive displacement principles—utilizing reciprocating piston motion within a PTFE-coated cylinder to generate vacuum without lubricating oil. This eliminates oil carryover, vapor contamination, and maintenance intervals associated with traditional rotary vane pumps. With a maximum achievable vacuum of 150 mbar (absolute) and a stable flow rate of 17 L/min at ambient conditions, the V300A delivers consistent suction performance suitable for gravity-assisted or pressure-driven filtration across aqueous and mildly polar solvents. Its modular architecture integrates seamlessly with standard laboratory glassware and complies with core safety and environmental directives applicable to benchtop vacuum systems in regulated environments.
Key Features
- Oil-free piston technology ensures zero hydrocarbon contamination—critical for HPLC mobile phase preparation, pharmaceutical filtrate integrity, and microbiological assay validity.
- Direct-drive motor coupling eliminates belt wear, slippage, and harmonic vibration—resulting in sound pressure levels below 52 dB(A) and minimal mechanical resonance during extended operation.
- Integrated inlet particulate/moisture filter protects internal components from aerosolized solids and condensable vapors, extending service life and maintaining volumetric efficiency over time.
- VF6 filtration assembly includes borosilicate glass components (DIN 2551-compliant), a 300 mL funnel with ground-glass joint (ISO 1773), and a 1000 mL collection flask with side-arm and stopcock—enabling rapid setup and safe solvent handling.
- High-purity silicone tubing (USP Class VI certified) with 8 mm internal diameter provides chemical resistance to alcohols, acetone, dilute acids/bases, and maintains dimensional stability under continuous vacuum load.
Sample Compatibility & Compliance
The V300A is validated for use with aqueous buffers, saline solutions, culture media, environmental water extracts, and organic solvents with low vapor pressure (e.g., methanol, acetonitrile, ethyl acetate). It is not rated for halogenated hydrocarbons, strong oxidizers (e.g., concentrated HNO₃), or highly volatile solvents (e.g., diethyl ether, pentane) without additional cold trap integration. The system conforms to EN 61000-6-3 (EMC emission limits), EN 61000-6-2 (immunity), and carries CE marking under the EU Machinery Directive 2006/42/EC. All electrical components meet IP20 ingress protection requirements. Documentation supports GLP-aligned validation protocols—including IQ/OQ documentation templates and traceable calibration certificates for vacuum gauge linearity (±2% full scale).
Software & Data Management
While the V300A operates as a standalone analog system, its vacuum output is compatible with external digital pressure loggers (e.g., WIKA CPG1500, Druck DPI 620) via standard 6 mm vacuum port. Integration with LIMS platforms is achieved through optional RS-485 or 4–20 mA analog output modules (sold separately), enabling audit-trail-capable recording of vacuum setpoints and runtime duration per filtration batch. Firmware-upgradable controllers are available for multi-step programmable vacuum ramping—supporting FDA 21 CFR Part 11-compliant electronic signatures when paired with validated software environments.
Applications
- Environmental testing: Suspended solids (TSS) determination per EPA Method 160.2 and ISO 11923.
- Pharmaceutical QC: Sterile filtration of injectables and buffer solutions prior to membrane integrity testing (ASTM F838).
- Food & beverage analysis: Clarification of juice, dairy, and brewing samples prior to spectrophotometric or chromatographic analysis.
- Academic research: Rapid desalting of protein fractions, cell lysate clarification, and nanoparticle recovery via size-selective membranes.
- Drinking water safety: Pre-filtration for coliform enumeration using membrane filtration techniques (ISO 9308-1, APHA 9222 B).
FAQ
What is the expected service life of the V300A pump under continuous daily use?
With proper inlet filtration and ambient operating temperatures (15–30°C), the piston seal and cylinder assembly maintain nominal performance for ≥10,000 hours—equivalent to ~5 years at 6 h/day usage.
Can the V300A be used with 0.22 µm sterilizing-grade membranes?
Yes—provided the filtrate viscosity remains below 15 cP and particulate loading is <5 mg/L; higher loads require pre-filtration or reduced vacuum setpoint to prevent membrane blinding.
Is the VF6 glassware autoclavable?
Borosilicate 3.3 glass components are autoclave-safe at 121°C for up to 20 cycles; however, repeated thermal cycling may reduce joint tolerance—inspect ground-glass surfaces periodically for microfractures.
Does the system include vacuum level monitoring?
No built-in gauge is included; however, the side-arm port accepts standard analog or digital vacuum gauges (e.g., MKS Baratron 627B) with NPT 1/4″ or metric M12×0.5 threading.
How does the V300A compare to diaphragm-based vacuum systems in terms of ultimate vacuum?
Piston pumps achieve deeper base pressures (150 mbar) than most lab-grade diaphragm units (typically 50–80 mbar), making them preferable for applications requiring higher driving force across dense filter matrices.
