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Features & Specifications 

This kit is especially designed to control the speed of drills or any other AC-motors with carbon brushes. Contrary to the  usual 
dimmers, there isn't a phase cut every 1/2 period but only once per period. The moment of cutting determines the speed which can 
be adjusted  from 5 to about 95 %. Owing to this kind of controling, we keep a higher torque at low speed.This does not mean on 
the other hand, that this circuit cannot be used for a resistive load (e.g. lamps, heating devices.). 
 

A few advantages are : 
 

 

The control range is from 5 % to 95 %. 

 

There is an anti-RF interference circuit included. 

 

The triac is protected against inductive voltage peaks from the motor. 

 

The control circuit is powered by the mains, but the load supply may be derived from a different AC source. Both 
voltages should have the same frequence though, and they should have completely the same phase or the opposite 
phase (derived from one and the same phase out of the 3-Phase power source). 

 

By keeping the MAINS- and LOAD SUPPLY separated this circuit is extremely  appropriate for the use in low voltage 
applications: e.g. in swimming pools, outdoors ... 

  

Specifications  

 

 

Power voltage :  

 

MAINS 220-240 VAC or 115 VAC 

 

LOAD SUPPLY 24VAC to 240VAC 

 

MAINS AND LOAD SUPPLY are galvanically separated 

 

Max. power to be regulated : 1200W at 240V (max. 5A). 

 

Control range : 5 to 95 %. 

 

Separate adjustment for the lowest speed. 

 

Anti-RF interference circuit included. 

 

Dimensions : 120 x 75 x 41mm. 

Features & Specifications 

This kit is especially designed to control the speed of drills or any other AC-motors with carbon brushes. Contrary to the  usual 
dimmers, there isn't a phase cut every 1/2 period but only once per period. The moment of cutting determines the speed which can 
be adjusted  from 5 to about 95 %. Owing to this kind of controling, we keep a higher torque at low speed.This does not mean on 
the other hand, that this circuit cannot be used for a resistive load (e.g. lamps, heating devices.). 
 

A few advantages are : 
 

 

The control range is from 5 % to 95 %. 

 

There is an anti-RF interference circuit included. 

 

The triac is protected against inductive voltage peaks from the motor. 

 

The control circuit is powered by the mains, but the load supply may be derived from a different AC source. Both 
voltages should have the same frequence though, and they should have completely the same phase or the opposite 
phase (derived from one and the same phase out of the 3-Phase power source). 

 

By keeping the MAINS- and LOAD SUPPLY separated this circuit is extremely  appropriate for the use in low voltage 
applications: e.g. in swimming pools, outdoors ... 

  

Specifications  

 

 

Power voltage :  

 

MAINS 220-240 VAC or 115 VAC 

 

LOAD SUPPLY 24VAC to 240VAC 

 

MAINS AND LOAD SUPPLY are galvanically separated 

 

Max. power to be regulated : 1200W at 240V (max. 5A). 

 

Control range : 5 to 95 %. 

 

Separate adjustment for the lowest speed. 

 

Anti-RF interference circuit included. 

 

Dimensions : 120 x 75 x 41mm. 

Summary of Contents for K2636

Page 1: ...er points 95 Difficulty level beginner 1 2 3 4 5 advanced Easy speed control of AC collector motors UNIVERSAL AC MOTOR CONTROL K2636 ILLUSTRATED ASSEMBLY MANUAL H2636IP 1 Total solder points 95 Diffic...

Page 2: ...te adjustment for the lowest speed Anti RF interference circuit included Dimensions 120 x 75 x 41mm 2 Features Specifications This kit is especially designed to control the speed of drills or any othe...

Page 3: ...d Always look for possible last minute manual updates indicated as NOTE on a separate leaflet 0 000 3 Assembly hints 1 Assembly Skipping this can lead to troubles Ok so we have your attention These hi...

Page 4: ...olour code for the resistances and the LEDs on our website http www velleman be common service aspx 4 Assembly hints 1 3 Soldering Hints 1 Mount the component against the PCB surface and carefully sol...

Page 5: ...0 B 9 R13 27 2 7 0 B 9 R14 390K 3 9 4 B 9 4 Metal film resistors R RV2 100K 6 Trim potentiometer R 5 Construction C3 100nF 104 5 Capacitor D1 1N4007 D2 1N4007 D3 1N4148 D4 1N4148 D5 1N4148 D6 1N4148...

Page 6: ...print 15 Transformer TRAFO LD1 3mm RED 13 LED LD CATHODE VAC 2p LOAD 2p MAINS 2p 10 Terminal blocks 6 Construction T1 BC547B T2 BC547B T3 BC547B T4 BC517 7 Transistors C1 470 F C2 1 F 9 Electrolytic C...

Page 7: ...a M3 bolt and nut Now the triac may be soldered 16 Triac mm 3 BOLT M3 NUT LOCK WASHER 10mm M3 BOLT 7 Construction TR1 BT137F 600 Place the heatsink and the triac on the PCB Fix the two components wit...

Page 8: ...rcuits fits for regulations in swimming pools outdoors ect 17 Test connection Fig 1 0 N L N L N L M 8 M 110 240VAC MAINS LOAD VAC N L L N L N Test connection ATTENTION A PART OF THE CIRCUIT IS ALWAYS...

Page 9: ...s poor swap the two wires connected to VAC mutually The connections to MAINS must remain un changed 9 Test connection Turn RV1 completely to the left minimal position and RV2 completely to the right S...

Page 10: ...10 PCB PCB 10 PCB PCB...

Page 11: ...11 Diagram Schematic diagram 1 F 470 F 11 Diagram Schematic diagram 1 F 470 F...

Page 12: ...eirweg 33 9890 Gavere Belgium Europe www velleman be www velleman kit com 5 4 1 0 3 2 9 3 1 1 4 1 4 Modifications and typographical errors reserved Velleman Components nv H2636IP 2004 ED1 rev 2 VELLEM...

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