Engineering manual - SAB 355 Screw compressor unit (including ATEX)
004100 en 2020.10
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Introduction
1. Introduction
The Sabroe screw compressor unit may be configured with various types of equipment depending
on its function and requirements. Some of the equipment may be described in this manual even
though it is not featured on your particular unit.
1.1 Purpose
This manual provides all the data usually needed in the sales and planning phases.
• Description of all component parts
• Description of all important technical functions to increase understanding of the product
functionality
• Refrigerant safety
• Connecting data
• Installation instructions
1.2 Main users
This manual is primarily intended for sales, service and contracting purposes.
All compressor intervention within the warranty period must be performed by competent person-
nel only. If not, the warranty no longer applies.
1.3 Compressor name, Sabroe/Frick
The compressor in a Sabroe SAB 355 screw compressor unit is manufactured by Frick. Below is in-
dicated how the Sabroe and Frick compressor names are made up and how they correspond to
each other.
Sabroe name Frick name
SAB 355 S SGC 3511
SAB 355 L SGC 3515
SAB 355 E SGC/SGX 3519
SAB 355 X
SGC/SGX 3524
Table 1: Compressor overview
R o t o r d i am e t e r
(first t
wo digits)
C
om p r e s s o r
SGC/SGX 3 5 1 9
R o t o r L/D
E
R o t o r d i am e t e r
C
om p r e s s o r
SAB 3 5 5
R o t o r length
S h o r t - S
L
ong - L
Extended - E
Extreme - X
F
rick name
SABROE name
H/B
H
igh-pressure/Booster
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