Fire pump overview fire pump unit defined a fire pump is a device that provides the required water flow and pressure for a fire protection system. Model jp3 jockey pump controller this is a marketing document please consult factor for more information manufacturer reseres the right to modif this information without notice ugust listing underwriters laboratory ul ul508a industrial pump controllers csa csa c22. Each pump is tested hydrostatically for not less than 5 minutes. A jockey pump, or a pressuremaintenance pump, is a small apparatus that works together with a fire pump as part of a fireprotection sprinkler system. Pentair fairbanks nijhuis pvm series jockey pumps fire. When theres a fire, sprinkler heads are going to activate and spray water. The grundfos cr vertical, multistage, centrifugal inline pump family works for water supply, water treatment and almost any industrial solution including those for highpressure, hot, dangerous, flammable and aggressive liquids. Centrifugal fire pump principles of operation, inspection. Its built to withstand a variety of, mechanically aggressive and high temperature liquids, and is designed to extend uptime and help reduce lifecycle costs in a wide range of demanding applications. A jockey pump is a small pump connected to a fire sprinkler system in parallel with the fire pump.
Installation and operating instructions horizontal split case fire pumps. Similarly the pressure switch to start the jockey pump is located in the. A jockey pump will alleviate the wear on the large pumps. Small horsepower pumps are much less costly to maintain or replace, so using jockey pumps for the bulk of the system operating time is a good design practice. This information is then plotted along the pump curve to select the proper pumps. With revenues of 25 billion in fy2016, our 144,000 employees serve customers in over 100 countries, helping. Section page introduction 2 installation 3 operation of the controller 5 operator interface device oid use and navigation 7 system set point definitions 12.
Green industrial detroit diesel 12v71 71237300 fire pump engine with 14x10x20 model 9000 pump used duration. It is designed to keep the pressure in the system elevated to a specific level when the system is not in use, so that the fire pump doesnt have to run all the time and the system doesnt go off randomly. Check the pump packing glands to verify that a slight discharge of water is visible. Pump shall be provided with casing relief valve per nfpa 20 paragraph 219. The pump extends machinery life, reduces operating costs and increases productivity for usage in a wide variety of markets, including inplant manufacturing, mobile and wind turbines. Installation and operation instructions peerless pump. Schneider electric is the global specialist in energy management and automation. Mp15 jockey pump controller service entrance rated. The test pressure is to be upto 2 times the maximum working pressure of the pump, but in no case less than 250 psi 1724 kpa to ensure no rupture or leakage through the castings at the test pressure.
There are several types of jockey pumps each having their advantages to a given application. Operating philosophy of a group of fire pump industrial. What is a jockey pump and why does it carry that title. On a fire protection system requiring a fire pump, there is a small pump that maintains pressure above the pressure settings of the larger fire pump. The jockey pump shall be installed in accordance with nfpa 20. Catalog performance and specifications legacy pvm 50hz data.
Interrupt the primary power source to check automatic transfer switch operation if. Instruction bulletin jockey pump controller steven brown. Comparison to an operating manual of a similar fire station for refinery, noted to comply with nfpi regulations in general, results in following. The pressure switch is mounted inside the enclosure and is piped to a. Microprocessor based jockey pump controller effective june 2015 eaton industries canada company. If the underground piping leaks excessively, jockey pump sizing must be increased to the maximum permitted. Insure sensors bring on the emergency power if applicable. Using the system head curve the designer should determine the total head that needs to be maintained and the maximum flow rate for the jockey pumps. The designer should include all head losses associated with the jockey pump system.
In automatic operation auto, the jockey pump starts based on pressure. Nfpa 20 is referred to as the standard for the installation of. Each pump is designed to operate within a given speed range, and under a specific set of intake conditions. When the pressure drops, the main fire pump turns on. Operational pressure range opr of jockey pump no 1. Except for no test header requirement, a jockey pump has the same basic components as the main fire pump. Operation of closed systems or open systems with the. Joslyn clark jockey pump controllers are designed for operating the electric motor driven pressure maintenance pumps that are a part of the fire protection.
General pump schedulemaintenance for mixed flow, axial flow. Mp15 jockey pump controller this manual provides general information, installation, operation, maintenance, and system setup information for metron model mp15 jockey pump controllers. Cr vertical multistage centrifugal inline pumps grundfos. Jockey pumps can be a great way to increase pump station lifecycle.
