Sanyo CH2472, CH1872 service manual High pressure performance chart

Indoor Unit	KHS1872
Outdoor Unit	CH1872

Heating Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V)

(1) High pressure performance chart

valve	(MPaG)	494
servicetube
	psig	(3.4)
		421
at wide		(2.9)
pressure		348
		(2.4)
High		275
		(1.9) 23
		(–5)

(2) Operating current performance chart

	11
(A)	10
	9
current
	8
Operating
	6
	7
	5

23

(–5)

(3) Indoor discharge air performance chart

				)
				(23°C
			°F
		.73
	temp
air				°C)
Indoor
			(21
		°F
		70		°C)
			(17
		°F
		63

32	41	50	59	68	77
(0)	(5)	(10)	(15)	(20)	(25)
Outdoor inlet air D.B. temp. °F(°C)

						)
					(23°C
			°F
		.73
	temp				°C)
air				21
			(
Indoor		°F				°C)
		70		(
				17
		°F
		63

32	41	50	59	68	77
(0)	(5)	(10)	(15)	(20)	(25)
Outdoor inlet air D.B. temp. °F(°C)

Indoor discharge air temperature °F(°C)

NOTE

131(55)

122(50)

113(45)

104(40)

95(35)

86(30)

23

(–5)

					(23°C)
				°F
		.73
	temp
air					°C)
Indoor				(21
			°F
		70			°C)
					(17
			°F
		63

32	41	50	59	68	77
(0)	(5)	(10)	(15)	(20)	(25)
Outdoor inlet air D.B. temp. °F(°C)

•Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value.

•Overload prevention operates to protect the air conditioner when outdoor ambient temperature becomes extremely high in heating mode. (Refer to "8-2. Overload prevention during heating.")

20