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<br /> AH- 1 I HP- 1 SEQUENCE 0�' OPERAT ION �
<br /> � - tAH -- 2 / HP- 2 SIMILAR} �
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<br /> GENERAL� � ..
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<br /> AH-1 / HP-1 FS A MATCHED AIR-004LED HP SYSTEM WITH FIELD INSTAl.LED w
<br /> RETURN AiR, OUTSIDE AIR AND RELIEF AIR DAMP�RS. THE EQUIPMENT SHALL BE
<br /> FURNISHED WITH FACTORY CONTROLS AND ALI. RELATED ACCESSORIES REQUIR�D
<br /> TO ACCOMPLISH THE CONTROL SEQUENC�S 4UTLINED BELOW. ANY AND ALL
<br /> DEVICES SUCH AS DAMPER ACTUATORS, CONTROL DAMPERS, THERMOSTATS, END
<br /> SWITCHES� SENSORS, CONTROLLERS AND INTERCONNECTING WIRING NOT
<br /> SPECIFIED T4 BE FURNTSHEq WITH THE EQUIPMENT SHA�L BE PROVIDED BY 7HE
<br /> � CONTRACTOR AND FIELD INSTAL�ED TO PROVFDE A COMPLETE AND FULLY
<br /> � - FUNC7IONAl.. SYSTEM IN ACCORDANCE WITH TNE SPECIFIED CONTROL SEQUENCES.
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<br /> � TIME OF DAY SCHEDULING� a
<br /> THE MECHANICAL SYSTEM SHAl..� 4PERATE CONTINU�USI,Y 24/7 THROUGH a
<br /> PROGRAMMABLE THERM4STAT. THE �OLLOWING M�DES OF OPERATION SHALL AL.SO � � .
<br /> BE AVAII.AB�E F'OR FUTEIRE USE AT THE DISTRICTS DISCRETIaN. Q ,
<br /> 2% CONCENTRATI�N VISUAL INDICATOR RED BEAG4N WARM--UP / COOL-D.OWN MODE�
<br /> CLIFFORD AND SNELL STROSE REFER TO ELECTRICAL
<br /> . . DWG S-10A-C124 (TYP 3 P�ACES> THE SYSTEM SHALL HAVE THE ABILITY TO BE OPTiMAl..LY STARTED 6ASED UPON
<br /> ' OU7DOOR AIR TEMPERATURE FOR WARM UP AND COOL .00WN OF THE SPACE
<br /> PRIOR 70 THE START OF 7HE OCCUPIED PERI4D. iN WARM-UP MODE THE .
<br /> OUTSIDE AIR DAMPER SHALL REMAIN FULLY CLOSED AND HP-1 SHA�.L OPERATE IN
<br /> � � REVERSE CYCL� HEATING TO MAINTAIN OCCUPIED HEA7ING SET-POINT �F 68
<br /> CONTROL RM DEG F. THE SUPPLY FAN SHAL.L OPERATE INTERMITTENTI.Y DURING WARM UP
<br /> MQDE AND SHAL.L CYCLE OFF IF SET-POiNT IS ACHIEV�D PRIOR TO THE START
<br /> OF 1'HE OCCUPIED PERI00. IN COOL-DOWN MODE THE OUTSIDE AIR, RETURN AIR �
<br /> i00 / . AND RE�IEF QAMPERS SHA�L MODUL.AT£ THROUGH DRY-BULB ECONOMIZER CYC�E
<br /> � � SIGNAL'� WIRING AND AS FIRST STAGE OF COOLING TO MAINTAIN OCCUPIED COOLING SET-POINT OF
<br /> CIRCUITING TO DPAC 1 72 DEG � AND HP-1/HP-2 SHALL BE SEQU�NCED ON AS SECOND STAGE OF � .
