Danfoss Optyma iCO2 Instructions Manual page 59

Instructions
Is the piping length between indoor
2.07 unit from Condensing unit within
specification?
Location of Condensing unit(s).
2.08
(pictures required)
3. Electrical/Wiring
3.01 Is earth leakage breaker (ELB) installed?
Is capacity of earth leakage breaker (ELB)
3.02
appropriate?
3.03 Are earth wires installed?
Are terminal screws tightened with
3.04
torque securely?
Insulation check between power
3.05
terminal (400V circuit) and ground
Is wiring capacitiy appropriate?
Is the power supply breaker rating,
3.06
selection of earth leakage breaker and
wire sizing conform to the local national
standards?
3.07 Isn't there reverse phase, phase loss?
[L1-L2/L2-L3/L3-L1/L1-N/L2-N/L3-N
3.08
= / / / /
3.09 Is the power supply balanced?
Is below dip switch setting of control
board or interface board samw as below?
SW4-6 of control board(Oil check
operation mode select):OFF
3.10
SW5-7 of control board(Airtight test
mode select):OFF
SW3-4 of interface board(Connecting
Module controller select):ON
4. Design-Refrigration components
4.01 Required room/ cabinet temperature.
4.02 Design SST (Dew point)
Is the ambient temperature within the
4.03
operating range?
What is the total load unit capacity.
4.04 What is the minimum operated load unit
capacity.
4.05 Provide cold room or cabinet sizes?
How many evaporators are connected to
the Condensing unit?
4.06
Is the maximum number of indoor
connections within specification?
Evaporator / cabinet details
4.07
(i.e.LuVe or Searle etc.)
Is the piping flow speed, for each indoor
4.08 Evaporator within the oil return
specification?"
Provide photos of system configuration
4.09
and set up of the refrigeration system?
© Danfoss | Climate Solutions | 2023.02 | LCA012A024
The distance between the farthest
indoor unit and the condensing unit
is100 m or less.
(Follow the Maximum refrigerant charge
quantity at the same time shown in
"5 Leak detection and 6 Vacuum
dehydration")
-
Fill in whether the ELB is present or not
Rated sensitivity current:30mA
(operation time<0.1 sec)
Rated current:30A
Fill in whether the earth wire is present
or not
M4 1.0 – 1.3 / M5 2.0 – 2.5
M6 4.0 – 5.0 / M8 9.0 – 11.0
M10 18.0 – 23.0 (Unit: N.m)
>1MΩ
2
8mm ×4
Yes/No
no reverse phase and no phase loss
Fill in the voltage
/ V]
less than 2%
Yes/No
Fill in the required temperature
SST usage:-45°C ~ 5°C
ambient temperature usage rage:
-20°C~43°C
Write the total capacity of load units.
Minimum operating capacity should
be over the 50% of the capacity of the
condensing unit.
Write the approximate cold room or
cabinet size.
Condensing unit up to 8 units.
Write the information of the evaporator/
cabinet detail
Write the minimum flow rate (m/s) "4-
Installation / Selection of installation
place"
-
Criteria Result
118A5495A - AN405821998738en-000102 | 59
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