Rdf11 series room temperature controllers with lcd or 2-pipe fan coil units
for compressors in dx type equipment (15 pages)
Summary of Contents for Siemens RCC30
Page 1
RCC30 Room Temperature Controller for four-pipe fan coil units Outputs for on / off valve actuators Outputs for three-speed fan Control depending on room or return air temperature Operating modes: normal, energy saving and frost protection or OFF Operating mode changeover input for remote control...
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Manipulated variable "Heating valve" Manipulated variable "Cooling valve" ? SDC ? SDC The RCC30 provides control either depending on the measured room temperature or Return air tempera- depending on the fan coil unit’s return air temperature. Changeover is automatic if a ture QAH11.1 cable temperature sensor is connected to the device.
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Room sensor 1747 QAA32 Motoric on/off actuator 4863 SFA21... Thermal actuator (for radiator valve) 4893 STA21... Thermal actuator (for small valve 2,5 mm) 4878 STP21... *) The documents can be downloaded from http://siemens.com/bt/download. Siemens Room temperature controller CE1N3023en Building Technologies 2017-11-14...
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Frost protection function enabled enabled Switching differential 1 K in heating mode 4 K in heating mode 0.5 K in cooling mode 2 K in cooling mode Dead zone in normal operation Factory setting Siemens Room temperature controller CE1N3023en Building Technologies 2017-11-14...
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Directive 2012/19/EU and may not be disposed of as domestic garbage. ∂ Dispose of the device through channels provided for this purpose. ∂ Comply with all local and currently applicable laws and regulations. Siemens Room temperature controller CE1N3023en Building Technologies 2017-11-14...
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The product environmental declaration CE1E3020 contains data on envi- Environmental ronmentally compatible product design and assessments (RoHS compli- compatibility ance, materials composition, packaging, environmental benefit, disposal). *) The documents can be downloaded from http://siemens.com/bt/download. Siemens Room temperature controller CE1N3023en Building Technologies 2017-11-14...
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Connection diagram Return air temperature sensor (QAH11.1) T h r e e - s p e e d f a n RCC30 room temperature controller External operating mode changeover switch Zone valve MVE.../ MXE... for heating mode Zone valve MVE.../ MXE... for cooling mode...