<br /> DWG E498 COOLING. SUPPLY FAN SHALL OPERATE INTERMiTi'ENTLY AND SHALL CYCLE OFF o
<br /> IF COOLING SET-P4INT IS ACHI�VED PRIOR TO THE START OF THE OCCUPIED a � ,
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<br /> BAr-r RM _ � � �CCUPIED MODE� _ � > >
<br /> SEE NOTE 4 OCCUPiED MODE SHALI. BE BASED UPON USER DEF'INED 7 DAY SCHEDULE � � �
<br /> INITIALLY SET FOR CONTINUOUS (24/7> OPERATION. THE SUPPLY FAN SHALL
<br /> 101 / OPERATE CONTINUOUSLY DURING OCCUPIED MODE. ON A CAl.L FOR COOLING, THE � Y
<br /> . ` � 7 OUTSIDE AIR, RETURN AIR AND R�LIEF AIR DAMPERS SHA1.l. M4DULATE THROUGH � �
<br /> iNTEGRATED ORY-BULB ECONOMIZER CYCLE AS FiRST S T A G E O F C O O L I N G A N D I N �
<br /> � SEQUENCE WITN HP-1/HP-2 TO M,AINTAIN OCCUPIED COO�.ING SET-POINT 0�' 72 � �
<br /> DEG F. RELIEF DAMPER SHALL B£ FU�.LY CLOSED WHENEVER AH-1/HP-1 AND/OR
<br /> . AH-2/HP-2 OUTSIOE AIR DAMPER IS AT MINIMUM VENTILA�'ION POSITION OF 50 �
<br /> CFM AND SHALL BE FULLY �PEN OTHERWISE. a
<br /> . BAl'T RM � . � .
<br /> B A ON A CALL �OR HEATiNG, THE OUTSIDE AIR DAMPER SHALL G4 TO MINIMUM �
<br /> — VENTILATION POSITION OF 50 CFM AND FIP-1/HP-2 SHALL OPERATE THROUGH ,
<br /> , '�20V / 1 PH FROM PANEL ACP2, �02 � ^n 12�V I 1 PH FROM REVERSE CYCLE NEATING TO MAINTAIN SPACE NEATING SET-POINT OF 68 DEG �
<br /> CKT 17. REFER TO C128 PANEL ACP2, CKT 6�. F. AUXILIARY HEATING SHALL BE AUTOMATICAL.LY CYCLED ON-OF�' AS
<br /> REFER TO C128 DETERMINED BY THE �ACTORY. CONTROLS DURING DEFROST MODE. �
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<br /> UNOCCUPIED MODE� � Q
<br /> N �r��r w_^�_ OCCUPIED M�OE SHALL BE BAS�D UPON USER DEFINED 7-DAY SCHEDULE
<br /> � INiTIAL1.Y SET FOR CONTINUOUS OCCUPIED MODE. qURING UNOCCUPIED MODE THE X �
<br /> ( SUPPLY FAN SHALL OPERATE INTERMITTENTLY AND IN SEQUENCE WITH � w
<br /> � HP-1/HP-2 AND AUXILIARY HEATING T� MAINTAIN UNOCCUPIED COOLING � "
<br /> � C K T B R K R P E R C 1 2 7 HYDROGEN SENSOR � SET-POINT �F 85 DEG F ANO UNOCCUPIED HEATING SE7-POINT OF 55 DE G F.
<br /> DURING UNOCCUPIEO M4DE, THE �UTSIDE AI R D A M P£R, A N D R E L i E F A I R D A M P E R �
<br /> ' � BATT RM � _r_,,,._�,.. ^._ � S H A L L B E F U L L Y C L O S E D A N D T H E R E T U R N A I R D A MPER SHAL� BE FUL�Y �PEN. �
<br /> H i i EF-1 / EF-2 SEQUENCE �F OPERATION� � �.
