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VS 3015 CT Operating instruction (S. 211/223)

VS 3015 CT Operating instruction (S. 211/223)

VS 3015 CT Operating instruction (S. 211/223)

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Inhaltsverzeichnis

Conventions

Warning signs, symbols and text formatting used in this manual
Explanation of text formatting

Safety instructions

Disclaimer in the event of non-compliance
Requirements for the personnel
Intended Use
Five safety rules according to DGUV Regulation 3
Electrostatic-sensitive components and control components (ESD)

ESD - Rules for handling and working

Abbreviations Used

System design VS 3015 CT
VS 3015 CT Functions
VS 3015 CT Function

Starting Characteristics

First start
Restart

System Configuration

LT control circuit for booster systems - as combined control

Configuration of the pressure transmitters

Low Pressure Transmitter Z2 (LP-Z2)

Low-Pressure Regulation

Control Algorithm for LP Control
Control Algorithm with LP Step Controller

Neutral Zone with Compressor Step Control
Compressor Switching Times for Compressor Step Regulation

Control Algorithm with LP Combined Control

Switching On / Switching Off of Fixed-Speed Compressors
Loading / Unloading of Fixed-Speed Compressors During Operation with Capacity-Controlled Compressors
Neutral Zone with Compressor Combined Control
Compressor Control Times for Compressor Combined Control
Regulation of a Pack with Different Size Compressors

Setpoint Shift

Setpoint Shift via Room Temperature
Setpoint Shift - Demand-Dependent via Consumer
Setpoint Shift via CAN Bus
Setpoint Shift via External Analogue Signal
Setpoint Shift via Humidity Sensor

Base Load Rotation

Base Load Rotation for Speed Controlled Compressors

Load shedding
Emergency Power Mode

High-Pressure Regulation

Control algorithm for HP control

Neutral Zone HP-Control
High Pressure Setpoint Determination

HP control with ejectors

Loading and unloading behaviour of the ejectors

Gas Cooler Outlet Temperature Regulation

Gas cooler control via relay outputs
Gas cooler package with ebm-papst fans
Temperature Sensors for the Regulation
Neutral Zone Fan Control
Control Algorithm tG with Step Controller

Switching Times for Fan Motors with Step Controller
Fan Motors - Star-Delta Switching
Parametrisation of the Switching Modes

Control Algorithm tG with Speed Control
Control Algorithm tG with Parallel Combined Control
Control Algorithm tG with Stage Combined Control
Setpoint Calculation tG

Setpoint Increase tG

Input Signal for Frequency Converter
Protection of the Fan Motors / Fan Motors Base Load Rotation
Kickstart

Medium Pressure Regulation

Control Algorithm for MP Control
Maintaining the MP by Limiting the HP-Valve
Medium Pressure Compressor

Requirements
Control of the MP Compressors
Monitoring of the MP Compressors
Configuration of the MP Compressors

Control of the minimum superheat using a hot gas bypass valve
Heat Recovery Mode

Activation of the HRC Mode
HRC Mode Swing Protection
Setpoint Calculation in HRC Mode
Changes to the Control Behaviour during HRC Mode
HRC mode parametrisation

LT compressor in booster mode

Control algorithm with combined control
LT compressor switching and standstill times
LT compressor monitoring

Oil Return
Monitoring

Safety Chain

Monitoring of Differential Oil Pressure Switch / Compressor High Pressure Limiter
Monitoring of the Compressor Motor Overload Cut-Out

Cylinder Head Temperature Monitoring
Low Pressure Monitoring
High Pressure Monitoring

High Pressure Monitoring Too High
High Pressure Monitoring Too Low
Monitoring of the HP Valve
Monitoring of the HP Control Error

Monitoring of the Medium Pressure

Medium Pressure Monitoring Too High
Medium Pressure Monitoring Too Low
Monitoring of the MP Control Error

Monitoring of the speed controller
Condenser / Fan Motors Monitoring
Monitoring of Minimum Superheat
Monitoring of the Gas Cooler Outlet Temperature
Monitoring of the Switching Frequency
Refrigerant Monitoring
Monitoring of the Fast Unload / External Off
Monitoring of Rupture Disk / Maximum Refrigerant Fill Level
Accumulator fill level monitoring
Oil level monitoring

Setpoint Switching
Ambient Data for Setpoint Switching
Disabling refrigeration points
Spray System Control
COP

COP monitoring
COP Optimisation

Operating Data and Archiving

Operating Hours of Compressors and Fans
Daily Run Times, Switching Pulses and Switch-On Rates

VS 3015 CT Installation and Start-Up

DIN Rail Mounting
Default hardware settings

SIOX Extension Module - for DIN Rail Mounting

Connecting the SIOX-Modules to the Pack Controller

Default settings using S1
Setting the CAN Bus Address via Decade Switch S2
Settings for RS485/TTY Interface via Jumper J1
Setting of the interface of the internal SIOX using jumper J2
Configuration of the Analogue Inputs and Outputs at the Factory
Power Supply

Status LEDs

Default parameter settings
Start-Up of Speed-Controlled Condeser Fans / Compressors

Procedure for the start-up of a system

Commissioning fan control via Modbus
Battery Replacement
Firmware Update

Requirements for Firmware Update
Updating the current Firmware

VS 3015 CT Connection and Terminal Assignment

Pin Assignments VS 3015 CT Base Module / SIOX
Terminal Diagrams for Basic Module and SIOX

Terminal Assignment of the 230 V AC Power Supply
Terminal Assignment of the Dgital Inputs - 230 V AC
Terminal Assignment of the Relay Outputs 230 V AC
Terminal assignment of the analogue inputs
Connector Pin Assignment for Analogue Outputs
Connector Pin Assignment for CAN-Bus, SIOX and Interfaces

Terminal assignment of the Modbus analogue module 0..10 V DC
Terminal assignment of the Modbus relay module 230 V AC

VS 3015 CT Operating Modes

Emergency Mode via Manual / Automatic Selection
Service Mode
Display of the Operating States

VS 3015 CT Operation

Operation Possibilities
Remote Control via Terminal

Menus and Operating Screens
Call Controller Menu using Remote Operation

CI 4x00 System Centre - Remote Control
CI 3x00 Store Computer / AL 300 Operator Terminal - Remote Control

Deactivating the Input Lock

CI 4x00 System Centre - Log-In and Log-Out
CI 3x00 Store Computer/ AL 300 Operator Terminal - Unlock

Activating Service Mode

CI 4x00 System Centre Service Mode
CI 3x00 Store Computer - Service-Mode

VS 3015 CT Menu Structure

Menu tree

Menu 0 Main menu
Menu 1 Summary
Menu 2 Actual values
Menu 3 Setpoints
Menu 4 Clock
Menu 5 Messages
Menu 6 Operating Data
Menu 7 Default Settings
Menu 8 Service Mode

Decommissioning and Disposal

Decommissioning / Dismantling
Disposal

Alarms and Messages VS 3015 CT

Message System
Message Structure

Automatic Priorisation

Overview of all alarms and messages

Technical Data VS 3015 CT

Electrical Data VS 3015 CT
Mechanical Data VS 3015 CT

Part Numbers and Accessories VS 3015 CT

Pack Controller VS 3015 CT / SIOX Extension Module
Accessories for VS 3015 CT

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