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72715 07 36

CCN: 48775407 Rev: C SSR® Ref: 9920 Sheet: 110 Date: 29th June 2015 UP Series Cancels: 11th February 2015 ECN: 82626 Point of Manufacture – Campbellsville, KY, USA; Unicov, Czech Republic SSR® UP6S-15, 20, 25, & 30; UP5S-11, 15, 18, & 22 DETAIL DESCRIPTION

INLET and radial loads. The thrust Double shaft construction with the Inlet air filtration for the SSR is bearing housing is made of a close cooling blower mounted on main accomplished through the use of a grain cast iron. shaft provides assured cooling. dry-type air cleaner, which is 99.9% efficient at 3 microns and High quality cylindrical roller MOTOR FRAME above. A differential bearings are used to carry the NEMA frame, 4 pole, TEFC IP55 indicator is included. radial loads on the inlet end of the motors are standard for UP6S 15, rotors. All bearings, whether thrust 20, 25 & 30 hp and UP5S 11, 15, AIREND or radial, are premium 18 & 22 kW applications. Since the airend is the specification, vacuum degassed fundamental component in a rotary bearings, which provide truer, ELECTRICAL DESIGN screw package, harder running surfaces for both Speed, torque and operating reliability, performance and inner and outer bearing races. characteristics have been efficiency are determined for the designed to match the load of the most part by selection of the most dams are machined at the compressor. Motor efficiency and effective design, manufacturing duplex tapered roller bearing power factor have been optimised tolerances, and assembly of the locations. The coolant dam to cover the entire capacity range airend itself. provides an area for coolant to of the SSR UP6S 15, 20, 25 & 30 SSR-UP Series units apply large collect or accumulate when the hp and UP5S 11, 15, 18 & 22 kW. low speed airends achieving compressor is shut off. Upon start- For 60 Hz markets, standard maximum efficiency and durability. up the tapered roller bearing, motors are tri-voltage 208- which is resting in coolant retained 230/460volt, 3 Phase. 380 & 575 A high efficiency asymmetrical by the coolant dam begins to volt motors are available as profile is developed through a rotate and is immediately options. For 50 Hz markets, unique two-step machining lubricated, assuring long life. standard motors are 400 volt, 3 process. The first step in the (Alternative airends, without Phase. 220 & 550 volt motors are process develops the basic wrap coolant dams, have bearing available as options. angle profile and is a rough-cut. systems that operate dry for The second and final step is a approximately six seconds at each MOTOR BEARINGS finish grinding process, which start, unless provided with a pre- Vacuum degassed ball bearings ensures a hard, true rotor surface. lubrication system) for the drive end and non-drive The rotor shafts are precision end provide dependable and ground to tolerances within 12 SHAFT SEAL reliable service. Bearings of TEFC microns (0.0005 of an inch). A triple lip shaft seal is fitted to the motors are permanently lubricated. The precision rotor housings are male rotor which includes a made of high quality, close grain scavenge system, which returns MOTOR INSULATION cast iron. all coolant to the inlet ensuring a The selected motor has a leak free airend. minimum of class F insulation as Bearing configuration used on all standard, and is specified to SSR models is the tapered roller MAIN DRIVE MOTOR-GENERAL operate in ambient conditions up thrust bearing. These roller The low speed four pole, main to 104F (40C). In addition the bearings are able to handle all drive motor is matched to the motor is specified to operate at loads, radial, thrust or a requirements of the SSR. Torque maximum load with a combination of both. With this and load requirements of the rise some 27F (15C) below that bearing configuration, the compressor are matched to permitted by the design code. discharge end of the male and specific design criteria that enable female rotors are each equipped the SSR motor to develop peak with a pair of tapered roller efficiency and power factor at full bearings offset at opposing axis load. for maximum absorption of thrust 72715 07 36 CCN: 48775407 Rev: C SSR® Ref: 9920 Sheet: 111 Date: 29th June 2015 UP Series Cancels: 11th February 2015 ECN: 82626 Point of Manufacture – Campbellsville, KY, USA; Unicov, Czech Republic SSR® UP6S-15, 20, 25, & 30; UP5S-11, 15, 18, & 22 DETAIL DESCRIPTION

