Electric Knife Gate Valve

When your application demands precise automated control with intelligent feedback and remote monitoring capabilities, an electric knife gate valve delivers exceptional performance and advanced process integration. This sophisticated electric knife gate valve is engineered for applications requiring precise positioning control — whether you’re managing automated treatment plants, intelligent process systems, or critical infrastructure where advanced control and diagnostics are essential. The high-performance electric actuator ensures accurate positioning and consistent torque control, while maintaining the superior cutting action of our proven knife gate design. With intelligent control systems and comprehensive feedback capabilities, it provides advanced automated service in demanding industrial environments where precision and reliability are paramount.

Ready to achieve intelligent automation in your advanced process applications? Contact us today for an electric solution engineered for your specific control requirements. Let TOT Valve digitize your operations with proven electric precision.

The TOT Valve You Can Depend On – Electric Precision When Intelligence Meets Performance

When your process requires precise positioning, advanced diagnostics, or seamless integration with digital control systems, you need the superior intelligence of our electric knife gate valve. With precision electric actuators and smart control technology, this knife gate valve provides accurate positioning, comprehensive diagnostics, and exceptional reliability — all while maintaining the reliable cutting action that makes knife gates ideal for challenging media.

The electric operation design provides precise control and real-time feedback throughout the valve’s service life, making it the preferred choice for intelligent automation and Industry 4.0 applications.

Why Electric Knife Gate Valve Works for You?

electric knife gate valve features

Precision electric actuator provides accurate positioning with 0.1% repeatability
Variable speed control allows optimized opening/closing rates for process requirements
Intelligent diagnostics monitor actuator performance and predict maintenance needs
Multi-turn capability enables precise throttling and modulating control
Torque monitoring prevents valve damage and indicates process conditions
Corrosion-resistant construction ensures long-term reliability in harsh environments
Knife-edge gate cuts through fibrous materials, settled solids, and viscous media efficiently
Digital communication supports HART, Modbus, Profibus, and Ethernet protocols
Position feedback provides real-time valve position with 0.1° accuracy
Self-diagnostics continuously monitor actuator health and performance parameters
Emergency manual override maintains operation capability during power outages

Electric Knife Gate Valve Main Technical Specifications & Performance

Intelligent Automation, Precision Electric Control, Knife Gate Valve

Specification	Details
Design & Manufacturing Standard	MSS SP-81, AWWA C515, IEC 60034
Size Range	DN50 to DN1200 mm; NPS 2″-48″ (Customized to Your Request)
Pressure Ratings	PN6, PN10, PN16, PN25, ANSI 150-300Psi, 5K/10K, etc.
Working Pressure Classification	DN50–DN300: 16Bar; DN350–DN500: 10Bar; DN600–DN800: 6Bar; DN900–DN1200: 4Bar
Operating Speed	30-300 seconds full stroke (variable and programmable)
Power Supply	110VAC, 220VAC, 380VAC, 24VDC (50/60Hz)
Face-to-Face Standard	MSS SP-81, AWWA C515
Flange Connection Standards	GB/T9113–2010, EN1092–2002, ASME B16.5–2013, ASME B16.47–2011, AS2129–2000, AS4087–2004, JIS B2220–2004
Testing Standard	MSS SP-81, API 598, EN 12266-1, IEC 60534
Body Materials	WCB, CF8, CF3, CF8M, CF3M, 4A, 5A, 904L
Temperature Range	-40°C to +150°C (standard), up to +200°C with high-temp motors
Motor Protection	IP67, IP68, NEMA 4X, Explosion-proof (ATEX, FM, CSA)
Control Standards	IEC 60534, ISA-75, NEMA, IEC 61508 (SIL)
Applications	Process Automation, Water Treatment, Power Plants, Chemical Processing, Smart Manufacturing
Control Modes	On/Off, Modulating, Emergency Shut-off, Positioning Control

electric knife gate valve components

Electric Knife Gate Valve Main Components and Materials

Part Name	Material Options
	WCB	CF8	CF8M
Valve Body	WCB	CF8	CF8M
Gate	304SS	316SS	316L
Seat	EPDM/Metal	EPDM/Metal	EPDM/Metal
Electric Motor	Aluminum	Aluminum	316SS
Gear Box	Cast Iron	Aluminum	316SS
Motor Housing	Aluminum	Aluminum	316SS
Control Unit	Aluminum	Aluminum	316SS
Stem	2Cr13	316SS	316L
Stem Coupling	304SS	316SS	316L
Position Sensor	Aluminum	Aluminum	316SS
Limit Switches	Aluminum	Aluminum	316SS
Wiring Harness	PVC/PTFE	PVC/PTFE	PTFE
Junction Box	Aluminum	Aluminum	316SS
Manual Override	Steel	304SS	316SS
Mounting Bracket	Carbon Steel	304SS	316SS
Fasteners	A193-B7	A4-70	A4-80

