Envision Peripherals R-410A installation manual Unit Operating Parameters, Dual Capacity Models

ENVISION RESIDENTIAL INSTALLATION MANUAL

Unit Operating Parameters

Dual Capacity Models

FIRST STAGE OPERATION

				Cooling -- No Desuperheater
Entering Water	Water Flow	Suction	Discharge			Water Temp	Air Temp Drop
Temp °F	GPM/Ton	Pressure PSIG	Pressure PSIG	Superheat	Subcooling	Rise °F	°F DB
50	1.5	125-140	205-225	12-20	8-14	17-21	17-23
	3.0	120-135	190-210	12-20	8-14	8-12	17-23
70	1.5	135-145	280-290	10-16	8-14	16-20	17-23
	3.0	133-143	250-260	10-16	8-14	9-13	17-23
90	1.5	142-152	345-355	8-12	8-14	14-20	17-23
	3.0	140-150	330-340	8-12	8-14	8-12	17-23

				Heating -- No Desuperheater
Entering Water	Water Flow	Suction	Discharge			Water Temp	Air Temp Rise
Temp °F	GPM/Ton	Pressure PSIG	Pressure PSIG	Superheat	Subcooling	Drop °F	°F DB
30	1.5	76-84	280-295	8-12	3-10	5-9	12-16
	3.0	80-88	285-300	8-12	3-10	3-7	14-18
50	1.5	100-115	310-330	10-14	3-10	7-11	18-22
	3.0	105-120	315-335	10-14	3-10	5-9	20-24
70	1.5	135-150	325-350	12-16	3-10	8-12	24-28
	3.0	140-155	330-355	12-16	3-10	6-10	22-30

SECOND STAGE OPERATION

				Cooling -- No Desuperheater
Entering Water	Water Flow	Suction	Discharge			Water Temp	Air Temp Drop
Temp °F	GPM/Ton	Pressure PSIG	Pressure PSIG	Superheat	Subcooling	Rise °F	°F DB
50	1.5	130-140	215-235	12-20	8-14	16-22	17-23
	3.0	128-138	190-210	12-20	8-14	8-12	17-23
70	1.5	138-148	280-310	10-16	10-16	15-21	17-23
	3.0	136-146	250-280	10-16	8-14	7-13	17-23
90	1.5	145-155	350-380	9-14	10-16	14-20	17-23
	3.0	143-153	320-350	9-14	8-14	6-10	17-23

				Heating -- No Desuperheater
Entering Water	Water Flow	Suction	Discharge			Water Temp	Air Temp Rise
Temp °F	GPM/Ton	Pressure PSIG	Pressure PSIG	Superheat	Subcooling	Drop °F	°F DB
30	1.5	73-85	270-305	8-14	3-10	6-10	15-21
	3.0	77-90	280-315	8-14	3-10	4-8	17-23
50	1.5	97-110	290-325	10-16	3-10	9-13	22-28
	3.0	102-115	300-335	10-16	3-10	7-11	24-30
70	1.5	130-145	320-355	13-19	3-10	10-14	30-36
	3.0	135-150	325-360	13-19	3-10	8-12	32-38

Note: Cooling performance based on entering air temperatures of 80º F DB, 67º F WB.

Heating performance based on entering air temperature of 70º F DB.

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