BELT DRIVE COOLANT / combined with suitably sized The power from the After compression and discharge sump , provides for drive motor to the airend male from the airend, the air is heavily normal coolant top-up intervals of rotor is by long life belt with laden with coolant. A separator is 500 hours. maintenance free, non- used to remove the fluid from the overloading, automatic belt air stream and does so with a A combined minimum pressure / tension control. This patented three stage separation system. In check valve regulates the air tensioning system utilises the first stage, air and coolant discharge from the separator. compressor module weight and mixture from the airend discharge This ensures that when the unit is spring force, and facilitates directly enters the separator tank unloaded sufficient pressure is adjustment free, constant belt through a nozzle, which directs maintained in the tank to propel tensioning eliminating bearing the mixture flow to the end of the the coolant through the system. overload and enabling easy belt vessel. This action forces heavier SSR UP series are replacement. coolant particles to the periphery supplied with an inclusive factory of the tank. These particles fill of Ingersoll Rand Premium The unique drive system protects combine with the main body Compressor Coolant that the motor and airend bearings in the sump. The airflow then provides extended operating life. from over-tensioning, as well as passes through the separator protecting against slippage cartridge coalescing element, Ingersoll Rand Premium caused by under- tensioning. This which combines the second and Compressor Coolant is a PAG assures performance integrity third stage of separation. The synthetic , providing whilst enabling longer motor and separator cartridge is two-stage better cooling characteristics and airend bearing life as well as belt with reinforced construction. a longer life than other synthetic life of both motor and airend. The Coolant, which has collected at . Condensate containing complete drive system is bottom of the separator cartridge traces of the coolant fluid should contained within a protective is drawn back to the airend inlet be processed to meet local enclosure. through a scavenge system. environmental requirements before disposal in approved COOLING SYSTEM The then passes manner. to the air-cooled aftercooler Coolant Filtration where coolant vapour carryover The full capacity coolant filter is a will be further removed as it is high capacity 5-micron, condensed and drained together replaceable spin-on element with with water condensate. On the pressure bypass. SSR UP series compressors, the carryover after the aftercooler is Coolant / Lubricant less than 3PPM (3 mg/m3.) Temperature Control A thermostatic control valve is Due to the conservative sizing of mounted upstream of the oil the air passages and the . The temperature sensitive separator cartridge, there is a element controls the flow of minimal pressure drop. This coolant through the oil cooler. reduces to a minimum, power This provides the proper injection required to move the air through temperature and assures fast the compressor system. warm-up. The separator tank is mounted Coolant Injection horizontally and is close coupled The coolant is injected through to the air end forming one ports near the airend inlet and module. A pressure directed back toward the inlet mounted on the tank protects the cover. This ensures the best separator vessel. There is a drain possible pre-sealing of the rotors, at the bottom of the tank and a and an optimum mix of coolant coolant filler point, which is with air. The differential pressure located so that it is not possible to between the separator tank and overfill the compressor. There is the airend inlet induces coolant also a coolant level indicator on flow. the side of the tank. The highly efficient separation system, 72715 07 36

CCN: 48775407 Rev: C SSR® Ref: 9920 Sheet: 112 Date: 29th June 2015 UP Series Cancels: 11th February 2015 ECN: 82626 Point of Manufacture – Campbellsville, KY, USA; Unicov, Czech Republic SSR® UP6S-15, 20, 25, & 30; UP5S-11, 15, 18, & 22 DETAIL DESCRIPTION

