Emerson 3000 manuale d’uso

Precision C ooling For Bu siness-Critical C ontinuity Li eb er t C ha l len ger ™ 3000 T echnic a l Data Man ual - Floo r Moun ted Syste ms, Nominal 3 & 5 T o n Syste ms, Air C ooled, W ate r/Glyco l C ooled , GL Y CO OL, C hille d W at er , Split Syst ems, 50 & 60 Hz DISCONTINUED PR ODUCT[...]

     NOTE Tables i , ii and iii show nomenclature for the complete range of all available product options. Not all combinations are possible. For assistance, contact your local dealer, Liebert representative or call 1-800-543-2778.   ?[...]

        [...]

  Figure 1 Unit configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Figure 2 Unit configurations, continued . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 3 Micro[...]

     [...]

 DISCONTINUED P R O D U C T[...]

                  For sensitive electronics, environmental control is more than simple cooling. “Comfort” air condi[...]

                           Data [...]

           [...]

       Two levels of microproces sor control systems are available providing precise control and monitoring of the critical space. The Advanced Microprocessor is standard, and the Advanced Microprocessor with Graphics is optional. The main control functions are similar for b[...]

        •[...]

           The frame, 14 gauge, MIG welded tubular and formed steel, provides maximum support while 1" (25.4mm) deep steel panels with 1-1/2 lb. (.68 kg) insulation protect and qu iet the system. The fron[...]

                  The chilled water cooling coil i[...]

     Two versions are avai lable: 1. Self-Contained Systems 2. Split Systems   These systems feature a s croll compressor and con- trols, expansion valve, hot gas bypass and evap orator coil in the room unit. Air Coole[...]

 DISCONTINUED P R O D U C T[...]

                    [...]

       ?[...]

                     ?[...]

                 The Liebert GLYCOOL free-cooling system is inte- grated with a glycol cooled Chal[...]

          The condensate pump, mounted in the bottom of most units, is used for condensate water only. Complete with sump, motor and pump assembly and automatic control. Standard model has single float. A dual[...]

   This reheat uses stainless steel elements and also includes the necessary sensors and controls to pro- vide variable heat output to help maintain tighter control of room conditions, especially in lightly loaded applicatio[...]

         You will find a full rang e of monitoring and control systems, communications modules designed to inter- face Liebert equipment with a variety of building management systems, plus stand-alone monitoring, control [...]

          SiteScan Web is a monitoring solution for critical environments that utilize a facility-vie w approach. The system enables communications f rom Liebert environmental and[...]

                ?[...]

           [...]

                    [...]

         ?[...]

                  ?[...]

           [...]

                  ?[...]

           [...]

                 [...]

         ?[...]

               ?[...]

         ?[...]

              [...]

             ?[...]

           [...]

         ?[...]

       ?[...]

        [...]

      ?[...]

          ?[...]

                 [...]

               ?[...]

        [...]

             ?[...]

                ?[...]

                       These specifications describe requirements for an environ[...]

 Temperature and Humidity Sensors shall be capable of being calibrated using the front monitor panel con- trols to coordinate with other temperature and humidity sensors in the room. Predictive Humidity Control The microprocessor shall calculate the moisture con- tent in the room and prevent unnecessary humidifi- cation and dehumidification c[...]

     The optional Advanced control processor shall be microprocessor based with a front monitor dot matrix display panel and control keys for user inputs. T he c[...]

 Common Alarm A programmable common alarm shall be provided to interface user selected alarms with a remote alarm device. Remote Monitoring All alarms shall be communicated to the Liebert site monitoring system with the following information: date and time of occurrence, unit number, and present temperature and humidity. Analog Inputs The sys[...]

   The unit shall be supplied with a (2 way) (3 way) (4 way) (ducted) air discharge plenum. The plenum shall be 18 in. (457mm) hi gh, insulated and powder painted the same color as the room unit.  [...]

 Piggyback Condenser (Optional) The system shall be supplied with a piggyback co n- denser (PB). The conde nser shall be constructed of steel with frame coated using the autophoretic ® pro- cess, and panels powder coated to protect against corrosion. The coil shall be copper tube with alumi- num fins. The heavy duty fan shall be the centrifu[...]

 3-Way GLYCOOL Valve The GLYCOOL coil shall be equipped with a fully proportional 3-way control valve. This motorized con- trol valve shall control the amount of flow to the GLYCOOL coil and maintain constant temperature and relative humidity. Glycol Condenser The glycol system shall be equipped with a coaxial condenser having a total pressur[...]

 5-Ton Models The fan/motor assembly shall be belt driv e. Condens- ing unit must be hard pi ped with the evaporator. Sweat adapters are shipped loose with all 5 ton evap- orators for use on the 5 ton condensing units.  The condenser coil shall be construct[...]

      The cooling coil shall have a minimum of _____ sq. ft. (sq. m) face area, _____ rows deep. The coil shall be controlled by a modulating control valve. The chilled w[...]

 DISCONTINUED P R O D U C T[...]

DISCONTINUED P R O D U C T[...]

Ensuring The Hi gh Av ailab ilit y 0f Mission-Critic a l Dat a And Applic ations. Emerson Net work P ower , the global leader in enabling business-critical continuity , ensures network resiliency and adapta bility through a family of technologies—inc luding Liebert power and cooling technologies—that prot ect and suppor t business-critical syst[...]