search

VALVE PRODUCTS

COVNA aims to provide customers quailty products with competitive pricing

COVNA HK60-Z-S Multi Turn Electric Actuator Knife Gate Valve

Pioneers in the industry, COVNA offer electric knife gate valve, basalt line gate valve, resilient seated gate valve, resilient seated sluice valve and industrial edge gate valve. Superior grade, high efficiency, low power consumption, modular design and weather resistant best describe the quality of Motorized Knife Gate. Valves are available in wafer or lug style, as well as with cast iron bodies or stainless steel bodies

  • Model: HK60-Z-D
  • Size Range: 2'' to 16''
  • Pressure Range: 0.6MPa~10MPa (87~1450PSI)
  • Material: Cast Iron

Stainless Steel Knife Gate Valve with Multi-Turn Electric Actuator

Note: Hard seal only

  • Application: Water treatment, paper-making, power industry, chemical industry, iron and steel industry, mining, food processing, petroleum, etc.
  • There are two types of flameproof products: dⅠ and dⅡBT4
  • 1) dⅠ is suitable for non-excavating working face of a coal mine;
  • 2) dⅡBT4 is used for factories and suitable for the environment
  • Outdoor type is used in places without flammable/explosive and non-corrosive media
  • It is an explosive gas mixture of T1 ~ T4 group of Class ⅡA and ⅡB. 
  • Suitable Medium: Pulp, sewage, slurry coal, ash, slag-water mixture, gas.

technical parameters of valve actuator

Power supply conventional: single phase 220v, three-phase 380v
special: three-phase 400v, 415v, 660v(50Hz, 60Hz)
Working environment Ambient temperature: -20 ~ + 60 ℃ (special temperature environment can be customized)
Relative humidity: 95% (at 25 ° C)
Input signals Analog quantity 4mA-20mA DC, input impedance 250Ω

On-off quantity active 24V DC

The profibus-dp MODUS (optional) 

Output signals 4mA-20mA DC load resistance 750Ω or less

6 groups of passive contacts

Profibus-DP or MODUS (optional)

Protection level Outdoor type and explosion-proof type are IP55 (IP65, IP67, IP68 can be provided for special order)
Working system short time 10 minutes (15-60 minutes for special order)

Multi Turn Electric Actuator Knife Gate Valve

technical parameters of valve body

Valve Body Valve components
Nominal size DN50-DN400 Sealing material PTFE,NBR,EPDM,VITON
Body Material Cast Iron or Stainless Steel Disc Material SS304
End Connection Flange Stem Material Cast iron, WCB
Operating Pressure 0.6~10MPa (87~1450PSI) Applicable media Water, Air, Gas, Oil, Liquid
Structure Midline structure/A-Type Design standard ANSI, JIS, DIN, BS, GB

knife gate valve

PZ73W-150LBP
NPS DN D1 D2 D3 N-M z-d L
4” 100 229 190.5 157 2-M5/8-11 6-Φ19 51

company certificates

company certifications

Get A Quick Quote

    whatsapp
    email
    go to top