Application guidelines
28
FRCC.PC.023.A7.22
Single compressors
Dimensions
VZH compressors single versions come equipped
with a threaded oil sight glass with 1”1/8 – 18
UNEF connection. It can be used for visual check
of oil amount and conditions.
VZH compressors manifold versions come
equipped with a screw-in optical part on oil level
switch port located below the electrical box.
Schrader
Oil equalisation connection
Oil drain fitting
Suction & discharge
connections
Frequency converter
dimensions
The oil fill connection and gauge port is a 1/4”
male flare connector incorporating a schrader
valve.
VZH compressors are equipped with rotolock
oil equalisation connection. This connection is
used when compressors are mounted in parallel.
Contact Danfoss for further details and refer to
hybrid manifolding specific section at the end of
this document.
VZH170 are equipped with oil drain connection.
This connection is a female 1/4” NPTF flare fitting,
which allows oil to be removed for testing,
replacement etc…
This fitting contains an internal extension tube
in order to collect the oil at the bottom of the oil
sump.
VZH088 and VZH117 are not equipped with oil
drain fitting.
VZH compressors are all delivered with suction
and discharge brazed connections only. They are
copper platted steel connections.
Rotolock adaptors are available, refer to section
“Accessories”.
Frequency converter dimensions depend on
supply voltage, IP rating and power. The below
table gives an overview of the overall dimensions
and different drive enclosures (B1 - C3). Details for
each drive enclosure are on the following pages.
Sight glass / oil level switch
Oil equalization
VZH088
Rotolock 1"3/4
VZH117
Rotolock 1"3/4
VZH170
Rotolock 2"1/4
Suction
Discharge
VZH088
1" 1/8
7/8"
VZH117
1" 3/8
7/8"
VZH170
1" 5/8
1"1/8
L
H
W
Bracket
Drive supply
voltage
Drive
power
kW
Compressor
voltage code
Compressor
model
IP20
IP55
Drive
enclosure
Overall drive size
(H x W x L) inch
bracket supplied
(mm
2
)
Drive
enclosure
Overall drive size
(H x W x L) inch
bracket supplied
(mm
2
)
T2: 200-
240/3/50-60
15
J
VZH088
B4
23.43x9.09x9.53 2pcs, ø24-28k28b
1pcs, ø32-36 k36b
C1
26.78x12.13x12.20 1pcs, ø32-36 k36b
1pcs, ø36-40 k40b
18.5
VZH117
C3
24.8x12.13x13.15 1pcs, ø32-36 k36b
1pcs, ø36-40 k40b
C1
26.78x12.13x12.20 1pcs, ø32-36 k36b
1pcs, ø36-40 k40b
22
VZH170
C3
24.8x12.13x13.15 1pcs, ø32-36 k36b
1pcs, ø36-40 k40b
C1
26.78x12.13x12.20 1pcs, ø32-36 k36b
1pcs, ø36-40 k40b
T4: 380-
480/3/50-60
15
G
VZH088
B3
16.5x6.5x9.76
3pcs, Ø13-22
B1
18.9x9.45x10.24
3pcs, ø3-32
18.5
VZH117
B4
23.42x9.09x9.53 2pcs, ø24-28 k28b
B2
25.6x9.53x10.24
3pcs, ø3-32
22
VZH170
B4
23.42x9.09x9.53 2pcs, ø24-28 k28b
B2
25.6x9.53x10.24
3pcs, ø14-40
T6: 525-
600/3/50-60
18
H
VZH088
B4
23.42x9.09x9.53 2pcs, ø24-28 k28b
-
-
-
30
VZH117
B4
23.42x9.09x9.53 2pcs, ø24-28 k28b
-
-
-
30
VZH170
B4
23.42x9.09x9.53 2pcs, ø24-28 k28b
-
-
-
