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MD15/230-HR, MD15/230-HE, MD15/230-DA

Product Description

3.09-20.250-01-EN | 2018-08-06

Q

Dismounting: MD15/230-DA

Move the actuator to the center position using a control signal.

Disconnect the small actuator from the mains power supply. Then disconnect all electrical 
connections.

Remove the union nut.

Remove the small actuator from the valve.

Loosen the hexagon socket screw on the valve adapter.

Remove the valve adapter.

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Содержание MD15/230-DA

Страница 1: ...alves Application Actuator for three point control systems in zone post treatment devices for heating ventilation and air conditioning systems Content Page Important Information Regarding Product Safe...

Страница 2: ...staller or operator to comply with local regulations Mounting installation and commissioning work on the devices may only be carried out by qualified technicians Qualified technicians are persons who...

Страница 3: ...Control Three point signal open stop close or two point signal open close Connection Built in cable 1 5 m 3 x 0 75 mm2 Motor switch off Actuator spindle extending load dependent retracting load depend...

Страница 4: ...MD15 230 HR MD15 230 HE MD15 230 DA 3 09 20 250 01 EN 2018 08 06 Q Dimensions MD15 230 HR and MD15 230 HE MD15 230 DA 85 47 56 5 47 5 76 5 M30 x 1 5 MD15 230 HE M30 x 1 MD15 230 HR 85 47 56 5 47 5 94...

Страница 5: ...the actuator Ensure suitability of switching components e g controller connection to ensure proper functioning and to avoid malfunc tions and damage NOTE The actuation direction can be changed by swi...

Страница 6: ...10 1 35 1 2 R20E 20 10 2 5 3 4 Straight through flow R10DV 10 10 0 73 3 8 with Kvs setting R15DV 15 10 0 73 1 2 R20DV 20 10 0 73 3 4 Flow through 90 R10EV 10 10 0 73 3 8 with Kvs setting R15EV 15 10 0...

Страница 7: ...flow rate The maximum flow rate Kvs value m h can be selected by using the settings 1 2 3 4 5 6 7 or 8 delivery setting 8 corresponds to a Kvs value 0 86 The setting can be made using a Z29 socket key...

Страница 8: ...ameter is recommended between the valve flange and manifold or other similar parts The installation location is to be selected so that the ambient temperature at the actuator is kept between 0 C 50 C...

Страница 9: ...by qualified technicians If the valve is installed in the system make sure that no differential pressure builds up in the valve body before beginning work If necessary close the gate valve and turn o...

Страница 10: ...ic initialization run takes place The actuator first travels to the upper end position and then to the lower end position The valve is now adapted The actuator will not respond to the control signal u...

Страница 11: ...connection The first time the line power is switched on an automatic initialization run takes place The actuator first travels to the upper end position and then to the lower end position The valve i...

Страница 12: ...y before beginning work If necessary close the gate valve and turn off pumps After the pipeline has cooled off you can begin removal of the small actuator Dismounting M15 230 HR and MD15 230 HE Move t...

Страница 13: ...Move the actuator to the center position using a control signal Disconnect the small actuator from the mains power supply Then disconnect all electrical connections Remove the union nut Remove the sma...

Страница 14: ...sconnected from the mains power supply for manual operation Using a hexagon key key socket 4 mm the actuator can be moved into any position CAUTION If you manually adjust until the slip clutch respond...

Страница 15: ...ower supply before you remove the terminal cover and flip the switch Reinitialization The valve stroke must be reinitialized whenever the unit is remounted or adjusted manually Disconnect the actuator...

Страница 16: ...Page 16 16 Product Description MD15 230 HR MD15 230 HE MD15 230 DA 3 09 20 250 01 EN 2018 08 06 Q...

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