Lochinvar SDT/SET065 - 119 9High Output Piping continued, Series Configuration, Friction, Loss

SDT/SET Installation & Operation Manual

9High Output Piping (continued)

Figure 9-2Indirect Boiler with Parallel Piping

						Table 9C
						Series Configuration
		PRESSURE			Boiler	Boiler	Continuous First Hour
BACKFLOW		REDUCING		Model	Flow	Loop	Draw	Rating	Max Input
		VALVE			GPM	Temperature	GAL/HR*	GAL*	BTU/HR
PREVENTER
		PRESSURE
		GAUGE		SDT065	20	180° F	380	438	284,886
	MAKE UP WATER	SYSTEM		SDT080	20	180° F	391	461	293,133
		SUPPLY		SDT119	20	180° F	530	631	397,341
	AIR SENSOR
	SEPARATOR						* Tank temperature was 140°F.
TO					FROM
SYSTEM			NOT TO EXCEED 4 PIPE DIA. OR		SYSTEM
	SYSTEM
BALL VALVE			A MAXIMUM OF 12” APART				HOT
	CIRCULATOR		Y-STRAINER
(TYPICAL)							WATER
			(RECOMMENDED)			ANTI-SCALD	OUT
	EXPANSION				MIXING VALVE
			BOILER	BOILER BACKUP
	TANK							COLD
			CIRCULATOR	HEAT EXCHANGER
				(SDT MODELS ONLY)				WATER
									IN
									TEMPERATURE/
		DRAIN POINT							PRESSURE
									RELIEF VALVE
		(TYPICAL)
				DOMESTIC
									BOILER
				HOT WATER
				CIRCULATOR				TANK SENSOR/
								AQUASTAT
								SOLAR SENSOR

RECIRCULATION

PUMP

UNION
(TYPICAL)
TEMPERATURE/
PRESSURE				CHECK VALVE
GAUGE	DRAIN	KNIGHT
			SQUIRE	DRAIN
	PRESSURE	BOILER
			SOLAR	(FIELD SUPPLY)
	RELIEF VALVE		HEAT EXCHANGER

NOTICE

Please note that these illustrations are meant to show system piping concept only, the installer is responsible for all equipment and detailing required by local codes.

Table 9D SDT Series Friction Loss

	FRICTION		LOSS	SDT		SERIES
70.00
60.00						119
50.00
40.00						065	&
30.00						080
20.00
10.00
0.00
0	5	10	15	20	25	30	35

FLOW

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