electric knife gate valve

  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve
  • PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve

PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve

PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve

ApplicationGeneralPlace of OriginShenzhen, China
PowerElectricCustomized supportOEM, ODM, OBM
Model NumberPZ973X-16CBrand NameKAILIWEI
Valve performance characteristicsRound single valve plate typeConnection methodflange
Operating temperature-25℃~325℃Actuator performance characteristicsOrdinary switch type
working mediumsewage, dustNominal diameter200(mm)
Nominal pressure1.0Mpasealing materialalloy steel
Body materialBody material


1. Introduction

The PZ973X-16C Electric Actuator Knife Type Stainless Steel Gate Valve is designed for precise and automated control of fluid flow in various industrial applications. This valve features a robust stainless steel knife gate and an electric actuator for efficient and reliable operation. It is suitable for handling slurry, viscous, and abrasive fluids.

2. Features

  • Material: Stainless Steel body and gate (SS304/SS316).
  • Design: Knife gate design to handle slurry, viscous, and abrasive fluids.
  • Seal: Resilient or metal-to-metal seal options for tight closure.
  • Actuation: Electric actuator for automated operation.
  • Connection: Flanged, wafer, or lugged ends for versatile installation.
  • Pressure Rating: PN16 (16 bar).
  • Standards: Manufactured according to industry standards (e.g., ISO, API).

3. Applications

  • Mining industry.
  • Wastewater treatment plants.
  • Pulp and paper industry.
  • Chemical processing.
  • Power generation.

4. Technical Specifications

ParameterSpecification
Valve SizeVarious sizes available
Body MaterialStainless Steel (SS304/SS316)
Gate MaterialStainless Steel (SS304/SS316)
Seal MaterialResilient (EPDM, NBR, etc.) or Metal-to-Metal
Pressure RatingPN16 (16 bar)
Temperature Range-10°C to 200°C (14°F to 392°F)
Connection TypeFlanged, Wafer, Lugged
Face-to-Face DimensionAccording to ISO 5752 or API 609
MediaSlurry, abrasive and viscous fluids
Operating VoltageTypically 220V/380V AC
ActuationElectric Actuator
Leakage RateZero leakage (resilient seal)
Testing StandardAPI 598

5. Installation Instructions

5.1 Preparation

  1. Ensure the pipeline is clean and free of debris.
  2. Verify that the valve specifications match the application requirements.
  3. Check the electric actuator for proper configuration and voltage compatibility.

5.2 Alignment

  1. Align the valve with the pipeline flanges.
  2. Ensure proper alignment to avoid stress on the valve body and flanges.

5.3 Bolting

  1. Secure the valve using appropriate bolts and nuts.
  2. Tighten bolts evenly in a crisscross pattern to ensure a proper seal.

5.4 Electrical Connection

  1. Connect the electric actuator to the power supply according to the manufacturer's wiring diagram.
  2. Ensure all electrical connections are secure and properly insulated.

5.5 Testing

  1. Test the valve for proper operation using the electric actuator.
  2. Check for leaks and ensure the valve opens and closes smoothly.

6. Maintenance

6.1 Regular Inspection

  • Periodically inspect the valve and actuator for signs of wear or damage.
  • Check the gate, seals, and stem for any abnormalities.

6.2 Seal Replacement

  • Replace the seals if leakage is detected.
  • Use compatible seal materials for the specific media and operating conditions.

6.3 Actuator Maintenance

  • Follow the actuator manufacturer's maintenance guidelines.
  • Ensure the actuator operates smoothly and is free from debris.

6.4 Gate Inspection

  • Inspect the gate for wear and replace if necessary.
  • Ensure the gate moves freely without obstruction.

7. Safety Precautions

  • Ensure the pipeline is depressurized before performing any maintenance.
  • Use appropriate personal protective equipment (PPE) when handling the valve.
  • Follow all relevant safety standards and guidelines.
  • Ensure all electrical connections are de-energized before maintenance.

8. Troubleshooting

IssuePossible CauseSolution
Valve does not open/closeObstruction in the gate areaInspect and clean the gate area
Leakage through the sealWorn or damaged sealReplace the seal
Actuator not respondingElectrical issue or actuator faultCheck electrical connections and actuator status
Difficulty in manual operationDebris or damage in the stem or gateClean and inspect the stem and gate
PRODUCT DESCRIPTION

SPECIFICATION
NameElectric knife gate valve
Model PZ973X-16C/P
Power supply voltage 220v
Valve body materialstainless steel/carbon steel
Valve plate materialstainless steel/carbon steel
Sealing formhard seal/soft seal
Connection methodclamping
Working typeswitch type/adjusting type
Applicable temperaturehard seal ≤ 425 ℃ / soft seal ≤ 80 ℃


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