Since the jockey pump is not required to be listed, the control valves and check valve are not required to be listed. Operating a pump at excessive speed, too high an intake lift, restricting the intake, or any other factor that causes the pressure on the liquid to fall below its vapor pressure produces a condition called cavitation. Fire pump inspection checklist your fire pump is the heart of your fire protection system a booster pump reinforces the public water supply when the public water main cannot provide the volume or pressure needed to supply an automatic sprinkler system. The turnon for the main fire pump is a water pressure switch. Jockey pumps or sprinkler system pressure maintenance pumps are a low cost yet essential component of a fire pump sprinkler system. Jockey pumps in pump station design romtec utilities. The jockey pump, an important part of a fire pump system. Restore pressure to discharge side of pump to check proper automatic shutdown. Descriptionfiretrol fta500 jockey pump controllers are intended for use with. Jockey pumps are small, motor driven pumps used in conjunction with main fire pumps to compensate for minor leaks in the fire protection system and automatically maintain standby pressure. The control valves to and from the jockey pump shall be supervised butterfly. Installation and operation instructions fta550 series.
A jockey pump is a small pump connected to a fire sprinkler system and is intended to maintain pressure in a fire protection piping system to an artificially high level so that the operation of a single fire sprinkler will cause a pressure drop which will be sensed by the fire pump automatic controller, causing the fire pump to start. This reduces wear on the main pump and controller caused by unnecessary, frequent operation. The pump shall be hydrostatically tested at a pressure of not less than one and onehalf times the. A jockey pump is a small pump connected to a fire sprinkler system in order to maintain a certain pressure in the sprinkler system, and sized to ensure that if a. Also, remember that the election of the jockey depends of the longitude, size, type and leaks of the underground piping. Stationary pumps for fire protection belonging to this organization and was first released in 1899. The fire pump unit itself consists of a pump, a drive, a driver coupling connecting the two, and a base plate. Fire pumps are normally purchased as a complete package that includes the following.
All jockey pump valves to be located as required per nfpa 20. It maintains pressure in a fire protection piping system to an artificially high level so that the operation of a single fire sprinkler will cause an appreciable pressure drop which will be easily sensed by the fire pump automatic controller. Fire pump controller and product manuals tornatech. Drop the pressure on the discharge side of the pump. Disconnect all power to the pump before servicing or working on the pump. A fire pump and tank with a selfcontained water supply can be used either to supplement. General pump schedule maintenance for pump type f and ncs. Jockey pumps are typically small multistage centrifugal pumps, and do not have to. Inside the cabinet for an electric fire pump is switch gear. Typically the jockey pump is sized to 1% of the fire pumps rated flow. Fire fighting pump room with fire pump, jockey pump and.
The jockey pump jp or pressure maintenance pumps pmp as. Pump and motor shall be carefully aligned and bolted in place on base prior to factory shipment. Make sure that the power is locked out and that the pump cannot be accidentally started. There is a small guy riding on top of or above a large horse. Insure pressure switch initiates fire pump operation. It is designed to keep the pressure in the system elevated to a specific level when the system is not in use, so that the fire pump doesnt have to run all the time and the system. The esv fabricated vertical multistage pump is an energy saving, nonpriming pump coupled to a standard premiumefficient motor. The pump will be monitored by the inspector during the inspectiontest. Jockey pump controllers are available for acrosstheline starting of the jockey pump. A jockey pump, also known as a pressuremaintenance pump, is a small apparatus that works together with a fire pump as part of a. The pumps start operating after a fall in the pressure level in the fire extinguishing system. The jockey pump is not as mundane as many engineers, contractors, and installers would have you believe.
The pump shall be hydrostatically tested and run tested prior to shipment. Now, the range has been upgraded with a new, more robust generation of cr pumps cr 95, cr 125 and cr 155. A jockey pump is sized for a flow less than the flow to one sprinkler in order to ensure a system pressure drop. That small guy on the horse is referred to as a jockey. This loss of water in the sprinkler system causes the pressure to drop. Approvalsfiretrol jockey pump controllers are listed by underwriters laboratories, inc. Jockey pumps are typically small multistage centrifugal pumps, and do not have to be listed or certified for fire system application. Hence a jockey pump is an important part of the fire pumps control system. A jockey pump, also known as a pressuremaintenance pump, is a small apparatus that works together with a fire pump as part of a fireprotection sprinkler system. Dear sir, i would like to request for fire pump setting, for jockey pump star t point and stop point. Manual operation hand, by a handoffauto selector switch, is independent of the pressure switch system. The pressure switch cutin point is usually set approximately 10psi higher than. Fire pump systems in nfpa 20 standard etna pompa ve hidrofor.
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