Table of Contents
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Table of Contents
Related Manuals for Vertiv P1025UA13C
Summary of Contents for Vertiv P1025UA13C
- Page 1 Liebert® PEX+ Series Precision Air Conditioning Technical Manual...
- Page 2 The purchased products, services, and features are stipulated by the contract made between Vertiv Co., and the customer. All or part of the products, services, and features described in this document may not be within the purchasing scope or the usage scope.
- Page 3 Purpose of the Document This document applies to the Liebert PEX+ series of precision air conditioners cooling solutions which maintain an optimal environmental control mainly for technological ecosystems at minimal operating costs. This document gives an overview of the technical specification. The figures used in this document are for reference only.
- Page 4 4.2 Operating Environment ....................... 11 5 Technical Parameters ............12 5.1 Technical Specifications ..................... 12 6 iCOM Controller ..............12 6.1 Features ..........................................14 6.2 iCOM Components ....................................15 6.3 iCOM Display Components & Functions ..........................16 Vertiv I Liebert PEX+ I Technical Manual...
- Page 5 9.9 Smoke and fire detectors ....................28 9.10 Supply Air Temperature Sensor ..................28 9.11 Supply Air Pressure Sensor ..................... 28 9.12 Remote Sensor ........................28 9.13 Smoke sensor ........................28 9.14 IS - Unity card ........................28 Vertiv I Liebert PEX+ I Technical Manual...
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Page 6: Product Overview
The PEX+ air cooled AC unit is packed with features such as high reliability, high sensible heat ratio, and large airflow. It is an excellent system that adheres to the standards in Precision Air Cooling in terms of energy-efficiency, space requirements, and reliability. Vertiv I Liebert PEX+ I Technical Manual... -
Page 7: Model Description
Model Description The Liebert PEX+ appearance is shown in Figure 1-1. Figure 1-1 PEX+ Model Figure 1-2 Main Components Vertiv I Liebert PEX+ I Technical Manual... -
Page 8: Components & Features
Hydrophilic coating on cooling coil enhances longevity. The sophisticated design of the distributor ensures that the refrigerant is distributed evenly in each loop, thereby improving the effectiveness of the heat exchanger. Figure 2-2 Evaporator Vertiv I Liebert PEX+ I Technical Manual... -
Page 9: Thermal Expansion Valve
These humidifiers reduce the dependency of water quality and simultaneously achieve full capacity in quick time using almost any water quality. Figure 2-4 Infrared Humidifier Vertiv I Liebert PEX+ I Technical Manual... -
Page 10: Ec Fans
In the PEX+ models, the PTC heaters are used as they have lower running temperatures, thereby ensuring operational safety. Less susceptible to overheating and long lasting due to less wear • Lower Maintenance and Smooth operation • Figure 2-6 Electric Heater Vertiv I Liebert PEX+ I Technical Manual... -
Page 11: Sight Glass
The Status menu displays the status of the conditioned space, such as room temperature and humidity, temperature and humidity setpoints, alarm status and settings, event histories and the current time. Figure 2-8 iCOM Controller Vertiv I Liebert PEX+ I Technical Manual... -
Page 12: Filter Drier
The Liebert range of air conditioners offers many advantages, some of which are listed below: • Antirust aluminum cabinets • Low sound levels High reliability over a wide range of ambient conditions • Figure 2-10 Condenser Vertiv I Liebert PEX+ I Technical Manual... -
Page 13: Model Nomenclature
Electric heating Opt. 2 Stage Digit 25 Order Identifier Digit 14 Filtration None SFA Included Digit 15 Coil and Valves Standard DX Air cooled coil，TXV Standard DX Air cooled coil，EEV Figure 3- 1 Nomenclature Vertiv I Liebert PEX+ I Technical Manual... -
Page 14: Operating Parameters
<1000m. Above that, derating is required Operation voltage range 380V (-10% ~ +15%), 3N~ 50Hz When the unit is used in the following condition, Contact Vertiv Co. • If the unit voltage exceeds the operating voltage range. • Derating for altitude above 1000m. -
Page 15: Technical Parameters
*2: For downflow unit ESP 20 Pa & for upflow unit ESP50Pa considered • *3: Fixed Scroll compressor with R407C based refrigerant • • Standard offer is with TXV, EEV is available on request Water cooled condenser can be offered on request • Vertiv I Liebert PEX+ I Technical Manual... - Page 16 *2: For downflow unit ESP 20Pa & for upflow unit ESP 50Pa considered • *3: Digital Scroll compressor equipped with R407C refrigerant • • Standard offer is with TXV, EEV is available on request Water cooled condenser can be offered on request • Vertiv I Liebert PEX+ I Technical Manual...