Advanced Electric Actuation Technology

Precision Motor Control: Servo-quality motors with encoder feedback for accurate positioning

Variable Speed Drive: Electronic speed control optimizes cycle times for process requirements

Torque Limiting: Electronic torque monitoring prevents valve damage and indicates blockages

Self-Diagnostics: Continuous monitoring of motor current, temperature, and vibration

Digital Communication: Native support for industrial communication protocols

Backup Power: Optional battery backup for emergency operation during power outages

TOT Valve Tailored for Your Electric Automation Applications – Smart Control Systems

You can customize this electric knife gate valve for your exact automation requirements:

Motor Options:

Standard AC Motors: 110-380VAC, 50/60Hz for general automation applications
Servo Motors: High-precision positioning with encoder feedback
DC Motors: 24VDC operation for low-voltage control systems
Explosion-Proof Motors: ATEX, FM, CSA certified for hazardous areas

Control Systems:

Basic On/Off: Simple open/close control with limit switch feedback
Positioning Control: Precise valve positioning with 4-20mA or digital control
Modulating Service: Continuous throttling control for flow regulation
Safety Shut-off: Fast-acting emergency closure with SIL certification

Communication Options:

Analog Signals: 4-20mA, 0-10V position and diagnostic feedback
Digital Protocols: HART, Modbus RTU/TCP, Profibus DP, Foundation Fieldbus
Industrial Ethernet: EtherNet/IP, Profinet, EtherCAT for real-time control
Wireless: WirelessHART for remote monitoring applications

electric knife gate valve performance

Electric Performance & Control Data

Valve Size	Motor Power	Operating Time	Position Accuracy	Max Torque (Nm)	Power Consumption
DN50-80	0.25-0.5 kW	30-60 sec	±0.1%	500-1000	2-4A
DN100-150	0.5-1.0 kW	45-90 sec	±0.1%	1000-2000	4-8A
DN200-300	1.0-2.0 kW	60-120 sec	±0.1%	2000-4000	8-15A
DN350-400	2.0-3.0 kW	90-180 sec	±0.2%	4000-8000	15-25A
DN450-600	3.0-5.0 kW	120-300 sec	±0.2%	8000-15000	25-40A

Digital Integration & Industry 4.0 Ready

Smart Valve Technology: Built-in intelligence provides predictive maintenance capabilities

Cloud Connectivity: Optional IoT gateways for remote monitoring and control

Data Analytics: Performance trending and optimization recommendations

Cybersecurity: Industrial-grade security protocols and encrypted communications

Asset Management: Integration with plant asset management systems

Remote Diagnostics: Expert support through secure remote access capabilities

Performance Advantages & Testing

Precise Positioning: Electronic control provides repeatable and accurate valve positioning

Diagnostic Intelligence: Continuous monitoring identifies potential issues before failure

Energy Efficiency: Variable speed control minimizes power consumption

Process Optimization: Real-time feedback enables closed-loop process control

Reduced Downtime: Predictive maintenance prevents unexpected failures

Remote Monitoring: 24/7 surveillance capability from control rooms or mobile devices

Quality Assurance & Certification

Every TOT electric knife gate valve undergoes rigorous testing:

Hydrostatic pressure testing at 1.5x working pressure
Electric performance testing including speed, torque, and positioning accuracy
Endurance testing for motor and gear box durability
Environmental testing for temperature, humidity, and vibration resistance
EMC testing for electromagnetic compatibility in industrial environments
Safety certification including functional safety (SIL) where required

Installation & Commissioning Benefits

Plug-and-Play Installation: Pre-configured and tested actuator/valve assemblies

Flexible Power Options: Multiple voltage and frequency options available

Simple Wiring: Standard industrial connectors and comprehensive wiring diagrams

Auto-Commissioning: Self-setup routines for rapid system integration

Configuration Tools: PC-based software for setup and diagnostics

Training Programs: Comprehensive operator and maintenance training available

Advanced Control Features

Adaptive Control: Learning algorithms optimize operation for specific applications

Load Monitoring: Real-time torque feedback indicates process conditions

Fault Detection: Comprehensive alarm and diagnostic capabilities

Remote Updates: Firmware updates via network connection

Historical Data: Performance logging and trend analysis capabilities

Integration Ready: Native support for major DCS and SCADA platforms

Environmental & Safety Compliance

Hazardous Area Certification: ATEX, IECEx, FM, CSA approvals available

Functional Safety: SIL 2/3 certified designs for safety instrumented systems

Environmental Protection: IP67/IP68 ratings for harsh industrial environments

EMC Compliance: Meets industrial electromagnetic compatibility standards

Energy Efficiency: NEMA Premium efficiency motors available

Quality Standards: ISO 9001 certified manufacturing and IEC 61508 functional safety

Contact TOT Valve today for technical consultation and competitive quotation on your electric knife gate valve requirements for intelligent automation applications.