Hena 26Pumping speed 25 m³/hUltimate pressure 0.3 mbar
Hena 25 PK D02 212 1Ph 220–240 V 50 Hz
The Pfeiffer Hena 25 is a single-stage oil-lubricated rotary vane vacuum pump of the HenaLine with a nominal pumping speed of 25 m³/h (50 Hz) or 30 m³/h (60 Hz) and an ultimate pressure of 0.3 mbar. Pfeiffer has discontinued the HenaLine; the replacement in the same size is the Busch R5 RA 0025 F. Ehrler & Beck advises on service for existing pumps and on changing over.
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- Pumping speed 25 m³/h 50 Hz
- Ultimate pressure 0.3 mbar
- Rated motor power 1.1 kW 50 Hz
| Variant | Part number |
|---|---|
| 3Ph 190–208/380–415 V 50 Hz / 220–230/440–460 V 60 Hz | PK D02 200 |
| 1Ph 220–240 V 50 Hz (selected) | PK D02 212 |
| 1Ph 100–120 V 60 Hz | PK D02 207 |
| 1Ph 220–240 V 60 Hz | PK D02 222 |
Pfeiffer Hena 25 – single-stage oil-lubricated rotary vane vacuum pump
The Pfeiffer Hena 25 is a single-stage oil-lubricated rotary vane vacuum pump of the HenaLine. The nominal pumping speed is 25 m³/h (50 Hz) or 30 m³/h (60 Hz), the ultimate pressure 0.3 mbar without and 1.5 mbar with gas ballast. The rated motor power depends on the version (see Technical data).No longer available
Pfeiffer has discontinued the HenaLine; according to Pfeiffer, these pumping speeds are now available within the Busch Group only as the Busch R5. In the same size this is the Busch R5 RA 0025 F (25 m³/h at 50 Hz, 30 m³/h at 60 Hz).Features
- Three-phase motor for 190–208/380–415 V (50 Hz) or 220–230/440–460 V (60 Hz)
- Integrated gas ballast valve and high-vacuum safety valve
- For all applications in the rough and medium vacuum range
Versions of the Pfeiffer Hena 25
The 4 versions differ in motor and voltage; order numbers according to the Pfeiffer catalogue 2013.Advice and service
Ehrler & Beck advises on service and spare parts for existing Hena pumps and on selecting the right Busch R5.| Pumping speed 50Hz | 25 |
|---|---|
| Ultimate pressure | 0.3 |
| Rated motor power 50Hz | 1.1 |
| Weight | 42 |
| Length | 56.4 |
| Width | 28.4 |
| Height | 30.2 |
| Inlet connection flange | DN 40 ISO-KF |
| Outlet connection flange | DN 40 ISO-KF |
| Noise level | 60 dB(A) |
| Cooling method | Air cooling |
Convert units: vacuum and pressure units · Nm³/h to m³/h
Additional technical data
| Technical data | Value |
|---|---|
| Nominal pumping speed | 25 m³/h (50 Hz) / 30 m³/h (60 Hz) |
| Ultimate pressure without gas ballast | 0.3 mbar |
| Ultimate pressure with gas ballast | 1.5 mbar |
| Nominal speed | 1500 min⁻¹ (50 Hz) / 1800 min⁻¹ (60 Hz) |
| Rated motor power | 1 kW (50 Hz) / 1.2 kW (60 Hz) (PK D02 200); 1.1 kW (50 Hz) (PK D02 212); 1.5 kW (60 Hz) (PK D02 207); 2 kW (60 Hz) (PK D02 222) |
| Sound pressure level without gas ballast | ≤ 60 dB(A) (50 Hz) / ≤ 63 dB(A) (60 Hz) (PK D02 200); ≤ 60 dB(A) (50 Hz) (PK D02 212); ≤ 63 dB(A) (60 Hz) (PK D02 207, PK D02 222) |
| Operating fluid | P3, 1 l |
| Cooling | Air |
| Vacuum connection (inlet) | DN 40 ISO-KF (female thread G 1¼" in the pump housing) |
| Exhaust connection (outlet) | DN 40 ISO-KF (female thread G 1¼" in the pump housing) |
| Dimensions (L × W × H) | 599 × 284 × 302 mm (PK D02 200); 564 × 284 × 302 mm (PK D02 212); 604 × 284 × 302 mm (PK D02 207, PK D02 222) |
| Weight | 35 kg (PK D02 200); 42 kg (PK D02 212, PK D02 222); 40 kg (PK D02 207) |
| Type of protection | IP 55 |
| Data source | Pfeiffer Vacuum, catalogue “Vacuum Technology Book II”, part 3.1 (2013) |







