Danfoss CCMT 2, CCMT 8, CCMT 16, CCMT 24, CCMT 30 Installation guide
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Installation guide
Electric regulating valves
Type CCMT 2 – CCMT 8 / CCMT 16 – CCMT 42
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Refrigerant: |
Ambient temperature: |
Fluid temperature: |
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Min. -40 °C / -40 °F |
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R744 |
Min. -40 °C / -40 °F |
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Max. 60 °C / 140 °F |
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For other refrigerants, contact Danfoss. |
Max. 60 °C / 140 °F |
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Stepper motor type: |
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Max working pressure: |
Total full steps |
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Bipolar |
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140 Bar / 2030 psig |
CCMT 2 - CCMT 8 : 1100 |
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CCMT 16 : |
800 |
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Phase Current: |
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Coil resistance: |
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CCMT 24 : |
1400 |
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CCMT 2 – CCMT 8: |
100 mA RMS |
CCMT 2 – CCMT 8: |
52 Ohm |
CCMT 30 : |
2300 |
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CCMT 16 – CCMT 42: |
300 mA RMS |
CCMT 16 – CCMT 42: 29 Ohm |
CCMT 42 : |
2200 |
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Note! |
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CCMT 16 - CCMT 42. |
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• CCMT valves are delivered in open position, ready for brazing. |
Pressure transmitter, type MBS 8250 |
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• For CCMT 2 - CCMT 8, Filter with a maximum mesh of 100 μm |
Connection |
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round packard metripack. |
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recommended to install on the inlet line that can resists articles size |
Supply voltage |
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5 V DC ± 0.5 V |
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above 100 μm. |
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Output signal |
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10 – 90 % of supply voltage. |
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Pressure range |
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1 – 159 bar gauge / 14.5 – 2306 psi |
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Warning! Do not connect directly to AC / DC power source. Connect valve to appropriate controller/driver only. Do not operate valve while assembling or disassembling.
Flow direction |
Flow direction |
CCMT 2 – CCMT 8 |
CCMT 16 – CCMT 42 |
<![endif]>Danfoss 27H253.10
Pressure transmitter measure at inlet A
A
Normal flow direction |
Normal flow direction |
For more language options and more information on the valve refer to the website.
ccmt.danfoss.com
<![endif]>027R9803
© Danfoss | DCS (js)| 2021.02 |
AN168586419953en-000601 | 1 |
Mounting direction CCMT 2 - CCMT 42 |
1 |
Warning! |
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• Do not disassemble the valve before brazing or welding.
• Valve must be open during brazing and welding.
<![if ! IE]><![endif]>Danfoss 27H254.10
Danfoss 27H341.10
Fully closed
Danfoss 27H340.10
Open
Brazing |
3a |
Welding |
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CCMT 2 - CCMT 42 |
CCMT 2 - CCMT 42 |
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<![endif]>
Danfoss27H300.11
N2 
2 
1
max. 75 °C / 167 °F
max. 700 °C / 1300 °F
Materials for brazing
3
Recommendation
Solder nozzle 4 - 6 mm
N (5/32 in - 15/64 in)
For CCMT 2 – CCMT 42
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.
<![endif]>27H302.10
<![if ! IE]><![endif]>Danfoss
max. 75 °C / 167 °F
Recommendation for TIG welding
•Power approximately 60 A.
•Use Shield gas charge - Argon.
•Material for welding - approximately 2 mm thick stainless steel alloy.
2
3b
© Danfoss | DCS (js)| 2021.02 |
AN168586419953en-000601 | 2 |
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