Product Description
Welch Capture CRR-1 Refrigerant Recovery Pump Belt-Driven Vacuum Pump
Welch part number: CRR-1A
Factory configuration: 115 V / 60 Hz / 1-phase
Overview
The Welch Capture CRR-1 is a belt-driven refrigerant-recovery vacuum pump designed to collect refrigerant and solvent vapor in an appropriate downstream recovery setup. Its single-stage design prioritizes vapor handling and recovery duty rather than the deep-vacuum performance of a two-stage DuoSeal pump.
| Pumping speed | Ultimate pressure | Pump design | Oil capacity |
|---|---|---|---|
| 10.6 cfm / 300 L/min | 3 × 10⁻² Torr / 0.04 mbar | Single-stage capture pump | 2.4 L |
Configuration
| Field | This product |
|---|---|
| Welch part number | CRR-1A |
| Model | Capture CRR-1 Refrigerant Recovery Pump |
| Electrical / factory configuration | 115 V / 60 Hz / 1-phase |
| Purchase status | Call for pricing and availability |
Features
- Low-speed belt drive supports smooth operation and long service life.
- Oil-sealed rotary-vane mechanism provides dependable vacuum performance.
- Serviceable construction supports routine seal, vane and gasket replacement.
- Factory motor and inlet configuration is identified by the exact Welch part number.
- Capture-pump design supports refrigerant and solvent recovery applications.
Technical Specifications
| Specification | Value |
|---|---|
| Pump design | Single-stage capture pump |
| Free-air displacement | 10.6 cfm / 300 L/min |
| Ultimate pressure | 3 × 10⁻² Torr / 0.04 mbar |
| Pump speed | 525 rpm |
| Oil capacity | 2.4 L |
| Motor rating | 1 hp |
| Inlet connection | 1 in NPT; 7/16 in tubing |
| Approximate weight | 136 lb |
| Approximate dimensions (L × W × H) | 22 × 15 × 18 in |
Published performance is nominal and may vary with motor frequency, condition, lubricant, process gas and measurement method. Confirm the exact part number before ordering.
Available Configurations
| Welch part number | Electrical / factory configuration | Availability |
|---|---|---|
| CRR-1A | 115 V / 60 Hz / 1-phase | This configuration |
Maintenance, Oil & Filters
| Maintenance item | Recommended product or resource | Part number / notes |
|---|---|---|
| Vacuum pump oil | Welch DuoSeal oil; confirm current oil and process requirements | Recovery service may require application-specific oil handling. |
| Repair kit | Welch repair kits | Confirm model and serial number |
| Exhaust filtration | Welch exhaust filtration | Confirm connection and process; confirm fit and connection before ordering |
| Resource Center | Welch Vacuum Pump Resource Center | VPS-owned cross references, parts and maintenance guidance. |
Applications
Refrigerant and solvent recovery systems with an appropriate downstream collection setup.
Resources
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