Compressor model designation
Danfoss scroll compressors are available
both as single compressors and as tandem
units. The example below presents the single
compressor nomenclature which equals the
technical reference as shown on the compressor
nameplate.
Code numbers for ordering list are section
"Ordering information & packaging".
For tandem and trio assemblies, please refer
to the Danfoss Parallel Application Guidelines
documentation FRCC.PC.005.
Nomenclature
Family, lubricant
& refrigerant
Nominal capacity
in thousand Btu/h at 60 Hz, R22,
ARI conditions
Nominal capacity
Family, lubricant
& refrigerant
SM:
Scroll, Mineral oil, R22/R417A*
SY
: Scroll, POE lubricant, R22/R417A
(and R407C for SY185-240-300)
SZ
: Scroll, POE lubricant, R407C - R134a
(and R404A, R507A for SZ084 to SZ185)
Voltage
Version
Evolution
index
C
A
4
7
SZ
SY
-
A
R
CA
185
300
Single compressors
Single compressors
: brazed
Internal overload protector
A
S 112-124-147
230 V
24 V AC
24 V AC
230 V
C
: brazed
Motor protection type
V
: brazed
S 084-090-100-110-120-148-161
Applies to
S
R
: rotolock
X
P
: brazed
: brazed
: rotolock
CB
CA
Y
: rotolock
C
: brazed
PA
B
: 115/230V
A
: 24V AC
PB
P
: rotolock
A
: 24V AC
CB
B
: 115/230V
CA C
: brazed
A
: 24V AC
B
: 115/230V
Module voltage
Connection
Internal thermostat
S 240 - 300
S 380
Electronic protection
module
S 175-185
Motor voltage code
3
: 200-230V/3~/60 Hz
4
: 380-400V/3~/50 - 460V/3~/60 Hz
6
: 230V/3~/50 Hz
7
: 500V/3~/50 Hz - 575V/3~/60 Hz
9
: 380V/3~/60 Hz
* When SM compressors are used with R417A, the factory charged mineral oil 160P must be replaced by polyolester oil 160SZ
Application guidelines
6
FRCC.PC.003.A5.22
