Johnson controls VA-7010-8503-C ELECTRIC VALVE ACTUATORS AND VALVES

Johnson controls VA-7010-8503-C ELECTRIC VALVE ACTUATORS AND VALVES
VA-7010-8503-C+VG4400 motorized actuator and valve set for fan coil units

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Product Description

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Motorized actuators for fan coil units serve several important functions:

  1. Airflow Control: The primary function of a motorized actuator in a fan coil unit is to control the airflow through the unit. By adjusting the position of dampers or louvers within the fan coil, the actuator regulates the volume of air entering or leaving the unit, allowing for precise control over room temperature and comfort levels.

  2. Temperature Regulation: Motorized actuators can also be used to control heating and cooling functions within the fan coil unit. They may adjust valves or other components to regulate the flow of hot or chilled water through the unit's coil, ensuring that the air leaving the fan coil is at the desired temperature.

  3. Zone Control: In HVAC systems with multiple fan coil units serving different zones or areas, motorized actuators allow for individual control over each unit. This enables more granular temperature control and energy efficiency by adjusting airflow and temperature settings based on specific zone requirements.

  4. Integration with Building Automation Systems: Many modern motorized actuators for fan coil units are designed to be compatible with building automation systems (BAS). This allows for centralized control and monitoring of the entire HVAC system, including fan coil units, from a single interface. It also enables automated scheduling, fault detection, and optimization algorithms to improve overall system performance and energy efficiency.

  5. Energy Efficiency: By providing precise control over airflow and temperature, motorized actuators help optimize the energy efficiency of fan coil units and the overall HVAC system. They can adjust operation based on occupancy schedules, outdoor weather conditions, and other factors to minimize energy consumption while maintaining comfort levels.

Overall, motorized actuators play a critical role in the operation and control of fan coil units, contributing to comfort, energy efficiency, and the overall performance of HVAC systems in commercial, residential, and institutional buildings.

Packaging & Shipping

Goods will be carefully wrapped and placed into a neutral carton, or packaged according to your specific requirements for added customization and satisfaction.


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Our Services

We specialize in supplying high-quality chiller parts worldwide, ensuring optimal performance and customer satisfaction.Moreover,We are a leading factory specializing in the production of high-quality oil filters for medium and low-temperature chiller units, chiller units, and various HVACR parts.

For inquiry:

Part Name/Number/image

Quantity Required

Technical Specifications (if applicable)

Any Preferred Brands or Specifications

No.

descprition

product 

1

 

filter

oil filter element

2

filter drier

3

suction filter

4

oil seperation filter

5

 

 

sensor

temperature sensor

6

pressure sensor

7

low pressure tranducer

8

oil level sensor

9

liquid level sensor

10

 

 

 

switch

oil pressure switch

11

high voltage switch

12

low voltage switch

13

temperature switch

14

water flow switch

15

oil flow switch

16

electronic flow switch

17

 

 

 

valve

electronic expansion valve

18

globe valve/sperical valve

19

one-way valve

20

solonoid valve

21

bypass valve

22

safety valve

23

angle valve

24

butterfly valve

25

connector

sensor connector

26

flow switch connector

27

 

relay

relay

28

starting relay

29

overload protection replay

30

 

 

 

board

motherboard/mainboard

31

compressor protection board

32

power board

33

display screen

34

PC board

35

control board

36

ISM board

37

Compressor Frequency Conversion Board

38

 

module

ICVC module

39

guide vane motor

40

star wheel

41

electronic expansion module

42

 

compressor

compressor

43

scew compressor

44

centrifugal compressor

45

 

 

 

 

 

 

 

others

condenser

46

evaporator

47

pressure gage

48

protection switch

49

thrust probe assembly

50

piston assembly

51

impeller

52

shaft seal

53

O-ring

54

bearing

55

seal kit

56

oil pump

57

oil heater

58

oil cooler

59

power box

60

control cabinet

FAQ

 

  1. Q:What are the common parts needed for chiller maintenance?

    A:Common chiller parts include compressors, condenser and evaporator coils, expansion valves, control panels, motors, fans, sensors, and refrigerant components like filters, driers, and valves.

  2. Q:Where can I source chiller parts?

    Chiller parts can be sourced from various suppliers including OEM (Original Equipment Manufacturer) dealers, authorized distributors, HVAC/R (Heating, Ventilation, Air Conditioning, and Refrigeration) supply stores, online marketplaces, and specialized industrial parts suppliers.

  3. Q:How do I ensure compatibility when purchasing chiller parts?

    It's crucial to match the specifications and compatibility requirements of the original part. Refer to the chiller's model number, serial number, and specifications provided by the manufacturer. Consulting with a qualified technician or engineer can also help ensure compatibility.

  4. Q:Are OEM parts necessary, or are aftermarket parts suitable?

    OEM parts are specifically designed for the chiller model and are generally recommended for optimal performance and compatibility. However, aftermarket parts can be a more cost-effective alternative, provided they meet the required specifications and quality standards.

  5. Q:What factors should I consider when choosing a supplier for chiller parts?

    Consider factors such as the supplier's reputation, reliability, warranty offerings, pricing, shipping options, and customer service. Choose suppliers with a track record of providing genuine, high-quality parts and responsive support.

     

  6. Q:What is the typical lead time for chiller parts delivery?

    Generally speaking,parts in stock will be shipped immediately after payment's arrival.If no stock,it may take about a week to wait.

  7. Q:How do I troubleshoot if I encounter issues with newly installed chiller parts?

    Refer to the manufacturer's installation instructions and troubleshooting guides. Ensure that the parts were installed correctly and are compatible with the chiller system. If problems persist, consult with a qualified technician or contact the supplier for support.

  8. Q:Can I get assistance with chiller parts selection and installation?

    Many suppliers offer technical support and assistance with part selection, installation, and troubleshooting. Take advantage of these resources to ensure a successful maintenance or repair process. Additionally, consulting with experienced HVAC/R professionals can provide valuable insights and assistance.

 

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