Toshiba RAV-SP1604AT8-E, RAV-SP1104AT8ZG-TR 35, RAV-SP110type, RAV-SP140type, RAV-SP160type

3. OUTDOOR UNIT REFRIGERATING CYCLE DIAGRAM

TO sensor

TS sensor

Pressure

switch

P

TL sensor

Check joint

Cooling: High pressure

Heating: Low pressure

		Heat exchanger
	TD sensor	Ø8, 2 rows, 52 stages
		FP1.45, flat fin
		In cooling operation
		In heating operation
	Muffler
		Ø25 × L180
	Ø25 × L210
Accumulator	Rotary compressor
(2500cc)	(DA422A3F-27M)

	PMV
	Strainer
TE sensor
	Capillary
	Ø4 ×Ø3 (6 pcs.)
Distributor	Refrigerant pipe
	at liquid side Ø9.5
	Packed valve
	Refrigerant pipe
Strainer	at gas side Ø15.9
	Ball valve
	Cooling: Low pressure
	Heating: High pressure

RAV-SP110 type

			Pressure				Pipe surface temperature (°C)				Compressor		Indoor/Outdoor
		(MPa)		(kg/cm²g)		Discharge	Suction	Indoor heat	Outdoor heat		drive revolution	Indoor	temp. conditions
													(DB/WB) (°C)
								exchanger	exchanger		frequency	fan
											(rps)
		Pd	Ps	Pd	Ps	(TD)	(TS)	(TC)	(TL)	(TE)			Indoor	Outdoor
	Standard	2.59	0.98	26.4	10.0	66	13	13	44	42	40	HIGH	27/19	35/–
Cooling	Overload	3.30	1.09	33.7	11.1	78	9	13	49	43	53	HIGH	32/24	43/–
	Low load	1.74	0.75	17.8	7.7	46	7	5	32	25	21	LOW	18/15.5	–5/–
	Standard	2.35	0.71	24.0	7.2	65	3	39	7	3	43	HIGH	20/–	7/6
Heating	Overload	3.22	1.17	32.9	11.9	73	19	54	14	15	26	LOW	30/–	24/18
	Low load	2.55	0.20	26.0	2.0	99	–23	45	–19	–19	96	HIGH	15/–	–15/–

RAV-SP140 type

			Pressure				Pipe surface temperature (°C)				Compressor		Indoor/Outdoor
		(MPa)		(kg/cm²g)		Discharge	Suction	Indoor heat	Outdoor heat		drive revolution	Indoor	temp. conditions
								exchanger	exchanger		frequency	fan	(DB/WB) (°C)
											(rps)
		Pd	Ps	Pd	Ps	(TD)	(TS)	(TC)	(TL)	(TE)			Indoor	Outdoor
	Standard	2.77	0.87	28.3	8.9	74	12	10	46	42	54	HIGH	27/19	35/–
Cooling	Overload	3.50	0.98	35.7	10.0	84	10	14	54	46	64	HIGH	32/24	43/–
	Low load	1.75	0.76	17.9	7.8	47	8	6	33	25	21	LOW	18/15.5	–5/–
	Standard	2.66	0.67	27.1	6.8	75	2	44	7	3	55	HIGH	20/–	7/6
Heating	Overload	3.13	1.05	31.9	10.7	72	16	53	12	13	26	LOW	30/–	24/18
	Low load	2.48	0.20	25.3	2.0	98	–23	44	–19	–19	96	HIGH	15/–	–15/–

RAV-SP160 type

			Pressure				Pipe surface temperature (°C)				Compressor		Indoor/Outdoor
		(MPa)		(kg/cm²g)		Discharge	Suction	Indoor heat	Outdoor heat		drive revolution	Indoor	temp. conditions
													(DB/WB) (°C)
								exchanger	exchanger		frequency	fan
											(rps)
		Pd	Ps	Pd	Ps	(TD)	(TS)	(TC)	(TL)	(TE)			Indoor	Outdoor
	Standard	2.89	0.78	29.5	8.0	81	10	9	48	43	65	HIGH	27/19	35/–
Cooling	Overload	3.61	0.90	36.8	9.2	88	11	15	57	49	74	HIGH	32/24	43/–
	Low load	1.75	0.77	17.9	7.9	48	9	7	33	26	21	LOW	18/15.5	–5/–
	Standard	2.88	0.65	29.4	6.6	82	2	47	7	3	63	HIGH	20/–	7/6
Heating	Overload	3.04	1.05	31.0	10.7	71	16	52	12	13	26	LOW	30/–	24/18
	Low load	2.48	0.20	25.3	2.0	98	–23	44	–19	–19	96	HIGH	15/–	–15/–

∗This compressor has 4-pole motor. The value when compressor frequency (Hz) is measured by a clamp meter becomes 2 times of No. of compressor revolutions (rps).

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