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• KAER PER ANENTE Project Kaiser Permanente Everett Medical Clinic Expansion CM AO BDD WITH Al CLOSURE RA DUCT SMOKE AI O O 2929 PINE STREET EXHAUST I RETURN/ DETECTOR EVERETT,WA 98201 AIR EXHAUST BACKDRAFT SHUTOFF RA DUCT FANS) STATIC MAIN SA DUCT 1 Prepared for DAMPER MT3— DSD RETURN SP PRESSURE CPS AT EA RA AIRTEMP SENSOR REMOTE KAISER FOUNDATION EXAIRST 0/ LOCATION DPS REMOTE TERMINAL UNIT HEALTH PLAN, INC. SA TS SA MT3: A1:10 EF __ o CAPACITY AI MT3 I HWR VFD A1:9 BLDG HWS MT3 STATIC I LOCATE ON ROOFTOP SHADED COMMON COMMON AV:2RA PRESSURE j LOCATION AWAY FROM HEAT OUTSIDEAIR OUTSIDE Ir —L TEMP 1\ SOURCES OR WITH SOLAR SHIELD HUMIDITY AIRTEMP BACNET A' \ AND INSULATED MOUNTING TO ----i---- PREVENT HEAT TRANSFER TO TO DI DO OMM ALARM 1 \� SENSORS. O AI AI O BAS O AI AO O STRUN STOP/ATUS START VFD VFD I INSIDE 9 9OUTSIDE BATOET ( I FOR ALL AC SYSTEMS 1 I VFD VFD BAS SPACE O SPEED SPEED __ SP _ TEMPERATURE HS TS FEEDBACK CONTROL u —J SENSOR BUILDING SPACE SHARE POINTS OVER BACNET SHARE POINTS OVER BACNET PRESSURIZATION TO MT3 RTU CONTROLLER: WRITE TO AV:29 OSA INPUT RA SENSOR Mrs Hellmuth,Obata&Kassabaum,Inc. AV:1 1218 Third Avenue,Suite 1315 COOLING AI Seattle,WA 98101 USA RTU COMPRESSOR]CAPACITY CONTROL INPUT/OUTPUT POINT SUMMARY t+1 206 493 1771 f+1 206 493 1778 RETURN CONDENSER SECTION MT3 AIR AllraProd�o &mtell—t—properb rights rasarvad AO AV:15 ECONOMIZER MOTORIZED MT3 `-- MT3 zole CAPACITY DAMPER SWITCH DIRTY FILTER SWITCH DIRTY FILTER EQUIPMENT LOCATION POINT NAME AI DI AO DO REMARKS In Association with SWITCH(IN SERIES SWITCH(IN SERIES -----------------------------------------M PF AND FF) PF AND FF) I � RTU-2 ROOF OSA TEMP X FROM BAS Mortensen DI MT3 MT3 DI MT3 MT3 MT3 General Contractor A1:7 ENT BV:7 FREEZE BV:30 DUCT AV DA A1:1 DA OSA HUMIDITY X FROM BAS FAN TEMP PROBLEM I HIGH LIMIT PRESSURE TEMP 10230 NE Points Drive,Suite 300 MT3 AV:420S SUPPLY FAN OSA AIR FLOW(CFM) X Kirkland,WA 98033 A FLOW DPT AI AI SMOKE Al DPT DI AI AI SUPPLY FAN STATUS X 1 1 ' DETECTOR 1 ' ConXtech,Inc 100%O$A 1 DX FOR AC H 1 STATIC PRESSURE X Structurel Fabncator ECONOMISER M SHUTOFF � I � I 6701 Koll Center Parkway,Suite 150 DAMPER VP TS TS SUPPLY FAN(S) MT3 SD TS SP SP TS SUPPLY FAN START/STOP X Pleasanton,CA 94566 SA i� FILTER ALARM X 1 OUTSIDE i 6 SUPPLY KPFF Consulting Engineers AIR AIR SUPPLY FAN VFD FAULT X Civil+Structurel Engineering MIXED SUPPLY ' SUPPLY HIGH SUPPLY SUPPLY 1601 Fifth Avenue,Suite 1600 � OUTSIDE AIR AIRTEMP AIRTEMP STATIC AIR AIRTEMP MIXED AIR TEMPERATURE X Seat[, e,WA 98101 1 AIRFLOW TEMP PRESSURE PRESSURE MEASURING SAFETY SENSOR SUPPLY TEMP X NIT STATION Mazzetti DI BV:4 DIRTY FILTER ❑M PRE C ClFINAL RETURN FAN STATUS X MEP+FP Engineering SWITCH(IN SERIES BYPASS FILTERS VFD PF AND FF 2013 4[h Avenue,Suite 200 FILTERS RETURN FAN VFD FAULT X 1 ) DAMPER Seattle,WA 98121 DPT I r —�—� —� RETURN TEMP X HR BACNET 1 PADDLE MIN.OSA M r----r------------ D DO OMM ALARM SWITCH CONDENSING UNIT X Key Plan DAMPER HRC HRC TO l SUPPLY EXHAUST DAMPER POSITION X ENTERING LEAV AIR BAS VFD VFD DPS AIR AIRTEMP TEMP MT3: HUMIDITY j O AI RUN STOPI OUTSIDEIll, AO 7O STATUS START AI:B SUPPLY FAN SUPPLY (ECONOMIZER) SUPPLY OSA AND RA DAMPER ECONOMIZER X X AIR VFD VFD CAPACITY AIR AIR POSITION&CONTROL l SPEED SPEED DUCTON TS FEEDBACK CONTROL HS ROOF HEATING VALVE X X — 2-WAY VALVE � I I SHARE POINTS OVER BACNET I I i I I I I PRE- C FILTERS 1 O AI O AI -- HUMIDIFIER SHARE POINTS OVER BACNET TS TS __ D1 q1 Al O NOTES: O 3-WAY VALVE ' I AI An. AI AI AO __ BACNET O Professional Seals TO ON THIS DRAWING,THESE POINTS ARE DIRECT TO BAS SYSTEM. 1 MT3: HC HC DUCT HUMIDIFIER CONTROLLER BAS A ENTERING LEAVING 2O ALL POINTS NOT NOTED WITH NOTE 1 SHALL BE THROUGH MT3: C HEATING CAPACITY WATER WATER DAIKIN MICROTECH III UNIT CONTROLLER FOR ROOFTOPQ,4 DF was l TEMP TEMP SYSTEM. �w RTU-2 AIR CONDITIONING UNIT DIAGRAM - LEVEL 2 % z I 1 O AI O AI �O ' 24672 O AI AO 7 SCALE:NONE +PE,OIST�,`J HRC HRC TONALQ LEAVING ENTERING WATER WATER TEMP TEMP SEQUENCE OF OPERATION(RTU-2) No. Description Data SCHEMATIC DESIGN 2020/01/24 A. SET POINTS:WINTER DESIGN 68 F,SUMMER DESIGN 72 F. F. ECONOMIZER J. COOLING OPERATION DESIGN DEVELOPMENT 2 02 010 511 5 B. RTU-2 SHALL RUN ON A 2417 SCHEDULE. 1. THE AIR HANDLING UNIT SHALL BE PROVIDED WITH AN ECONOMIZER CONTROL CYCLE.THIS MODE OF OPERATION SHALL BE 1. THE UNIT CONTROLLER COMPARES THE OUTSIDE AIR TEMPERATURE WITH THE SUPPLY AIR TEMPERATURE SETPOINT AND DETERMINES A NEED-COOLING CONTROL DESIGN DEVELOPMENT ADDENDUM 2020/06/08 31 C. ENABLE AND DISABLE ENABLED WHENEVER THE OUTDOOR AIR ENTHALPY I$LOWER THAN THE RETURN AIR ENTHALPY,AND THE OUTDOOR AIR SIGNAL AND ENABLES FIRST STAGE OF COOLING,AND TO DISABLE THE ECONOMIZER MODE WITH OUTSIDE AIR DAMPER RETURNING TO MINIMUM POSITION. 75%CONTRACT DOCUMENTS 2020/09/25 7ERMIT SET DOCUMENTS 2020/11/13 1. WHEN THE UNIT IS ENABLED: TEMPERATURE IS 75 DEG F(ADJ)OR BELOW.IN ECONOMIZER MODE,THE OUTSIDE AIR DAMPER SHALL MODULATE BETWEEN ITS 2. THE COOLING STAGES ENABLE TO MAINTAIN THE COOLING SUPPLY AIR TEMPERATURE SETPOINT. PERMIT SET 2020/17/73 I. THE OUTSIDE AIR DAMPER SHALL OPEN TO THE MINIMUM POSITION. MINIMUM SETPOINT AND ITS MAXIMUM OPEN POSITION TO MAINTAIN THE SUPPLY DISCHARGE AIR TEMPERATURE SETPOINT. 3. HEATING SHALL BE LOCKED OUT DURING THE COOLING MODE. ISSUED FOR CONSTRUCTION 2021/03/19 ii. RETURN AIR DAMPER SHALL MODULATE. 2. WHEN THE CA DAMPER IS 100%%%OPEN,AND THE SUPPLY AIR DISCHARGE TEMPERATURE RISES ABOVE SETPOINT,THE CONTROLLER SHALL KEEP K. HEATING OPERATION 111. COMPRESSORS SHALL STAGE TO MAINTAIN SUPPLY AIR TEMPERATURE SETPOINT. THE CA DAMPER OPEN AND MODULATE THE ECONOMIZER DAMPER OPEN AND THE RETURN AIR DAMPER CLOSED IN ORDER TO MAINTAIN SETPOINT. 