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APP-001f
SEPT 2016

AUTO-PURGER PLUS APPT FLOW DIAGRAM

Figure 6

1" WATER BUBBLER

WATER

BUBBLER

OVERFLOW

TUBE

½" FOUL

GAS LINE

½" LOW-PRESSURE

PUMPED-LIQUID LINE

¾" SUCTION LINE

FILL LINE

FLOW REGULATOR

GAUGE VALVE

LIQUID MAKE-UP

LEVEL SENSOR

CHECK VALVE

LIQUID

DRAINER

OIL DRAIN AND PUMP OUT

HIGH PRESSURE

EVAPORATOR SHELL

FLOAT

SWITCH

1 PSID (0.07 BAR)

CHECK VALVE

½" LOW-PRESSURE

LIQUID RETURN LINE

STOP/CHECK VALVE

METERING

VALVE

HIGH SIDE PRESSURE TRANSDUCER

LEVEL SENSOR

LOW LIQUID

WATER CONCENTRATION SENSOR

ELECTRIC HEATERS

VAPOR

TRAP

TEMPERATURE SENSOR

PLATE HEATER TEMPERATURE SENSOR

LIQUID TEMPERATURE SENSOR

225 PSID (15.5 BAR) RELIEF CHECK VALVE

LOW SIDE PRESSURE TRANSDUCER

STRAINER

1 PSID (0.07 BAR) CHECK VALVE

AIR SEPARATOR

N.C.

OIL DRAIN AND PUMP OUT

FLOODED EVAPORATOR CHAMBER

1 PSID (0.07 BAR) RELIEF CHECK VALVE

WATER PURGE LINE

TO CUSTOMER SUPPLIED CONTAINER

GAS

RELIEF VALVE

300 PSI (20.7 BAR)

½" WATER BUBBLER

DRAIN LINE TO SEWER

RELIEF VALVE

VENT LINE

SOLENOID VALVES:

LOW-PRESSURE PUMPED-LIQUID SOLENOID VALVE

PURGE GAS SOLENOID VALVE

WATER BUBBLER FILL LINE SOLENOID VALVE

SUCTION LINE SOLENOID VALVE

LOW-SIDE PRESSURE-ASSIST SOLENOID VALVE

WATER PURGE LINE SOLENOID VALVE

ASSEMBLY

CHAMBER

HIGH SIDE TO LOW SIDE

BYPASS VALVE

(NORMALLY CLOSED)

WITH ORIFICE

PURGE
VALVE

WATER PURGE LINE

SHUT-OFF VALVE

NO ORIFICE

WATER PURGE LINE STRAINER

NO ORIFICE

1" WATER BUBBLER

WATER

BUBBLER

OVERFLOW

TUBE

½" FOUL

GAS LINE

½" LOW-PRESSURE

PUMPED-LIQUID LINE

¾" SUCTION LINE

FILL LINE

FLOW REGULATOR

GAUGE VALVE

LIQUID MAKE-UP

LEVEL SENSOR

CHECK VALVE

LIQUID

DRAINER

OIL DRAIN AND PUMP OUT

HIGH PRESSURE

EVAPORATOR SHELL

FLOAT

SWITCH

1 PSID (0.07 BAR)

CHECK VALVE

½" LOW-PRESSURE

LIQUID RETURN LINE

STOP/CHECK VALVE

METERING

VALVE

HIGH SIDE PRESSURE TRANSDUCER

LEVEL SENSOR

LOW LIQUID

WATER CONCENTRATION SENSOR

ELECTRIC HEATERS

VAPOR

TRAP

TEMPERATURE SENSOR

PLATE HEATER TEMPERATURE SENSOR

LIQUID TEMPERATURE SENSOR

225 PSID (15.5 BAR) RELIEF CHECK VALVE

LOW SIDE PRESSURE TRANSDUCER

STRAINER

1 PSID (0.07 BAR) CHECK VALVE

AIR SEPARATOR

N.C.

OIL DRAIN AND PUMP OUT

FLOODED EVAPORATOR CHAMBER

1 PSID (0.07 BAR) RELIEF CHECK VALVE

WATER PURGE LINE

TO CUSTOMER SUPPLIED CONTAINER

GAS

RELIEF VALVE

300 PSI (20.7 BAR)

½" WATER BUBBLER

DRAIN LINE TO SEWER

RELIEF VALVE

VENT LINE

SOLENOID VALVES:

LOW-PRESSURE PUMPED-LIQUID SOLENOID VALVE

PURGE GAS SOLENOID VALVE

WATER BUBBLER FILL LINE SOLENOID VALVE

SUCTION LINE SOLENOID VALVE

LOW-SIDE PRESSURE-ASSIST SOLENOID VALVE

WATER PURGE LINE SOLENOID VALVE

ASSEMBLY

CHAMBER

HIGH SIDE TO LOW SIDE

BYPASS VALVE

(NORMALLY CLOSED)

WITH ORIFICE

PURGE
VALVE

WATER PURGE LINE

SHUT-OFF VALVE

NO ORIFICE

WATER PURGE LINE STRAINER

NO ORIFICE

SECTION 4 AUTO-PURGER PLUS OPERATION

Содержание APPT08

Страница 1: ...igerant noncondensible gas air and water purger for reducing the energy costs of operating an ammonia refrigeration system All models are preassembled pre wired insulated and include an automatic wate...

Страница 2: ...nces only one point is effectively purged The best practice is to purge each condenser and receiver circuit separately It is extremely important to install purge points at locations sure to be liquid...

