Control ball valves (with actuator)

Control ball valves (with actuator)

GR-series

Suitable for

  • hot water
  • cold water
  • water and water/glycol mixture

  • control signal   3-point, 0(2)–10 V  or  0(4)-20 mA
  • torgue   5…15 Nm
  • available also with return spring
  • speed   20 s – 35 s - 60 s – 120 s – 150 s
  • supply voltage   24 Vac  or  230 Vac
  • accessory   limit switch S1

  • 2/3-port internal threaded ball valves
  • PN 16, max. temperature 120 degr. C
  • DN15 kvs 1, 0 … DN50 kvs 63,8
  • body bronze
  • ball and shaft stainless steel

With continuous control

  • GR-225,  torgue 5 Nm
  • GR-227,  torgue 5,  8  and  15 Nm

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Control valves VLA/VLE Stroke 20 mm

Control valve VLA- and VLE-series

Valve stroke:  20 mm

Suitable for

  • district heating
  • hot water
  • HVAC-heating
  • HVAC-plants
  • 2/3-port internal and external threaded seat valves
  • PN 16, max. temperature 150 degr. C
  • body bronze or cast iron
  • cone and spindle stainless steel

Actuators: EAV27…47 -series  or  EAM30…52 –series

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Control valve EVG26/EVN26 Stroke 20 mm

Control valve EVG26 and EVN26 –series

Valve stroke:  20 mm

Suitable for

  • district heating
  • HVAC-plants
  • water and water/glycol mixture
  • 2/3-port internal and external threaded seat valves
  • PN 16, max. temperature -20 … +120 degr. C
  • DN15 kvs 4,0 … DN50 kvs 40
  • body bronze
  • cone brass
  • spindle stainless steel

Actuators: EAV27…47 -series  or  EAM30…52 –series

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Control valve EVG56/EVN56 Stroke 5,5 mm

Control valve EVG56 and EVN56 –series

Valve stroke:  5,5 mm

Suitable for

  • district heating
  • HVAC-plants
  • cooling plants
  • water and water/glycol mixture
  • 2/3-port internal and external threaded seat valves
  • PN 16, max. temperature 120 degr. C
  • DN15 kvs 0,25 … DN25 kvs 10
  • body bronze
  • cone brass
  • spindle stainless steel

Actuators: EAV53 -series

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Valve actuators 10…30 mm/10…52 mm

Valve actuators  10…30 mm/10…52 mm

EAV27-,  EAV47-  and  EAV47L  -series

  • stroke   0-10…30 mm  or  0-10…52 mm
  • auto stroke adapting 
  • speed   1,5 s/mm (30 s)  or  3 s/mm (60 s)
  • actuating force   1000  or  2000 N
  • control signal   3-point, 0(2)–10 V  or  0(4)-20 mA
  • supply   24 Vac

 

Suitable without installation adapters to

  • EVG-/EVN-/EVF26 -valves
  • Siemens,  T.A.C  and  Esbe –valves

Suitable with installation adapter to

  • Honeywell,  Satchwell  and  Osby -valves
  • Reglers  and  JOT –valves

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Valve actuators 0…5,5 mm

Valve actuators  0…5,5 mm

EAV53  -series

  • stroke   0-5,5 mm
  • speed   30 s  or  150 s
  • actuating force   400 N
  • control signal  3-point  or  0(2)–10 V
  • supply   24 Vac  or  230 Vac

 

Suitable without installation adapters to

  • EVG56  and  EVN56 -valves
  • Siemens -valves  VVG44, VXG44, VVG55, VVG52 and VVI51
  • Honeywell –valves  V-5802 and V5803

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Valves for District heating

Valves for district heating (with flanges)

VLC125-series

  • to replace Siemens VVF-valves
  • stroke   20 mm
  • 2-port with flanges, also available to installation between flanges 
  • PN 16, max. temperature 150 degr. C
  • DN15 kvs 1, 6 … DN50 kvs 38
  • body cast iron
  • cone and spindle stainless steel

Actuators: EAV47 -series

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Installation adapters

Installation adapters

Installation adapters are needed when installing actuator to different type of valves. Adapters are specified according diameter and thread of spindle.

Installation adapters should be used to following valves

  • Honeywell-valves
  • Reglers-valves
  • JOT-valves
  • Stenfors- (Reglers) valves
  • Satchwell-valves
  • Belimo-valves
  • T.A.C- (Schneider Electric) valves
  • Controlli-valves
  • Danfoss-valves

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Damper actuators (with spring return)

Damper actuators (with spring return)

Gruner GR-series

Suitable for

  • HVAC-plants
  • ventilation
  • zone control
  • cooling

  • torgue   3…40 Nm
  • speed   20 s – 35 s – 60 s – 120 s – 150 s
  • supply voltage   24 Vac  or  230 Vac
  • accessory   limit switch S1, S2
  • high-speed-actuator   1 s – 4 s – 5 s

With spring return

  • GR-341,  torgue 5 Nm
  • GR-361,  torgue 10 Nm
  • GR-238,  torgue 15 Nm
  • GR-381,  torgue 20 Nm

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Damper actuators (continuous control)

Damper actuators (continuous control)

Gruner GR-series

Suitable for

  • HVAC-plants
  • ventilation
  • zone control
  • cooling

  • control signal   open/close, 3-point, 0(2)–10 V  or  0(4)-20 mA
  • torgue   3…40 Nm
  • speed   20 s – 35 s – 60 s – 120 s – 150 s
  • supply voltage   24 Vac  or  230 Vac
  • accessory   limit switch S1, S2
  • high-speed-actuator   1 s – 4 s – 5 s

With continuous control

  • GR-225,  torgue 5 Nm
  • GR-227,  torgue 8 Nm and 15 Nm
  • GR-363,  torgue 20 Nm

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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Multi-function actuator

Valve actuators  10…30 mm/10…52 mm for all valves. Configurable with DIP-switches.

EAM30-  and  EAM52  -series

  • stroke  10…30 mm, EAM-30
  • stroke  10…52 mm, EAM-50
  • auto stroke adapting
  • speed   30 s / 20 mm or  60 s / 20 mm
  • actuating force   700 N  or  1000 N
  • supply   24 VAC/VDC
  • control signal  3-point, 0(2)–10 V  or  0(4)-20 mA
  • sensitivity    0,15 %  or  0,20 %
  • indicator for over-torque

  • easy to connect due to removable connectors
  • readiness for Modbus-connection

 

Product numbers according inquiry. Use e-mail  info(a)alstek.fi.

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