Flow rate (at atm. pressure) l/min
Vacuum mbar absolute
Pressure bar g
KNF N 87 TTE Ex - Ex-proof Pump with ATEX/IECEx Compliance
Emission Measurement Pumps to ATEX and IECEx

KNF N87 TTE Ex is explosion-proof according to 2014/34/EU (ATEX) and IECEx with highly gas-tightness of the pump head, the leakage rate is approximately 6×10-3 mbar l/s only (not tested in serial production).

The special valves ensure minimum resistance to flow. And, the stress-optimized structured diaphragm is for the first time equipped with this new range of pumps, making KNF N 87 TTE Ex a durable product of high pneumatic performance.

Please contact us for further information.

    • Explosion-proof versions to ATEX/IECEx
    • Minimized pneumatic loss
    • Chemically resistant
    • Long service life
    • Maintenance free
    • Can operate in any installed position
    • Uncontaminated flow due to oil-free operation
    • Ready for assembly
    • High level of gas tightness, approx. 6×10-3 mbar × l/s (not tested in serial production)
  • Flow rate l/min at atm. pressure7.5
    Ultimate vacuum mbar absolute140
    Operating pressure bar g1.5
    Permissible ambient temperature °C+5° to +40°C
    Motor protectionIP 66
    Weight kg7.0 kg
    Protection for pump parts Ex II 2G c IIB + H2 T4 X
    Protection for AC motor Ex II 2G Ex db IIC T4
    • Pump head: PVDF
    • Diaphragm: PTFE-coated
    • Valves: FFPM
  • Title Order No.
    Inserted screw connection D 6PVDF, G 1/8014049
    Hose connector for tube ID 6PVDF, G 1/8123363

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