ServeLine Design Handbook 2016 by Hoval USA

More catalogs by Hoval USA | ServeLine Design Handbook 2016 | 60 pages | 2017-03-16

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Catalog ServeLine Design Handbook 2016

air temperature and humidity reverse osmosis system with pump materials of construction of water pump fuses for power supply high temperature and high pressure hose chilled water system design fresh air duct fresh air ducts fresh air intake fresh air box plate heat exchangers plate heat exchanger exhaust air fan air intake temperature sensor water pump air pump balancing valve valve stainless steel channel chilled water system diagram circulation water pump air conditioning unit chilled water systems chilled water system building management system differential pressure switch central air conditioning unit chilled water system pump stainless steel shaft high performance water pump stainless steel fire wall power supply cable power supplys cable cable feed through stainless steel side bars cable cross section temperature and humidity sensor heating and air conditioning heat and air conditioning control unit heating and air conditioning controls hot and cold water supply stainless steel pipe and fittings heating and cooling system pressure switch for two types of power supplies operation and maintenance dimension in mm non conductive part of the cable before and after 12 20 x 15 part of the wheel design handbook air conditioning handbook air condition handbook electrical installation handbooks heat pump design water pumps design

ServeLine Design Handbook 2016 is listed under these categories

Home & Garden > Heating Cooling & Air

Featured catalog pages of ServeLine Design Handbook 2016

servecool sw technical data 3  technical data 3.1  type code 3.2  application limits sw 25 ks unit type servecool sw fresh air temperature min -30 °c max 45 °c extract air temperature max 45 °c supply air temperature min 15 °c table a2:  application limits in operation unit size 25 cooling coil standard further options see section c options in this handbook table a1:  type code 3.3  air flow rate electrical connection unit type nominal air flow rate electrical connection sw-25 supply air 25750 m³/h fresh air 22000 m³/h 3 x  400 v ac ± 10 supply voltage permitted voltage tolerance 50 hz current consumption at nominal air flow rate frequency 32.4 a power consumption at nominal air flow rate 20.4 kw extract air filter filter class filter monitoring factory setting 200 fresh air filter option filter class m5 filter monitoring factory setting 350 table a3:  air flow rate electrical connection

servecool sw specification text technical data ■ nominal air flow rate supply air ■ nominal air flow rate fresh air ■ cooling capacity – at supply air temperature – at supply air humidity – at fresh air temperature – at fresh air humidity m³/h m³/h kw °c %rh °c %rh dimensions ■ servecool footprint x height 3875 x 2825 x 4225 mm ■ maintenance area supply air side 2825 x 1000 mm ■ maintenance area fresh air side 2825 x 1200 mm weight ■ servecool 4370 kg electrical connection ■ supply voltage ■ current consumption ■ power consumption 3 x 400 vac 50 hz max 32.4 a max 20.4 kw sound data ■ sound pressure level at 5 m distance from unit ■ total sound power level 60 dba 82 dba plate heat exchanger ■ fresh air temperature at free cooling limit ■ fresh air relative humidity ■ extract air temperature ■ extract air relative humidity ■ heat

servecool swp construction and operation 2.3  operating modes the servenet control system controls the unit according to demand and depending on the operating conditions the integrated unit controller or higher-level building management system allow the following operating modes to be specified operating mode description summer operation the unit uses the following cooling processes depending on the temperature and moisture conditions ■ indirect free cooling with fresh air ■ indirect adiabatic cooling ■ mechanical aftercooling for covering load peaks b use during the hot season the chiller for supplying the cooling coil and the water supply are in operation winter operation the unit uses the following cooling processes depending on the temperature and moisture conditions ■ indirect free cooling with fresh air ■ mechanical aftercooling for covering load peaks during the cold season and in t­ ransitional periods the chiller for supplying the

servecool swp specification text servenet control system control system for the energy-optimised operation of hoval servecool designed as a decentralised system with the following main features ■ unit controller integrated in the control box for autonomous and individual control of each unit with continuous measurement of all relevant parameters and alarm management the unit controller has the following properties – 32-bit cpu – data transfer rates of 10/100 mbps auto-negotiation and auto-mdix – separate ethernet interfaces with 2 mac ids – programming compliant with iec 61131-3 – extra storage via sd card – transfer performance class d acc to en 50173 – bus connection 2 x rj-45 – protocols ethernet/ip modbus/tcp udp ■ visualisation and intuitive operation of the unit via the integrated web application with graphical user interface web gui which enables fast access to the individual data points via structured

