Danfoss MPZ Series Instructions

Process tube
ODF 3/8" (9.5 mm)
Foot print:
Operating limits
°C
65
60
SH10K
50
45
40
MPZ - R404A / R507A
35
30
-30 -25 -20 -15
-22 -13 -4 -5
Evaporating temperature
wiring diagrams
Single phase PSC
230 V
Thermostat
A
MPZ compressors
are not designed for use
in mobile and explo-
sion-proof applications.
Use of flammable refrige-
rant (e.g hydrocarbons) or
air is also strictly forbidden.
Under all circumstan-
ces, the EN378 (or other
applicable local safety
regulation) requirements
must be fulfilled.

InSTRuCTIonS
MPZ CoMPReSSoRS
Suction tube
ODF 3/4"
(19 mm)
Discharge tube
ODF 1/2"
(12.7 mm)
Sleeve
Ø 32 mm
(1.25 in)
7.5" (190 mm)
RGT 20°C / 68°F
-10 -5 0 5 10
14 23 32 41 50 °F
Single phase CSR
230 V
C
Thermostat
IOL
S R
MPZ compressors must
only be used for their desi-
gned purpose(s) and within
their scope of application (re-
fer to "operating limits").
Consult Application guide-
lines and datasheet availa-
ble from cc.danfoss.com
Modifications or alte-
rations (such as welding
or brazing on the shell)
invalidate the user's autho-
rization to operate the
equipment.
8510234P03 © Danfoss Commercial Compressors 09/07
Bolt HM8x40
Lock washer
Flat washer
23 mm
(0.91 in)
15 mm
(0.59 in)
nameplate marKing
°F
149
140
122
Housing
Service
113
Pressure
104
95
86
Lubricant : Polyolester oil
°C
Vol: 1.1 liter
Start Relay
C
5
2
S R
A
1
15 kΩ -1 w
Pressure tests must be
performed by qualified
personnel in accordance
with service Pressure (Ps)
printed on compressor na-
meplate. Max test pressure
shall never exceed 25 bar
(362 psig). For test pressure
use only nitrogen.
Never operate the com-
pressor without terminal
cover fitted.
terminal BOX
Earth M4-12
Knock out
Ø21mm
(0.83 in)
Internal
Ø12 mm
Power terminals 1/4" (6.35 mm) quick connect spade
connection (C/T1 - S/T2 - R/T3).
Installation and servicing of the compressor
by qualified personnel only. Follow these
instructions and sound refrigeration engi-
neering practice relating to installation, commis-
sioning, maintenance and service.
R404A/R507A
M
Three Phase
CONTROL
CIRCUIT
F1
F1
KA
KA
IOL
180 s
KS
TH
KM KA
The rubber grommets MPZ compressors are deli-
must be installed under the vered under nitrogen gas
compressor feet, as shown. pressure (between 0.3 and
Tighten up until the flat 0.7 bar) and hence cannot
washer makes contact with be connected as is; please
the steel mounting sleeve. refer to the "assembly" sec-
Recommended torque 15 tion for further details.
Nm.
The compressor must be Do not leave compressor
handled with caution in the open to atmosphere for ex-
vertical position (maximum tended period of time (less
offset from the vertical : 15°) than 1/2 h ).
C/T1
R/T3
S/T2
Hole Ø21mm (0.83 in)
Cable gland
designed for
H07NRF cable
Supply Voltage
Maximum current
Starting current
L1 L3 L2
Q1
KM
KA KS
F2
T1 T2
BP
T3
HP
M
DGT
KS