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Page 17: Icom Controller
The Status menu shows the status of the conditioned space, such as room temperature and humidity, temperature and humidity setpoints, alarm status and settings, event histories and the current time. Vertiv I Liebert PEX+ I Technical Manual... -
Page 18: Icom Components
Figure 6- 1 Wall Mount Large Display Figure 6 - 2 Direct Panel Mount Large Display and Bezel Figure 6 - 3 Direct Panel Mount Small Figure 6 - 4 Liebert iCOM Display and Bezel Input/Output Board Vertiv I Liebert PEX+ I Technical Manual... -
Page 19: Icom Display Components & Functions
If the system screen is shown and the On/Off key is pressed, the Liebert iCOM shows a notification that pressing the On/Off key again will turn Off all units on the network. Vertiv I Liebert PEX+ I Technical Manual... - Page 20 Amber—Power is available to the unit, unit is NOT operating Lower LED Green—Power is available to the unit, unit is operating Green and Amber LEDs will flash alternately when the unit is in Lower LED Standby Vertiv I Liebert PEX+ I Technical Manual...
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Page 21: Mechanical Parameters
P: Power cable entry D: Water drain hole H: Water inlet for humidifier C/R: Condenser water inlet and outlet /refrigerant inlet and outlet Figure 7-1 Cut-out location dimensions of at the base of P1030-P2100unit (unit: mm) Vertiv I Liebert PEX+ I Technical Manual... -
Page 22: Position And Dimensions Of Air Outlet On Top Cover
The locations and dimensions of knock-out holes are shown in Figure 7-3 and 7-4. Select the inlet and outlet holes according to the actual needs. Ensure only one service is used per opening. Figure 7-3 P1020 and P1025 series knock-out Vertiv I Liebert PEX+ I Technical Manual... -
Page 23: Plenum Dimensions (For Upflow Unit)
The equipment has knock-outs, be sure to mount sleeve to the cable holes to avoid cutting the cables. 7.2 Plenum dimensions (for Upflow unit) For Upflow system, the plenums with grilles can be selected by requirements. Figure 7-5 Plenum dimensions of P1020 and P1025 upflow unit Vertiv I Liebert PEX+ I Technical Manual... - Page 24 400(600, optional) P2060 to P2070 1830 400(600, optional) P2080 to P2100 2230 400(600, optional) If the height of the plenum selected for air conditioner unit exceeds 600mm, consult Vertiv Co. professional for non-standard production. Vertiv I Liebert PEX+ I Technical Manual...
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Page 25: Installation Space Requirements
Make sure to reserve the maintenance space when installing the equipment. A maintenance space of 900mm must be allocated in front of the air conditioner unit normally. The requirement for maintenance space is given in Figure 7-8. Figure 7-8 Maintenance space of unit Vertiv I Liebert PEX+ I Technical Manual... -
Page 26: System Installation Arrangement
• Vertiv Co. staff and qualified professionals lay out the piping. • Components (marked with *) are not supplied by Vertiv Co. but are recommended for • proper circuit operation and maintenance. Additional components (marked with +) are required when the equivalent length exceeds •... -
Page 27: Recommended Pipe Sizes
1. Extension kit should be added to the “Eq. Length” marked with *. 2. D: discharge line, L: liquid line. ℃ 3. Consult Vertiv Co. If the line length exceeds 60m. 4. If the outdoor temperature of the unit is below -20 , the low-temperature kit must be used, and please consult Vertiv Co. -
Page 28: Electrical Parameters
1. The standard model is configured with humidifier and 1-stage electric heating. 2. Air-cooled unit FLA excludes the condenser current. 3. MCB and incoming cable sizes will be selected as per local electrical guidelines. Vertiv I Liebert PEX+ I Technical Manual... -
Page 29: Optional Components
(which includes solenoid and check valve) will be configured and the specific selection of pipes is done as per the values described in Table 7. 3 Vertiv I Liebert PEX+ I Technical Manual... -
Page 30: Low Temperature Kit
The water leakage alarm can accurately show the location of water leakage. Vertiv I Liebert PEX+ I Technical Manual... -
Page 31: Smoke And Fire Detectors
9.14 IS - Unity card IS-UNITY Card can provide two kinds communication protocol: IS-485 and IS-WEB adopting the communication and protocol of industry information department. Figure 9-4 IS Unity Card Vertiv I Liebert PEX+ I Technical Manual...
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