1. THE UNIT CONTROLLER COMPARES THE OUTSIDE AIR TEMPERATURE AND TEMPERATURE SETPOINT AND DETERMINES A NEED-HEATING CONTROL SIGNAL TO OPEN iv. SUPPLY FAN SHALL MODULATE TO MAINTAIN DUCT STATIC PRESSURE SETPOINT. HEATING COIL CONTROL VALVE. V. RETURN FAN SHALL MODULATE TO MAINTAIN BUILDING STATIC PRESSURE SETPOINT. 3. IF THE OUTDOOR AIR ENTHALPY REMAINS LOWER THAN THE RETURN AIR ENTHALPY AND THE ECONOMIZER DAMPER IS 100%%%OPEN,AND THE 2. HEATING COIL CONTROL VALVE SHALL MODULATE TO MAINTAIN THE HEATING SUPPLY AIR TEMPERATURE SETPOINT. 2. WHEN UNIT IS DISABLED: SUPPLY AIR IS ABOVE SETPOINT FOR 2 MINUTES,THE ECONOMIZER DAMPER SHALL MODULATE To MAINTAIN DISCHARGE AIR TEMPERATURE SETPOINT. L. SMOKE DETECTION I. OUTSIDE AIR DAMPER SHALL CLOSE. 4. WHENTHE OUTDOOR AIR ENTHALPY EXCEEDS THE RETURN AIR ENTHALPY,AND THE OUTDOOR AIR TEMPERATURE IS ABOVE 75 DEG F,THE 1. WHEN SMOKE IS DETECTED IN THE SUPPLY AIR STREAM BY RTU SMOKE DETECTOR,THE UNIT SHALL SHUT DOWN VIA HARDWIRED INTERLOCK. ii. RETURN AIR DAMPER SHALL BE FULLY OPEN. ECONOMIZER CYCLE SHALL BE LOCKED OUT AND THE OUTDOOR AIR SHALL RETURN TO MINIMUM POSITION. 2. WHEN SMOKE I8 DETECTED IN THE RETURN AIR STREAM BY RTU SMOKE DETECTOR,THE UNIT SHALL SHUT DOWN VIA HARDWIRED INTERLOCK. 111. SUPPLY FAN SHALL TURN OFF. G. FAN CONTROL. iv. COMPRESSORS SHALL TURN OFF. 1. DUCT STATIC PRESSURE CONTROL FOR THE SUPPLY FAN. V. RETURN FAN SHALL TURN OFF. THE SUPPLY FAN SHALL MODULATE TO MAINTAIN THE DUCT STATIC PRESSURE SETPOINT AS SENSED BY THE DUCT STATIC PRESSURE SENSOR. D. STATIC PRESSURE RESET. 2. BUILDING PRESSURE CONTROL FOR RETURN FAN. 1. STATIC PRESSURE SENSOR IN RTU DISCHARGE SHALL OVERRIDE REMOTE DUCT STATIC PRESSURE CONTROLLER TO MAINTAIN SYSTEM i. UNIT RETURN FAN SHALL MODULATE TO MAINTAIN BUILDING PRESSURIZATION SETPOINT. MAXIMUM DISCHARGE PRESSURE. H. INTERLOCKS WITH OTHER EQUIPMENT. E. SUPPLY TEMPERATURE CONTROLS. 1. RTU-2 SHALL BE INTERLOCKED WITH LEVEL 2 EXHAUST FANS. 1. HEAT RECOVERY CONTROLS BY BAS CONTRACTOR. I. HUMIDITY CONTROL-BY DUCT HUMIDIFIER,INSTALLED ON SUPPLY AIR DUCT ON ROOF. 2. RTU SUPPLY TEMPERATURE CONTROLS: 1. SEE DUCT HUMIDIFIER CONTROL DIAGRAM AND 800. I. THE COMPRESSORS SHALL STAGE AS NECESSARY TO MAINTAIN THE SUPPLY AIR TEMPERATURE SETPOINT AS SENSED BY THE DISCHARGE TEMPERATURE SENSOR SUPPLIED WITH THE UNIT(DAIKIN CONTROL POINT). ii. DISCHARGE TEMPERATURE DOWNSTREAM OF THE COIL SHALL BE MAINTAINED AT 55 DEG F. Ill. MECHANICAL COOLING SHALL BE LOCKED OUT IF OUTSIDE AIR TEMPERATURE DROPS BELOW 50 DEG F. iv. IF OUTSIDE AIR TEMPERATURE IS ABOVE 70 DEG F,OUTSIDE AIR DAMPERS SHALL BE SET TO MINIMUM OUTSIDE AIR POSITION. CONTROLS -ACU LEVEL 2 M612 NONE KP Project No: CAP0204117 HOK Project No: 19.05002.03 Sheet Title: ACU CONTROLS a original is 30 x 42.Do not scale contents or this drawing. Sheet Number M612