34
1. Standard length of connection pipe
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4. The additional refrigerant oil and refrigerant charging required after prolonging
connection pipe
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VWDQGDUGOHQJWK\RXVKRXOGDGGPORIUHIULJHUDQWRLOIRUHDFKDGGLWLRQDOP
of connection pipe.
Ɣ The calculation Pethod of additional refrigerant charging DPount (on the Easis
of liquid pipe):
ƔBasing on the length of standard pipe, add refrigerant according to the
requirement as shown in the table. 7KHDGGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQW
SHUPHWHULVGLfIHUHQWDFFRUGLQJWRWKHGLDPHWHURIOLTXLGSLSH6HHWKH
following sheet.
$GGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQW = prolonged length of liquid pipe ×
DGGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQWSHUPHWHU
Cooling
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Max height
difference
Max height
difference
Max length
of connec-
tion pipe
Max length
of connec-
tion pipe
10
10
20
20 10 20
10 20
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0D[OHQJWKRIFRQQHFWLRQSLSHDQGPD[KLJKGLfference.
Configuration of connection pipe
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