Bitzer HS 53 User Manual

SH-100-3
Projektierungs-
Handbuch
Halbhermetische
Schraubenverdichter
HS.53 .. HS.74
Applications
Manual
Semi-hermetic
Screw Compressors
HS.53 .. HS.74
Manuel de
mise en œuvre
Compresseurs à vis
hermétiques accessibles
HS.53 .. HS.74

Bitzer HS 53 Specifications

General

Brand	Bitzer
Model	HS 53
Category	Air Compressor
Language	English

Summary

The special highlights

Approved HS technology, robust and efficient

Highlights the proven HS technology, emphasizing robustness and high performance.

Capacity control and start unloading as standard

Features capacity regulation and start unloading as standard components.

Efficient ECO operation

Focuses on the energy-efficient ECO operation mode for optimized performance.

Design and functions

2.1 Design features

Details the specific design characteristics and construction of the compressors.

2.2 Compression procedure V₁-Control

2.3 Capacity control and start unloading

2.5 Oil circulation

3 Lubricants

4 Integration into the refrigeration circuit

4.1 System design and pipe layout

Covers system design principles and pipe layout considerations for integration.

4.2 Guidelines for special system conditions

Pump down system

Details the pump down system for preventing liquid migration during standstill.

4.3 Safe operation of compressor and system

Function of the expansion valve

Provides guidelines for the correct function and installation of the expansion valve.

Protection against refrigerant migration during long standstill periods

4.4 Condenser pressure control

4.5 Start unloading

4.6 Capacity control

4.7 Parallel compounding

4.8 Economiser operation (ECO)

5 Electrical connection

5.1 Motor design

5.2 Compressor protection device

SE-E1 – monitoring functions

Details the monitoring functions of the SE-E1 compressor protection device.

Monitoring for lead breaks and short circuits

INT389R – monitoring functions

Rotation direction monitoring

Phase failure and asymmetry monitoring

5.4 Selection of electrical components

Cables, contactors and fuses

5.5 Schematic wiring diagrams

HS.53

Provides schematic wiring diagrams for HS.53 compressor protection.

HS.64 und HS.74

Provides schematic wiring diagrams for HS.64 and HS.74 compressor protection.

Attention! Incorrect connection will destroy the electrolytic capacitor!

Cut in delay with ECO operation

Pump down system

Automatic pump down system

Details the automatic pump down system configuration.

Single pump down system

Details the single pump down system configuration.

The schematic diagrams show control examples for automatic and single pump down system

On/off switching of compressors with pump down system

Explains compressor on/off switching logic within pump down systems.

Limiting the switching frequency with automatic pump down

7 Technical data

8 Application limits

ECO operation

9 Performance data

Basic parameters

ECO operation

Describes how ECO operation inherently includes liquid subcooling.

9.1 BITZER Software

9.2 Selecting the compressor by BITZER Software

Select the main menu SEMI-HERMETIC SCREWS.

Select desired operating conditions:

Instructions for selecting specific operating conditions for compressor selection.

9.3 Determine compressor performance data using the BITZER Software

Select COMPRESSOR MODEL.

Select the desired operating conditions:

Steps for selecting operating conditions for performance data determination.

Operating point in application limits diagram

Technical data of a compressor

Details on accessing technical data for compressors.

EXPORT: The data of the registers DATA and DIMENSIONS are exported together.

Export performance tables

Export the data with COPY (into the clipboard) or EXPORT.

Export data sheets

Select COMPRESSOR MODEL in main menu.

Export polynomials

Technical data

Export data sheet

Details on exporting the data sheet for accessories.