Danfoss MT Series Instructions

Mt / MtZ / NtZ CoMPRESSoRS
1" : 80 Nm
1"1/4 : 90 Nm
1"3/4 : 110 Nm
A
B
C
A: Model number
B: Serial number
C: Refrigerant
Operating limits
High side pressure range bar (g)
Low side pressure range bar (g)
* When MT compressors are used with R417A, the factory charged mineral oil 160P must be replaced by polyolester oil 160PZ.
** R407A and R407F are not used for China Market.
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
INStRuCtIoNS
15 Nm
HM8-40
D: Supply voltage, Starting current & Maximum current
E: Housing service pressure
F: Factory charged lubricant
MT
R22 R417A R407A**
160P 160PZ * 160PZ
10.9 - 27.7 9.4 - 25.5 11.6 - 25.8
1.0 - 7.0 0.55 - 5.7 0.90 - 5.94
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.A3.02 © Danfoss Commercial Compressors 05/14
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 R407F**
160PZ 160PZ
12.5 - 29.4 12.1 - 24
1.4 - 6.6 0.99 - 6.25
Under all circumstances, the
EN378 (or other applicable local
safety regulation) requirements
must be fulfilled.
C
C
S R
R
Never operate compressors without
RC
SR
5
2
RC
1
SC
IOL
R134a R404A / R507 R404A / R507
160PZ 160PZ
7.9 - 22.6 13.2 - 27.7 13.2 - 27.7
0.6 - 4.7 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°)
S
~
1 PSC
C
IOL
S
R
~
1 CSR
C
IOL
S R
~
3
NTZ
160PZ