Страница 3: ...pressor discharge main inlet Vertical condensers should be purged near the top of the vessel if possible For certain types of oil separators where very low velocities may exist near the top of the ves...

Страница 4: ...quid ammonia that typically is also contaminated with water which is to be removed by the AUTO PURGER Plus The liquid line solenoid valve B on the AUTO PURGER Plus closes when the AUTO PURGER Plus is...

Страница 5: ...ions to prevent injury or property damage ELECTRICAL CONNECTIONS The standard AUTO PURGER Plus requires a 115V 50 60Hz 17 amp electrical supply on a 20 amp circuit breaker models for 220V 50 60Hz 11 a...

Страница 6: ...iquid drainer separates any liquid condensed in the purge point piping This liquid is fed to the low pressure liquid return line Therefore only foul gas no liquid enters the condensing section of the...

Страница 7: ...d solenoid valve B to maintain the ammonia level in the evaporator shell b The low liquid level sensor prevents the electric heaters from energizing if no liquid is present which protects the heaters...

Страница 8: ...lso used to exit back through menu mode Navigate up Navigate down ENTER To enter a speci c menu hierarchy or enter a parameter change Auto Purger Plus Technology Package Color Touchscreen Figure 6 O A...

Страница 9: ...units for the display readout To change the selec on press or to switch the units Menu Screen 1 Air Purge Limit Purge Point Enable Water Collec on Display Units Air Purge Limit APPT can limit the amo...

Страница 10: ...ctory con gured set up parameters Consult Hansen prior to aPemp ng to change parameters Menu Screen 2 Version Language Alarm History Setup Screen Version This menu contains information which can t be...

Страница 11: ...hscreen as well as the color touchscreen but the touchscreen must be set to HMI Display Troubleshoo ng Help This menu allows the user to scroll through the error code messages for the APPT and read th...

Страница 12: ...n the APPT are reading The units displayed will match what is selected in Menu Screen 1 Display Units Status Screen 1 Status Screen 2 Status Screen 3 STATUS SCREENS FOR APPT O Status screen 1 will pro...

Страница 13: ...to give the Water Concentra on percentage Status Screen 4 Status Screen 5 Status Screen 6 O Status Screen 4 will provide the high side and low side pressure as recorded from the pressure transducers...

Страница 14: ...7 provides the state of the level sensors and the oat switch O Status Screen 8 will provide the opera ng mode the purger is in and the ac ve purge point not applicable for APPC model Status Screen 7 S...

Страница 15: ...he System Reset key has been pressed or power is cycled to the APPT while the Liquid Make Up Level Sensor is reading wet APPT will stay in this mode un l Liquid make Up Level Sensor goes dry This prev...

Страница 16: ...ra ng water mode to indicate the temperature of the ammonia water solu on units will match the selected display units O READY TO DRAIN WATER OPEN WATER PURGE SHUT OFF VALVE THEN PRESS OK KEY appears w...

Страница 17: ...ome to the screen below O nabled will stop the APPT from collec ng and saving the data to your storage device To remove the press the Remove Storage Device buPon When the dot turns green remove your a...

Страница 18: ...e accessed in two ways Menu Screen 3 has an op on for Troubleshoo ng Help Pressing this op on will bring you to the menu below where you can select which error condi on you are looking for O O The sec...

Страница 19: ...nutes as detected by the water concentration sensor the AUTO PURGER Plus switches to the CONCENTRATING WATER mode The purger stops collecting air isolates the mixture of water and ammonia and energize...

Страница 20: ...ASSEMBLY CHAMBER HIGH SIDE TO LOW SIDE BYPASS VALVE NORMALLY CLOSED WITH ORIFICE PURGE VALVE WATER PURGE LINE SHUT OFF VALVE NO ORIFICE WATER PURGE LINE STRAINER NO ORIFICE FOUL GAS LINE LOW PRESSURE...

Страница 21: ...n 10 psig 0 7 bar as detected by the low side pressure transducer the low side pressure assist solenoid valve F modulates to maintain 10 psig 0 7 bar in the evaporator chamber The concentrated water c...

Страница 22: ...ill inhibit the water concentration mode of the purger The following components must be checked when the refrigerant oil is manually drained 1 Low liquid level sensor SPSN 1 2 Liquid level make up sen...

Страница 23: ...ion line and shut off valves These should be a minimum size of On new installations also make sure the plastic shipping cap in suction line flange is removed Action Eliminate the restriction See also...

Страница 24: ...Oil in purger Symptom No frost around the low side oil drain valve Action Remove oil through both the low side and high side drain valves See Figure 1 per safe refrigeration procedures See also the Ca...

Страница 25: ...C Check Reconnect the PLC module s for the purge point solenoid coils Press the PURGE POINT ADV button to sequence through each purge point and verify the fuse does not blow If the fuse does blow that...

Страница 26: ...Add vinegar to the bubbler water Then clean with the supplied brush Use a water conditioning housing and cartridge in the water supply line to the purger Refer to drawing 2003 07 for additional instru...

Страница 27: ...enoid C D 70 1102 Kit Green Beacon Light solenoid B E F G ELECTRICAL 70 1088 Solenoid Coil DIN plug 115V 50 60 Hz 16 Watt 20 2428 Electric Heater 115V 50 60 Hz 750 Watt 20 2477 Electric Heater 230V 50...

Страница 28: ...kW system or a 750 ton 2638 kW systemoperating below 0 psig 0bar g All models suitable for ammonia only SELECTING AN AUTO PURGER In addition to the AUTO PURGER AP Hansen Technologies offers three oth...

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