ЭКСКАВАТОР ТОПЛИВНЫЙ ФИЛЬТР двигателя Запасные части EF-55040 360-8960 3608960 360-8958 3608958 SN40678 4461490 SN40730 360-8960 4461492
3,85 $ - 4,45 $
Lefoo Lfz dq маленький латунный автоматический регулирующий Электрический шаровой кран для кондиционирования воздуха
- Категория: >>>
- Поставщик: Zhejiang Lefoo Controls Co. Ltd.
Сохранить в закладки 1600638457884:
Описание и отзывы
Характеристики
Products Description
LFZ-DQ Electrical regulating ball valve
In HVAC and water system, ball valves are used as automatic control valves. It has adjustable flow ratio, high reliability and long ser vice life. It uses graphite to strengthen the valve body sealing ring and double EPDM valve stem sealing ring. It has integrated valve distribution butterfly inside and is not afraid of reverse pressure difference. It has the characteristic of equal percentage flow. Its high turn-off pressure is 1.4MPa. The rated working pressure is PN20. The maximum working pressure difference is 0.35Mpa. It has a manual actuator short-circuit push button. Working temperature is -5 to 121 °C. It is suitable for central air conditioning, hot and cold water supply system, steam humidification, etc.
Specification
Model | Diameter | two-way flow | three-way branch flow | power supply | control signal | Fauxiliary switch |
LFZ-DQ 15 | DN 15 | 4.0 | 2.5 | AC/DC24V/230V | switch/adjus | one set |
LFZ-DQ 20 | DN 20 | 4.0 | 2.5 | AC/DC24V/230V | switch/adjus | one set |
LFZ-DQ 25 | DN 25 | 10.0 | 6.3 | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 32 | DN 32 | 16.0 | 10.0 | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 40 | DN 40 | 25.0 | 16.0 | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 50 | DN 50 | 40.0 | 25.0 | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 65 | DN 65 | 63.0 | / | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 80 | DN 80 | 100.0 | / | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 100 | DN 100 | 160.0 | / | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ 125 | DN 125 | 250.0 | / | AC/DC24V/230V | switch/adjus | two sets |
LFZ-DQ150 | DN 150 | 400.0 | / | AC/DC24V/230V | switch/adjus | two sets |
Technical Parameter
General | Value | General | Value |
Diameter range | DN15-DN150 | Rotation angle | 0-90° |
Connection mode | DN15-DN50(female thread connection) DN65-DN150(flanged connection) | Installation position | vertical installation |
medium | Hot and cold water, unsaturated steam, 50% ethanol water, etc. | Flow characteristics | Equal percentage |
Medium temperature range | -5℃-120℃ | Bearing pressure of valve body | 1.6Mpaflang2.0Mpa screw thread |
Adjustable ratio of valve | >100 | Material of valve body | Forged brass (thread) nodular cast iron (flange) |
Leakage rat | no leakage from the factory | Valve core material | 304 stainless steel |
Max.allowable pressure difference | 0.35Mpa | Valve stem material | 304 stainless steel |
Max. cut off pressure difference | 1.4Mpa | Sealing ring | EPDM |
Company Profile
ABOUT LEFOO
LEFOO CONTROLS, the company covers an area of 50,000 square meters, with more than 500 large-scale processing equipment, 30 production lines, and a strong team of more than 1,000 people.
The successful and lasting presence in North America, Europe, Asia, Australia and South America, also strengthened by the prestigious TUV ISO 9001:2008 certification and by many other specific product approvals prove LEFOO to be a qualified international manufacturer able to suit the most various and demanding technological requirements.
HIGH-QUALITY
120+ certifications and patents
HIGE STORAGE
With a production base of 50000 square meters and above and more than 1000 strength team
CUSTOMIZED
OEM,ODM supported as requested
EXHIBITON
LEFOO FACTORY
LEFOO CERTIFICATE
PACKING&SHIPPING
FAQ
1.What kind of products do you offer ?
Zhejiang Lefoo Controls Co., Ltd. develops and manufactures reliable, high quality standard pressure sensors, pressure transmitters, differential pressure transmitters, pressure switches Pressure Control,temperature control Devices offering innovative solutions and components able to outfit at best machines and production systems and give a single answer to any requirements in pressure control systems.
Zhejiang Lefoo Controls Co., Ltd. develops and manufactures reliable, high quality standard pressure sensors, pressure transmitters, differential pressure transmitters, pressure switches Pressure Control,temperature control Devices offering innovative solutions and components able to outfit at best machines and production systems and give a single answer to any requirements in pressure control systems.
2.Are you manufacturer ?
Yes, we are manufacturer with 3 factories.
3. How can I get the quotation?
Send your inquiry to us by the inquiry from on the right-side or the bottom of this page,
4.Could I get samples?
Yes,we have materials in stock to help you to get the samples as soon as we can.
5. Can you make customized products ?
Yes, customized is accept, please contact us for specific requirements.
6.Can I to be your distributor ?
Please contact us directly for details. Looking forward to work with distributors all over the world.
Yes, we are manufacturer with 3 factories.
3. How can I get the quotation?
Send your inquiry to us by the inquiry from on the right-side or the bottom of this page,
4.Could I get samples?
Yes,we have materials in stock to help you to get the samples as soon as we can.
5. Can you make customized products ?
Yes, customized is accept, please contact us for specific requirements.
6.Can I to be your distributor ?
Please contact us directly for details. Looking forward to work with distributors all over the world.
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