Butterfly valve Type 22.014 - ZIVA-Z

Butterfly valve with centring eyes, industrial design, favourable Zeta values, soft sealing, maintenance-free, stainless steel disc, fully isolatable according to energy saving regulations - EnEV, centric disc bearing, body with centring eyes, body made of spheroidal graphite iron (GGG40), high-quality epoxy housing coating, sleeve seal EPDM (W270)/NBR/FPM exchangeable sleeve, body dismountable, through stem, triple bearing, stem blow-out protection, connection of stem and disc not touched by medium, flared flanges DIN EN 1092-1, NBR with DIN DVGW registration: Gas, EPDM with DIN DVGW registration Drinking water

max. differential pressure: 16 bar up to DN200 , from DN200 max. 10 bar

Nominal pressure: PN 6 / 10 / 16

Nominal size: DN25 - DN600

Actuation: Locking lever , worm gear or actuator

Technical data


Body: Spheroidal graphite iron GGG 40; EN-JS1030 (0.7040)

Disc: Stainless steel 1.4581

Cuff: Optionally EPDM, NBR or FPM Viton


EPDM -10º C up to +130º C

NBR -10º C up to +80º C

FPM Viton -10º C up to +150º C; (FPM Viton: not suitable for hot water)


Wafer-type butterfly valve type ZIVA-Z with drinking water and gas approval for installation between flanges according to DIN.

Nominal size:

DN25 - DN600

DN25 up to DN200: Operation with ratchet lever (on request also with gear, electric actuator etc.)

DN250 up to DN 600: Operation with worm gear (on request also with electric actuator; pneumatic actuator, etc.)

Nominal pressure:

PN6 - PN16


  • NBR Cuff with DIN DVGW registration NG4313BQ0462, according to DIN EN 13774 for GAS
  • EPDM sleeve with DVGW registration NW-6201BQ0460, according to DIN EN 1074-1/-2 for drinking water (W270)
  • Alternatively also with ÖVGW registration for gas and drinking water (on request)


  • Fine adjustment and locking device
  • Worm gear and position indicator
  • electric actuator with position indicator, 230V 50 Hz or 400V 50 Hz 3~
  • pneumatic part-turn actuator, single-acting or double-acting
  • THEA = THErmo display -20°C up to +40°C or 0°C up to 120°C
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