Ecoer 2436 Manual
Function and control for smart inverter
(esi) unitary system with iot technology
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Also See for 2436:
- Installation instructions manual (62 pages) ,
- Installation instructions manual (32 pages) ,
- Installation manual (32 pages)
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Summary of Contents for Ecoer 2436
- Page 1 ESI Outdoor Unit Function and control 1/14 Function and Control for Ecoer Smart Inverter (ESI) Unitary System with IoT Technology Manufacturer reserves the right to change at any time for specifications or designs without notice and incurring obligations. 05.2018...
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Page 2: Refrigerant Circuit
ESI Outdoor Unit Function and control 2/14 1. Major components function and refrigerant flow 1.1 Refrigerant Circuit Liquid Stop Valve Heat Exchanger Gas Stop Valve Gauge Port Name Symbol Function Adjusts refrigerant flow rate by changing the frequency based on Inverter compressor objective pressure. - Page 3 ESI Outdoor Unit Function and control 3/14 1.2 Cooling Operation (including cooling oil return and defrost operation) Liquid Stop Valve Heat Exchanger Heat Exchanger Gas Stop Valve Gauge Port High pressure Gas High pressure Liquid Low pressure Gas Low pressure Mix. 1.3 Heating Operation (including heating oil return) Liquid Stop Valve Heat Exchanger...
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Page 4: Control Logic Description
ESI Outdoor Unit Function and control 4/14 2. Control logic description 2.1 Operation Mode after 1 minute Operation in stop mode Thermostat OFF Thermostat ON Y=OFF (Y=ON) O be changed Pressure equalizing prior to Restart standby start up (compressor stops) Malfunction Longest 6 minutes /Thermostat OFF... -
Page 5: Mode List
ESI Outdoor Unit Function and control 5/14 Mode list Stand by without running signal SEG1 SEG2 SEG3 →State Code (SEG3): 0 SEG1 SEG2 SEG3 Wait to start after receiving running signal (6 minutes for pressure equalization to restart) →State Code (SEG3): 1 SEG1 SEG2 SEG3... -
Page 6: Basic Control
ESI Outdoor Unit Function and control 6/14 Test mode7 (high frequency) SEG1 SEG2 SEG3 →State Code (SEG3): 7 SEG1 SEG2 SEG3 Test mode8 (low frequency) →State Code (SEG3): 8 2.2 Basic control 2.2.1 Cooling control (including cooling oil return) Remark Actuator Operation High pressure protection control,... -
Page 7: Defrost Operation
The system high pressure change rate related to ambient temperature or running time. Ecoer offers three defrost setting options(n04) designed for different humidity area. Defrost can be set manually(n08) after start up control. For more details, refer to field setting section. -
Page 8: Compressor Control
ESI Outdoor Unit Function and control 8/14 2.3 Compressor control Standby PI control MAX 6 minutes for pressure Depending on the load of the room. equalization Start up control Directive control • Differential control Fixed speed in most cases • MAX time (cooling) ≤... -
Page 9: Fan Control
ESI Outdoor Unit Function and control 9/14 2.4 Fan control Standby after getting Pressure control start signal • Cooling fan control by high pressure MAX STEP • Heating fan control by low pressure Start up control Directive control • Cooling fan control by high pressure Fixed speed in most cases •... -
Page 10: Protection Functions
Upper limit compressor step: Decrease 2step Pc≥B After 15 sec. Current step maintained Pc≥A High pressure abnormal standby Pc<D Restart permission=ON Compressor restart 2436/4860 Value setting Cooling Heating 566psig [3.9MPa] 566psig [3.9MPa] 493psig [3.4MPa] 479psig [3.3MPa] 479psig [3.3MPa] 450psig [3.1MPa] 464psig [3.2MPa]... - Page 11 Pe<A Low pressure abnormal standby Pe≥D Restart permission=ON Compressor restart Value setting 2436/4860 24.5psig [0.17MPa] 43.5psig [0.30MPa] 61.0psig [0.42MPa] 72.5psig [0.50MPa] Manufacturer reserves the right to change at any time for specifications or designs without notice and incurring obligations. 05.2018...
- Page 12 Upper limit compressor step: Decrease 2steps After 15 sec. TD≥B Current step maintained TD≥A Discharge temperature abnormal standby TD<D Restart permission=ON Compressor restart 2436/4860 Value setting Cooling Heating 248°F (120°C) 230°F (110°C) 230°F (110°C) 212°F (100°C) 212°F (100°C) 194°F (90°C) 194°F (90°C)
- Page 13 Upper limit compressor step: Decrease 1steps TF≥B After 15 sec. Current step maintained TF≥A Inverter heat sink temperature abnormal standby TF<D Restart permission=ON Compressor restart 2436 4860 Value setting Cooling Heating Cooling Heating 181°F (83°C) 181°F (83°C) 176°F (80°C) 167°F (75°C) 174°F (79°C)
- Page 14 Upper limit compressor step=Current step IA≥B Upper limit compressor step: Decrease 1step IA≥B After 30 sec. Current step maintained IA≥A Inverter current abnormal standby IA<D Restart permission=ON Compressor restart 2436 4860 Value setting Cooling Heating Cooling Heating 9.2A 9.5A 12.1A 12.1A 8.6A 9.1A...
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