Danfoss MT Serie Instruktion Seite 2

MT / MTZ / NTZ COMPRESSORS
1" : 80 Nm
1"1/4 : 90 Nm
1"3/4 : 110 Nm
A
B
C
A: M odel number
B: S erial number
C: R efrigerant
Operating limits
High side pressure range
Low side pressure range
* When MT compressors are used with R417A, the factory charged mineral oil 160P must be replaced by polyolester oil 160PZ.
Installation and servicing of the compressor by qualified personnel only. Follow these instructions and sound refrigeration engineering
practice relating to installation, commissioning, maintenance and service.
The compressor must only be used
for its designed purpose(s) and within
its scope of application (refer to «ope-
rating limits»).
Consult Application guidelines and da-
tasheet available from cc.danfoss.com
2
INSTRUCTIONS
15 Nm
HM8-40
D: Supply voltage, Starting current & Maximum current
E: H ousing service pressure
F: F actory charged lubricant
MT
R22 R417A
160P 160PZ *
bar (g) 10.9 - 27.7 9.4 - 25.5
bar (g) 1.0 - 7.0 0.55 - 5.7
Discharge temperature must be kept lower than 130°C
The compressor is delivered under
nitrogen gas pressure (between
0.3 and 0.7 bar) and hence can-
not be connected as is; refer to
the «assembly» section for further
details.
FRCC.EI.002.A2.02 © Danfoss Commercial Compressors 05/10
Never operate compressors without
terminal cover fitted
230 V
TH
15 Nm
HM12-50
230 V
TH
D
E
F
TH : Thermostat
SR : Start Relay
SC : Start Capacitor
RC : Run Capacitor
IOL : Motor Protector
MTZ
R407C R134a
160PZ 160PZ
12.5 - 29.4 7.9 - 22.6
1.4 - 6.6 0.6 - 4.7
Under all circumstances, the
EN378 (or other applicable local
safety regulation) requirements
must be fulfilled.
C
C S
S R
R
~
1
S
RC
~
1
SR
5
2
S
RC
1
SC
IOL
NTZ
R404A / R507 R404A / R507
160PZ 160PZ
13.2 - 27.7 13.2 - 27.7
1.0 - 7.2 0.1 - 3.3
The compressor must be han-
dled with caution in the vertical
position (maximum offset from
the vertical : 15°)
PSC
C
IOL
R
CSR
C
IOL
R
~
3