0
Why are primary chilled water pumps smaller than secondary pumps?
Wiki User
∙ 15y ago
PRIMARY CHILLED WATER PUMPS ARE SELECTED TO FULFILL THE REQUIREMENTS OF THE CHILLER WHERE AS SECONADRY CHILLED WATER PUMPS TO SUPPLY CHILLED WATER TO THE LOAD. FOR EXAMPLE TO THE FAN COIL UNITS & AIR HANDELING UNITS. IN NORMAL PRACTICE THE SECONDARY CHILLED WATER PUMPS ARE APPLIED WITH VARIABLE FREQUENCY (SPEED) DRIVE WHILE PRIMARY WITH CONSTANT SPEED, IN THIS ALSO PRIMARY CHILLED WATER PUMPS CAN BE USED WITH VFD SYSTEM. AIJAZ AHMED JALBANI MECHANICAL ESTIMATION ENGINEER EMIRATES TECHNICAL & THERMAL SYSTEMS L.L.C
Wiki User
∙ 15y ago
Add your answer:
Earn +20 pts
How can I purchase Vacuum Pressure pumps 4EW DVVL please provide the specifications and also suggest me a best company deal in good quality vacuum pumps?
There are many companies available in a market, but people talk about quality products only, one company provide you good quality vacuum pressure pumps that is Falcon Vacuum Pumps & Systems.
What is use of centrifugal pump?
generally, centrifugal pumps are high discharge, low pressure generating pumps. to increase the pressure generated it is setup in stages wherein pressure increases from one stage to an other.mostly seen in daily life applications such as pumps for water tankers. even emergency fire fighter vehicles use these type of pumps. these are called dynamic or non-positive displacement pumps.
Which company deals in Oil free vacuum pressure pumps for paper folding machine with quality products and better services?
Falcon Vacuum Pumps & Systems is the best manufacturer and supplier of Oil free vacuum pressure pumps for paper folding machine in Mumbai and all over India. Falcon is known for its quality standard rules. One can rely on Falcon for the vacuum pressure pumps. Falcon feels proud to be number one in the customer satisfaction.
Where do you use reciprocating pumps in daily life or in industrial applications?
Daily life you use reciprocating pumps buy using your water faucet, pumping gas or simply using a suringe for medicine.
What is an example of batch production?
machine tooling,manufacturing of pumps, compressor, electric motor belt etc
What is a chilled water pump?
There are two pumps the primary and the secondary pump. The primary is the chilled water pump which is what pumps cold water throughout the building and the secondary circulates the water.
How many fuel pumps do the 2005 Chevy Equinox have?
2 a primary and a secondary
3 examples of active transport?
Primary Active Transport Secondary Active Transport Exocytosis/Endocytosis
Where is the fuel filter located on a 1995 300E you have read of a primary and secondary filter Where are both located?
There is a filter screen on the outlet of the fuel tank. There is a filter mounted next to the fuel pumps under the car.
What is an example of primary activities?
Na+-K+ ATPase pumps
What is a dry sump lubrication system?
It uses multiple pumps and a secondary oil reservoir.
What is an example of primary active transport?
Na+-K+ ATPase pumps
What are the parts of an hvac unit?
There are a lot but some of them are * Fan * Coils * hot water piping * chilled water or refrigerant piping * Pumps * Distribution system(ductwork)
What function do goosebumps play in your integument?
Goose pumps are muscle contractions in the hair follicle that thake the hair stand up and inerweave on the skin. Provides insulation when you are chilled
How do you replace the water pump on an arkla servel heater?
there are types of A/S units that have both heating water pumps and chilled water pumps in the same unit. specifically model # AYB 60-180. Your question needs to be more specific. I have a repair manual.
Procedure to switch on chiller plant?
If your chiller has the option of controlling the pumps then the start command should go to the chiller. The start command could be from a time clock or BAS. The chiller then starts condenser and cooler pumps then starts the compressor. It is important to allow the chiller to control the pumps to protect the tubes from freezing. The old way was often to turn on the chilled water pump then the chilled water flow switch would start the chiller. Check the installation, operation and or maintenance books for your specific machine, if you don't have them get them! many can be downloaded. Go with the manufactures recommended procedures to CYA!!
What are two types of cellular transport that do not require energy?
Passive transport never requires energy - hence the name passive. Active transport requires the input of energy. Two types of active transport are; primary (using pumps) and secondary (using anti or symports).
