K272Y101-102-0752 GIACOMINI | Alldatasheet

Document overview

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Technical content

Giacomini S.p.A. Via per Alzo 39, 28017 San Maurizio d’Opaglio (NO) Italia  consulenza.prodotti@giacomini.com  +39 0322 923111 - giacomini.com K272Y101, K272Y102 (K272) Datasheet 0752EN  04/2024 ON/OFF actuator for R276, R276B, R277, R278, R279, zone valves and R279D diverting valves, with knob for manual operation The K272Y101/K272Y102 actuator is used to control the R276, R276B, R277, R278, R279, zone valves or the R279D diverting valves in HVAC systems. Equipped with a knob for manual operation. PRODUCT CODE POWER SUPPLY USE K272Y101 230 V - 50 Hz R276, R276B, R277, R278, R279 zone valves R279D diverting valvesK272Y102 24 V - 50 Hz  Versions and product codes P272Y001 P272Y002 Spare parts

  • P272Y001: Giacomini kit for installation of K272 on R276, R277, R278, R279,R279D valves
  • P272Y002: ISO5211 kit for installation of K272 on R276B valves  NOTE. The following kits are also supplied along with the actuator:
  • P272Y001: Giacomini kit for installation of K272 on R276, R277, R278, R279, R279D valves
  • P272Y002: ISO5211 kit for installation of K272 on R276B valves

 Technical data

  • Type of command: ON/OFF
  • Rotation angle: 90°
  • Opening time: 60 s
  • Maximum torque: 18 Nm
  • Power: 6 W
  • Auxiliary microswitch for end stop (contact flow rate): 6 (1) A
  • Protection class: II
  • Insulation class: IP65
  • Ambient operating temperature range: -5÷55 °C
  • Max. ambient humidity: 95 %
  • Storage temperature range -20÷70 °C.  Operation Operation with R276, R277 zone valves CLOSED OPEN Operation with R278, R279 zone valves CLOSED OPEN Operation with R276B zone valves CLOSED OPEN FLOW TO THE LEFT FLOW TO THE RIGHT Operation with R279D diverting valves

 Installation The K272 actuator must be installed in a horizontal or vertical position with the cover facing upwards, in a dry, protected and easily-accessible location for any future maintenance. Do not cover with insulating material. Allowed Positions Manual command To initiate the actuator manually, keep the red “A” button pressed down and turn the red “B” knob to the desired position. The Led “C” indicates the status of the motor function - see section on “Description of commands” in the next column. C B A Electrical connections  WARNING. The anti-condensate resistance is always active when connected. Use: Ambient temperature < 10 °C Ambient temperature 30÷45 °C and fluid temperature < 15 °C (chilled water) WIRE COLOR FUNCTION Blu - Blue Neutral Marrone - Brown Phase Nero - Black Command Verde/Bianco - Green/White Auxiliary contact Rosso - Red Anti-condensate resistanceL N ROSSO - RED VERDE - GREEN NERO - BLACK MARRONE - BROWN BLU - BLUE AUX N R COMMAND HEAT RESISTANCE BIANCO - WHITE MAX 230V 6(1)A Description of the commands ACTION INPUT AUXILIARY CONTACT LED (fig.C) Closure Blue / Brown Open Off Opening Blue / Brown /Black Closed On  WARNING Make sure the power supply voltage is disconnected while the connections are being carried out.  WARNING. Carry out and check the electrical connections before powering the system. Short circuits or cables connected improperly may cause permanent damage to the electrical components of the actuator

Giacomini S.p.A. Via per Alzo 39, 28017 San Maurizio d’Opaglio (NO) Italia  consulenza.prodotti@giacomini.com  +39 0322 923111 - giacomini.com PRODUCT CODE A [mm] B [mm] C [mm] D [mm] E [mm] K272Y101 157 76 80 98 43 K272Y102  Dimensions A E B D C  Reference standards

  • EC mark
  • Directive EMC 2014/30/EC
  • Low Voltage Directive 2014/35/EC K272Y101 Rotary actuator for controlling the R276, R276B, R277, R278, R279 zone valves or the R279D diverting valves in HVAC systems. Equipped with a knob for manual operation. Power supply 230 V - 50 Hz. Type of command: ON/OFF. Opening time: 60 s. Maximum torque: 18 Nm. Power consumption: 6 W. Auxiliary microswitch for end stop (contact flow rate): 6 (1) A. Protection class: range: -20 to 70 °C. EC Marked. Complies with EMC Directive 2014/30 / EC and Low Voltage Directive 2014/35 / EC. K272Y102 Rotary actuator for controlling the R276, R276B, R277, R278, R279 zone valves or the R279D diverting valves in HVAC systems. Equipped with a knob for manual operation. Power supply 24 V - 50 Hz. Type of command: ON/OFF. Opening time: 60 s. Maximum torque: 18 Nm. Power consumption: 6 W. Auxiliary microswitch for end stop (contact flow rate): 6 (1) A. Protection class: range: -20 to 70 °C. EC Marked. Complies with EMC Directive 2014/30 / EC and Low Voltage Directive 2014/35 / EC.  Product specifications  Package Disposal. Carton boxes: paper recycling. Plastic bags and bubble wrap: plastic recycling.  Product Disposal. Do not dispose of product as municipal waste at the end of its life cycle. Dispose of product at a special recycling platform managed by local authorities or at retailers providing this type of service.  Safety Warning. Installation, commissioning and periodical maintenance of the product must be carried out by qualified operators in compliance with national regulations and/or local standards. A qualified installer must take all required measures, including use of Individual Protection Devices, for his and others’ safety. An improper installation may damage people, animals or objects towards which Giacomini S.p.A. may not be held liable.  Additional information. For more information, go to giacomini.com or contact our technical at any time, without notice and for technical or commercial reasons, the items included herewith. The information included in this technical sheet do not exempt the user from strictly complying with the rules and good practice standards in force.