EMI WLCA installation manual Refrigeration System DX Units, Start UP Procedures

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ELECTRICAL SPECIFICATIONS

STANDARD UNIT DATA

 

SMALL

MEDIUM

LARGE

POWER SUPPLY

 

230V/1PH/60HZ

230V/1PH/60HZ

230V/1PH/60HZ

FULL LOAD AMPS

A

0.4

0.6

0.9

MIN. CIRCUIT AMPACITY (MCA)

A

0.5

0.75

1.13

REC. FUSE

A

15

15

15

WITH OPTIONAL ELECTRIC HEAT 1

 

SMALL

MEDIUM

LARGE

POWER SUPPLY

 

230V/1PH/60HZ

230V/1PH/60HZ

230V/1PH/60HZ

ELECTRIC HEAT CAPACITY

KW

1.5

3.0

5.0

HEATER AMPS

A

6.52

13.1

21.7

FULL LOAD AMPS

A

7.0

13.7

22.6

MIN. CIRCUIT AMPACITY (MCA)

A

8.8

17.1

28.3

REC. FUSE WITH HEAT

A

15

20

30

WITH OPTIONAL BOOST TRANSFORMER 2

 

SMALL

MEDIUM

LARGE

POWER SUPPLY

 

115V/1PH/60HZ

115V/1PH/60HZ

115V/1PH/60HZ

FULL LOAD AMPS

A

0.8

1.2

1.8

MIN. CIRCUIT AMPACITY (MCA)

A

1.0

1.5

2.26

REC. FUSE

A

15

15

15

(1)STANDARD UNIT FITTED WITH OPTIONAL ELECTRIC HEATING ELEM ENTS. AVAILABLE WITH 230V M ODEL UNITS ONLY.

(2)STANDARD UNIT FITTED WITH OPTIONAL BOOST TRANSFORM ER FOR CONNECTION TO A 115V ELECTRICAL SUPPLY. ELECTRIC HEAT IS NOT AVAILABLE WITH THIS OPTION.

REFRIGERATION SYSTEM (DX UNITS)

PIPE INSTALLATION NOTES

1.When cooling only or heat pump units are being installed, it is usually only necessary to insulate the suction line. However, if the liquid line is subject to high temperature or exposed to direct sunlight, this should also be insulated.

2.Maximum equivalent pipe run should be no more than 100’, with a maximum rise of 35’.

3.Horizontal pipe runs should be slightly inclined, so as to encourage oil to flow in the direction of the compressor, for better oil return.

4.Good refrigeration practices must be employed to ensure the correct pressure drop and good oil return.

PRESSURE TESTING: When installation is complete, fill the Cassette and interconnecting pipework with dry nitrogen to a pressure of 150 PSIG. Record the pressure over a pe- riod of time (a minimum period of 60 minutes should be suf- ficient to detect any major leaks, however, ideally 24 hours should be allowed). If there is any reduction in pressure, trace the leak and repair before conducting a further pres- sure test.

EVACUATION: Evacuation should be carried out with a high vacuum pump. The pump should be connected to the high and low pressure sides of the system via a gauge manifold fitted with compound gauges. A high vacuum gauge should be fitted to the system at the furthest point from the vacuum pump.

Triple evacuation should be used to ensure that all contami- nants are removed or at least reduced to significantly low proportions.

The vacuum pump should be operated until a pressure of 500 microns absolute pressure is reached, at which time the vacuum pump should be stopped and the vacuum bro- ken with oxygen free nitrogen until the pressure rises above zero.

The above operation should be repeated a second time.

The system should then be evacuated a third time but this time to 100 microns absolute pressure. After stopping the pump, open the condensing unit’s service valves to break the vacuum.

START UP PROCEDURES

PRE-START:Once installation is complete it is important that the following pre-start checks are made.

1.All pipe work is complete and insulated where nec- essary.

2.All fans are able to rotate freely.

3.The Cassette and interconnecting pipe work have been evacuated correctly and the Condensing Unit’s service valves are open (DX units only).

4.All electrical connections (both power and control) are properly terminated.

5.All condensate drains are installed correctly.

6.The power supply is of the correct voltage and fre- quency.

7.The units are properly grounded in accordance with current electrical codes.

ENVIROMASTER INTERNATIONAL LLC

5

EMI@ENVIROMASTER.COM

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Contents Controls and Components General StatementProduct Description Positioning Site InstallationCabinet Electrical Data Refrigeration System DX Units Start UP ProceduresEMI Cassette CAH/W, CAF/4 EMI Cassette Mechanical Data Cabinet DimensionsSmall Cabinet EMI Cassette DimensionsLarge Cabinet Medium CabinetInfrared Receiver & Fascia Display Panel Microprocessor ControllerInfrared Transmitter Display IndicatorsHOW to SET the Present Time Setting UP the BUILT-IN Time ClockControl Circuit Checks DX Units Unit Start UP Indoor UnitUnit will not Operate Troubleshooting SectionPossible CAUSES/REMEDIES Water Leaking from UnitNo Heating Heat Pump Coil FreezeNo Cooling Electric Overheat Fans will not RUNPossible CAUSES/REMEDIES Filter Removal and Cleaning MaintenanceFAN Removal Condensate Tray RemovalAppendix a Wiring Charts and Instructions Appendix B Exploded Unit Drawing and Parts List Large Cabinet Appendix C Exploded Unit Drawing and Parts List

WLCA specifications

EMI WLCA, or Electromagnetic Interference Wireless Lightning Control Architecture, represents a groundbreaking evolution in the realm of electromagnetic interference mitigation technologies. Designed to safeguard sensitive electronic systems from the potentially detrimental effects of electromagnetic disturbances, EMI WLCA integrates a host of advanced features and characteristics that empower both industries and consumers.

One of the primary features of EMI WLCA is its ability to operate across various frequencies. This versatility ensures that it can mitigate interference from a wide range of sources, whether they originate from industrial machinery, communication devices, or environmental factors. By effectively filtering out these unwanted signals, the technology facilitates more stable and reliable performance in electronic systems.

At the heart of EMI WLCA lie several state-of-the-art technologies that enhance its efficiency. Adaptive filtering is a key component, allowing the system to dynamically adjust its response based on the detected interference levels. This real-time adjustment capability ensures optimal performance, minimizing lag and improving responsiveness in critical applications, such as aviation, telecommunications, and medical devices.

Another notable characteristic of EMI WLCA is its modular design. This allows for easy integration into existing systems, enabling manufacturers to incorporate the technology without necessitating an overhaul of their current infrastructure. The modularity also facilitates future upgrades, ensuring that systems can adapt to changing standards and emerging interferences.

In addition to its impressive technical specifications, EMI WLCA is designed with user-friendliness in mind. Comprehensive monitoring tools provide users with insightful data on interference levels and the effectiveness of the mitigation strategies being employed. This transparency not only aids in troubleshooting but also enhances overall system performance by allowing users to make informed adjustments as needed.

Moreover, EMI WLCA is built to meet stringent regulatory compliance standards. This ensures its broad applicability across various sectors, including aerospace, automotive, and consumer electronics. As technology continues to advance, the RF environment becomes increasingly crowded, making solutions like EMI WLCA not only desirable but essential.

In conclusion, EMI WLCA stands out as a significant advancement in electromagnetic interference control technology. With its adaptive filtering capabilities, modular design, user-friendly monitoring tools, and compliance with industry regulations, EMI WLCA promises to enhance the reliability and performance of electronic systems across diverse applications. As the demand for interference-resistant technology grows, innovations like EMI WLCA will undoubtedly play a critical role in shaping the future of electronic design and implementation.