COOLERS be 100% inspected and tested to setting. SSR UP Series units are SSR UP Series compressors come provide a piping system with fitted with automatic stop/start with with an integrally mounted air- minimum potential for leaks, which run on timer as standard. This cooled exchanger that cools is easy for maintenance. allows the compressor to run both the coolant and compressed unloaded for a predetermined time. air and is of tube and fin design. CONTROL PANEL – Xe-70M All compressors are factory set to a Constructed from aluminium, it is The compressor is monitored, minimum of 10 minutes. This can designed to operate in ambient controlled and protected by an be adjusted to a maximum of 32 from 35°F (2C) up to intuitive Xe Series controller. The minutes. If there is no demand 104°F (40C) The after cooler cools controller continuously monitors the within that period the unit shuts the compressed air to 18°F (10C) status of the compressor and takes down to standby and will above ambient air temperature at immediate action if an abnormal automatically restart & reload if the 104°F (40C) and 60% RH. operating condition occurs. The system pressure falls to the online Centrifugal cooling is mounted controller also has several features pressure setting. in an internal segregated cooling which make operating the compartment. A partial vacuum is compressor easier and more STARTER formed within a plenum, which then efficient. The controller is mounted The compressor has an integrally draws cooling air across the cooler on the front of the compressor, mounted, NEMA 4 enclosure with with even velocity over the full directly above the starter for good wye-delta starter and control surface area of the cooler matrix. visibility when either floor or transformer to 120V/24V 60 Hz or receiver mounted. 110V/24V 50 Hz control voltage. The cooler assembly is accessed Motor overload protection is through single simple opening, All the Xe Series controllers provide designed and sized to match the providing access to both sides of bright & intuitive screens, with a specific characteristics of the the cooler, for quick and effective simple tab/page layout, which motor. cleaning. makes it easy to get to the information you are looking for. TEMPERATURE PROTECTION The cooling airflow is pre-filtered Should the compressed air through an easy to clean filter COMPRESSOR/CAPACITY temperature exceed 228°F (109C) panel, which protects the cooler CONTROLS at the airend discharge, the matrix from heavy dirt ingress and As standard, SSR UP Series units controller will shut down the reducing maintenance requirement. are provided with online/offline compressor, and illuminate the fault control with auto start and stop. indicator. PIPING Online/ offline allows the The compressor utilises flexible compressor to operate at 2 points BASEPLATE SAE hoses with JIC fittings, rigid on the capacity curve. The first is A one piece folded mild steel, base- steel piping, Bundy weld tubing, 100% full-flow. The second is no- plate protected from corrosion with flexible connectors and nylon flow. The online/offline control is a a high grade of powder coated tubing as appropriate to provide power saving mode of operation. paint finish, supports all of the vibration free operation. SAE "O" The unloaded operation provides components within the package Ring fittings are applied on all for immediate compressor internal The base-plate is provided with fork connections larger than 3/8" system blow-down to minimise truck slots to enable easy handling diameter. Coolant circuit utilises power requirements. The from front or end of the package PTFE hoses and ORFS fittings. compressor will automatically Each compressor system, after reload to 100% capacity when the manufacturing and assembly, will system falls to the online pressure 72715 07 36

CCN: 48775407 Rev: C SSR® Ref: 9920 Sheet: 113 Date: 29th June 2015 UP Series Cancels: 11th February 2015 ECN: 82626 Point of Manufacture – Campbellsville, KY, USA; Unicov, Czech Republic SSR® UP6S-15, 20, 25, & 30; UP5S-11, 15, 18, & 22 DETAIL DESCRIPTION

ENCLOSURE HIGH AMBIENT PACKAGE MODULATION CONTROL The package enclosure is carefully (Optional) (Optional) designed to provide effective sound Rated for operation in ambient emission control and suppression, conditions up to 122°F (50°C) and A retrofit option, which enables whilst retaining easy access for as low as 35°F (2°C) The High the to reduce capacity in maintenance and eventual Ambient units are available in response to a rising pressure by refurbishment. power sizes of 15, 20 & 25 hp (11, throttle effect. This control is The front is hinged to the side 15 & 22 kW) with capacities from particularly suited to control and also lifts off if required to 45 through 102 CFM and excessive cycling resulting from provide easy access to all routine 125, 145 and 200 PSIG (1.27 insufficient system storage. maintenance points. This door through 2.89 m3min at 7, 8,10 & 14 (See separate specification provides easy access to carry out bar ) the following maintenance sheet) procedures FROST PROTECTION OUTDOOR ENCLOSURE  Check and top up coolant (Optional) (Optional)  Check intake filter condition  Change intake filter Is designed for field installation Intended to further protect the  Change coolant filter and intended to protect the NEMA 4, compressor package  Change separator cartridge machine from the effects of from rainwater ingress through  Service Intake valve ambient temperatures down to either the cooling air intake or  Service load solenoid valve 14ºF (-10ºC) discharge.  Service blow down solenoid (see separate specification sheet) (See separate specification valve sheet)  Drain & refill coolant  Set and adjust load and unload POWER OUT RESTART operating pressures (Optional) Is designed for field installation and intended to safely return the Starter compressor to the original The starter is accessed through a operating condition, following the single front mounted door, which restoration of an interrupted provides access to all starter power supply. components. (See separate specification sheet) Drive System The drive system is accessed by removal of the end panel.

Cooler cleaning Cooler cleaning operations are simplified by removing a top panel, which provides easy access to the inside face of the cooler.

Inlet and or discharge duct can easily be connected to the machine to single point connections. Back pressure provision available for cooling airflow is ½” (12.5 mm) water gauge