Danfoss CCMT 3 – 10 Light Installation guide
Installation guide
Electric regulating valves
Type CCMT 3 – 10 Light
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Fluid temperature: |
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Refrigerant: |
Ambient temperature: |
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Stepper motor type: Bipolar |
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R744 |
Min. -40 °C / -40 °F |
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Total full steps: 210 |
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Max. 50 °C / 122 °F |
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For other refrigerants, contact Danfoss. |
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Step rate: 100 stp/s |
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Min. -20 °C / - 4 °F on valve inlet |
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Phase current: 350 mA RMS |
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Coil resistance: 15 ohm |
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Min. - 40 °C / - 40 °F on valve outlet |
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Max. 55 °C / 131 °F on valve inlet / outlet |
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Max working pressure: |
Note! |
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Steel Connections : 140 bar / 2030 psig |
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• CCMT valves are delivered in open position, ready for brazing. |
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Bi-metal Connections : 130 bar / 1885 psig |
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Note! Bimetal Connections : |
• Filter with a maximum mesh of 100 μm recommended to install on |
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120 bar / 1740 psig for UL approval. |
the inlet line that can resists particles size above 100 μm. |
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Warning! Do not connect directly to AC / DC power source. Connect valve to appropriate |
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controller/driver only. Do not operate valve while assembling or disassembling. |
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Flow direction |
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For more language options |
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and more information on |
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the valve refer to the website. |
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Flow direction: A to B |
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ccmt.danfoss.com |
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A |
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B |
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Mounting direction |
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Warning! |
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• Do not disassemble the valve |
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before brazing or welding. |
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• Valve must be open during |
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brazing and welding. |
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Fully closed
Open
<![endif]>027R7256
1 | © Danfoss | DCS (rm) | 2021.01 |
AN328924650798en-000201 |
Brazing
N2 
max. 100 °C / 212 °F
max. 700 °C / 1300 °F
Materials for brazing
2
3 1 
Recommendation Solder nozzle 4 - 6 mm
N (5/32 in - 15/64 in)
Materials used for brazing:
•Flus: Metalli tenacity No. 5 Powder or Braze Tec special h paste.
•Filler: Silver-Flo 55 (BS:AG 14/ DIN L-Ag55 Sn) or Silver-Flo 56 (AWS B Ag-7).
Warning
Filler metals containing Phosphor i.e. BS: CP 1/ DIN L-Ag 15P or BS: CP 3/ DIN L-Ag P7 must not be used.
Note: N2 gas from opposite side of soldering point.
Welding
max. 100 °C / 212 °F
Recommendation for TIG welding
•Power approximately 60A.
•Use Shield gas charge - Argon.
•Material for welding - approximately 2 mm thick stainless steel alloy.
Bi-Metal Brazing
Copper tube 10 - 15 sec
Valve body:
Min. 5% Ag
No Flux
Max. 100˚C / 212˚F
Valve connection: Max. 700˚C / 1300˚F
© Danfoss | DCS (rm) | 2021.01 |
AN328924650798en-000201 | 2 |
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