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BOCK · Reciprocating compressors

FDKX4

Technical data

Reciprocating compressors

Model
FDKX4
Family
FDK · Compression units · Previous models
Electrical supply
Electrical supply to be confirmed from the nameplate.

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Additional technical information

Model
FDKX4
Family
FDK · Compression units · Previous models
Number of cylinders / Bore / Stroke
4 / 55 mm / 49 mm
Weight 1)
94 kg
Permissible range of rotation speeds
500 - 1800 ¹/min
Max. permissible overpressure (g) (LP/HP) 2)
19 / 28 bar
Connection suction line SV
35 mm - 1 3/8 "
Connection discharge line DV
28 mm - 1 1/8 "
Lubrication
oil pump
Oil type R134a, R404A, R407A/C/F, R448A, R449A, R450A, R513A
BOCKlub E55
Oil type R22
BOCKlub A46
Oil charge
2,6 Ltr.
Oil sump heater
230 V - 1 - 50/60 Hz, 80 W
Coupling
WK 70.40

Documentation

Dimensions and connections drawing · BOCK · 11931-web (PDF)Exploded drawing and spare part positions · BOCK · 11931-ex (PDF)Information on changing shaft seals · BOCK · 09924-01-2021-dgbfi (PDF)Instructions for assembly of Bock shaft coupling · BOCK · 09941-02-2025-dgbf (PDF)Pressure Vessel Directive · BOCK · 09604-01-2021-dgbf (PDF)Torques for screwed unions · BOCK · 09997-07-2024-dgbf (PDF)Torques for screwed unions · BOCK · 09997-07-2024-ru (PDF)Torques for screwed unions · BOCK · 40451-07-2024-dgbcn (PDF)Declaration of incorporation · BOCK · 96476-06-2023-dgbfeitrptru (PDF)Official BOCK spare parts list · FDKX4