Materials and
Components
:
- Parts in contact with the medium are made solid of PVDF, (up to +95° C),
  or PP (up to +80° C)
- Housing seal alternatively made of FKM, EPDM, FEP or Kalrez®
- Also with extension pipe and/or with filter basket
- High-quality electric motors made in Germany

Material details: - PVDF:

- PP:
- FKM:
- EPDM:

- FEP:

- Kalrez®:  
Polyvinylidene Fluoride, Pure, milky white,
not colored (up to +95° C)
Polypropylene, Fiber glass-reinforced, gray (up to +80° C)
Viton® quality, -20...+200° C
Ethylene propylene diene M-class rubber,
Food-safe (FDA, KTW, WRC), -40...+160° C
Fluorinated ethylene propylene with Viton® or silicone core, -60…+200° C
High performance elastomere up to +315° C



Motor details: - Standard Motors (stock items):
  - Three-phase motors:

- Alternating current motors:
230/400 V 3ph, 50 Hz, IP 55, insulation-class F
or 277/480 V 60 Hz also with PTC thermistor
230 V 1ph, 50/60 Hz, IP 55, Insulation class F

- Special design models (available):
  - Three-phase motors, explosion proof, flameproof enclosure, EEx de II CT4
- Special voltages and frequencies
- 2-, 4- and 8-pole
- UL and CSA execution
- Special protection types (e.g. IP 65)
- High temperature designs
- Special insulation classes (e.g. tropical insulations)
- Multi area voltage (e.g. 220-290 / 380-500 V 50 Hz; 220-332 / 380-575 V 60 Hz.)
- Additional designs upon enquiry.