<br /> AUDIBLE ALARM '
<br /> . 101 / � } TNE BATTERY R44M EXHAUST FAN(S) SHAL� OP�RATE CONTINUOUSLY (24/7) TO a
<br /> PROVIDE A MINIMUM VENTILA7i0N RAT£ OF 1 C�'M/ SF, BUT NOT LESS THAN 250 3
<br /> C�M, IN �ACH BATTERY RO�M. A HYDROGEN GAS DETECTOR SHALL MONITOR
<br /> AMBIENT HYDROGEN CONCENTRATIONS FOR PURPOSES OF GENERATING Al..ARMS AS
<br /> DISCONNECT SWITCH BA7TERY MONI70RING �Q0 FOLLOWS� IF HYDROGEN C�NCENTRATION I�fCREASES TO 2% A (RED) VISUAL � o
<br /> t B Y C O N T R A C T O R I � S B S PANELS � WARNIN� INDICATOR AND AN AUDIBLE ALARM {LOCATED IN EACH BATTERY ROOM
<br /> - CONTROLLER AND IN THE C4NTROL ROOM) SHALL BE ACTiVATED. � �
<br /> HYDROGEN SENSOR PACKAGE SHALL BE MODEL SBS-H2, AS MANU�'ACTUREd BY � Q
<br /> � s�� N O T� 4 ANNUNCIATOR STORAGE BAT1'ERY SYSTEMS AND SUITABLE FOR UL CLASS 1, pIV 2 ATEX A{V�
<br /> . C E C E R T I F I E D �4 R H A Z A R D�U S L�C A T I O N S A N D C O M P I.E T E. W i T H E X T E N D E D o �
<br /> SENSOR CABLES AS REQUIREO, CALIBRATION KIT, ALARM RELAYS AND CONTRaL
<br /> � \ PANEL MOUNT£D AND FULLY WIRED.
<br /> A B BATT RM � � UNDER V�LTAGE SPST REI.AY SHAI.L MONITOR THE EF-1 AND EF-2 POWEF2 �
<br /> v` CIRCUITS. RELAY CONTA�OSS 0 POW RORMALLY CLOSED AND SHALL OPEN ,��,a�� �.� a
<br /> UPON INTERRUPTION OR � � � ��,a� � ,
<br /> � 102 � WALL MOUNTED CONVECTaR SEQUENCE OF OPERATION� � p �' Y
<br /> UN�ER VOLTAGE RELAY
<br /> ' CONTACTS SHALL BE - 3
<br /> WALL MOUNTED CONVECT4R SHALL CYCLE ON T� MAINTAIN R�OM TEMPERATURE �,
<br /> RATED FOR 125VDC 2 — —`� /�`�'"'�"�' SiGNAL WIRING AND SET-POINT 0�' 70 DEG F ViA THE UNIi' MOUNTED THERMOSTAT. � ��� �
<br /> 1 �
<br /> CIRCUITING TO DPAC 9
<br /> DWG E418 r tl
<br /> - � � --�— --� f----—-- 1% CONCENTRATiON VISUAL INDiCATOR AMBER BEACON °'
<br /> � C�.IFFORD AND SNELL STR08E REFER TO ELECTRICA! , �
<br /> OWG S--10A-C124 09/21/2015 0
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<br /> . NOTES� � D c .
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<br /> 1. INSTALL POWER WIRING TO VISUA� INOICATORS AND 120V / 1 PH �ROM 120V / 1 PH FR4M �
<br /> EF-1 OR EF-2 MOTOR SBS CONTR4LL.ER, INCLUpING TERMINATTONS AT RELAY PANEL ACP2, CKT 61. PANEI. ACP2. CKT 59. PUBLIC UTtuTY DISTRiCT NO t �
<br /> SEE FAN SCHEDULE CONTACTS. REFER TO C128 R�FER TO C128 :
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<br /> 2. SIGNAI. WIRING BETWEEN SBS CONTROLLER ANQ WO 354046 �
<br /> SENSORS AND RELAY COILS SHALL BE BY a
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<br /> CONTRACTOR. TASK �
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<br /> 3. INSTALL CABl.ING BETWEEN HYDR4GEN SENSOR AND
<br /> " SBS CONTROLL.ER. �
<br /> SCALE NONE N
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<br /> � - 4. INSTALL POTTER & BRUMFIELD KUP RELAY
<br /> tKUP-5-A15120) AN� SOCKET {27E121) FOR INDICATION , �
<br /> TO DISTRIC7 S SCADA SYSTEM. OFTR SAZ/DMD N
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<br /> CHKR LDS ; �
<br /> BATT R�OM EXH F' AN ' �
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<br /> � T ONITQRING gATT RO�M MUNITORING , EN�R PMJ o
<br /> UNDER VOL A�E M
<br /> SCALE� NTS SCALE� NTS . M
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<br /> CONTROI. SEQUENCES ��
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