options fresh air box 5  fresh air box 6  condensation prevention system the fresh air box is used for directly connecting the fresh air intake to the servecool unit by means of an air duct produced in a panel design the following are installed in the fresh air box ■ fresh air damper for closing the fresh air opening during maintenance work ■ fresh air filter on request serveline can be fitted with a condensation prevention system this is controlled automatically and prevents humidity in the circulating air from condensing even when fresh air temperatures are very low free cooling can therefore be used throughout the year without the costly rehumidification of the supply air filter class filter monitoring factory setting table c3:  technical data of the fresh air filter m5 350 pa the following components are installed ■ mixed air duct with 2 dampers incl actuator for mixing exhaust air with fresh air ■ combination sensor temperature and

transport and installation electrical installation 3  electrical installation ■ observe all applicable regulations e.g en 60204-1 ■ for long supply lines select cable cross-sections in accordance with the technical regulations ■ electrical installation to be carried out according to wiring diagram ■ route the cables for the control systems separately from mains cables ■ wire up peripheral components installed in the base frame in the extract air box and in the exhaust air box to the plug connections in the control box ■ the fresh air combination sensor temperature and humidity is supplied loose in the control panel install the sensor at a suitable location and wire it to the plug connections in the control box ■ secure all connections against working loose cable feedthrough for power supply cable feedthrough for bus cable fig d8:  electrical installation designation reference power supply operation and control external

system design design example 1  design example 1.1  design design data example ■ it infrastructure server room with 60 racks dimensions of the racks wxhxd 800 x 2200 x 1000 mm ■ heat load 8 kw per rack 60 x 8 kw 480 kw ■ supply and extract air conditions recommendation air conditions acc to ashrae tc 9.9 a1 4 5 6 7 8 9 40 °c 10 11 38 °c 18 rf 35 °c 22 rf 35 °c 30 °c 26 °c 35 rf 25 °c 12 20 3 15 2 10 1 5 0 note optimised operating conditions with regard to energy costs are – highest possible supply air temperature – greatest possible temperature difference between supply air and extract air 24 °c 40 rf 13 14 15 g/kg 30 40 50 60 70 80 90 100 20 °c 15 °c fig f1:  recommended air conditions in the server room acc to ashrae tc 9.9 a1 ­represented in the hx diagram 10 °c – air conditions at the server inlet max 26 °c 35 %rh

system design cooling capacities extract air  fresh air x 0,1 t ≤ 15 103 16 103 17 103 18 103 19 103 20 103 21 103 22 103 23 103 24 103 25 103 26 103 27 103 28 103 29 103 30 103 31 103 32 103 33 103 34 103 35 103 36 103 37 103 38 103 39 103 40 103 41 103 42 103 43 99 44 99 45 96 33 °c 21 °c supply air: ∆t 12 k qtot 103 kw 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 99 99 96 94 94 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 102 99 96 94 94 90 88 88 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 99 99 96 94 90 90 88 85 85 82 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 102 99 96 94 94 90 88 88 85 82 82 79 79 103 103 103 103 103 103 103 103 103 103 103 103 103 103 103 102 99 96 96 94 90 90 88 85 85 82 82 79 76 76 73 103 103 103 103 103 103

system design cooling capacities flow/return qm kw 79 80 81 82 83 84 85 86 87 88 89 90 91 8/14 °c mw ∆pw l/h kpa 12354 14.17 12510 14.51 12666 14.84 12823 15.18 12979 15.53 13135 15.87 13292 16.22 13448 16.58 13604 16.93 13761 17.29 13917 17.66 14074 18.02 14230 18.40 14/20 °c mw ∆pw l/h kpa – – – – – – – – – – – – – – – – – – – – – – – – – legend qm mechanical cooling capacity per unit 100 sensitive to max 10 g/kg extract air humidity mw water quantity ∆pw water-side pressure loss reference supply air flow rate 25750 m³/h water/glycol mixture with 30  glycol table f8:  mechanical cooling capacities per unit f