Carrier 48/50AJ specifications 134, Ton Mchx Circuit a Charging Chart

				25 and 27 Ton MCHX CIRCUIT A Charging Chart
					All Compressors on a Circuit Must be Operating
						All Outdoor Fans Must be Operating
	150												S S T= 5 5 F
	145												S S T= 4 5 F
F)	140												S S T= 3 5 F
				Reduce Charge if Above Curve
(deg	135
re	130
	125
tu
Tempera	120
	115
ing	110
	105
s									Add Charge if Below Curve
Conden	100
	95
ted	90
	85
tura
	80
Sa	75
	70
	55	60	65	70	75	80	85	90	95	100	105	110	115	120	125

Outdoor Air Temperature (deg F)

				25 and 27 Ton MCHX CIRCUIT B Charging Chart
					All Compressors on a Circuit Must be Operating
						All Outdoor Fans Must be Operating
	150
	145
F)	140													S S T= 5 5 F
														S S T= 4 5 F
(deg
	135													S S T= 3 5 F
ure	130
	125			Reduce Charge if Above Curve
Temperat
	120
	115
ing	110
	105								Add Charge if Below Curve
Condens
	100
	95
ated	90
	85
tur
	80
Sa	75
	70
	55	60	65	70	75	80	85	90	95	100	105	110	115	120	125

Outdoor Air Temperature (deg F)

LEGEND a48-8402

MCHX— Microchannel Heat Exchanger

SST — Saturated Suction Temperature

Fig. 45 — Charging Chart — 48/50A2,A3,A4,A5025 and 027 with R-410A Refrigerant

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