ZIEHL-ABEGG DControl PKDT Series User Manual

Operating instructions
TBL02_54-GB 0730 Part-No. 00153238-GB
Page 1 / 28
Date 0730
Dcontrol
Type PKDT / PKDM
Controllers for voltage-regulated
3-phase motors
Applications:
• Speed controller for fans in refrigeration, air-conditioning
and clean-room engineering
• Pressure / temperature controller for refrigeration engineering
Manufacturer: ZIEHL-ABEGG AG
Heinz-Ziehl-Straße
D-74653 Künzelsau
Phone: +49 (0) 7940 16-0
Fax: +49 (0) 7940 16-504
e-mail: info@ziehl-abegg.de
internet: http://www.ziehl-abegg.de
PKDT5: Software D1238A Part-No. 00162653 from version 10
PKDM5..80.: Software D1197A Part-No. 00162616 from version 07 (with two sensor inputs)
From year of construction: 2007

ZIEHL-ABEGG DControl PKDT Series Specifications

General

Brand	ZIEHL-ABEGG
Model	DControl PKDT Series
Category	Controller
Language	English

Summary

Safety Measures

Installation Guide

Mounting

Provides instructions for the correct mounting and installation of the Dcontrol unit.

Residual-Current-Operated Protective Device

Recommends the use of specific protective devices for safe operation.

Potential at Control Voltage Connections

Employment in the IT Net

Electrical Connections

Mains Connection

Details how to properly connect the Dcontrol unit to the mains power supply.

Adjustment to Specific Mains Conditions

Motor Connection

Guides the connection of motors to the Dcontrol unit, including cable specifications.

Motor Protection

Details how to connect and utilize motor protection features like thermostats and thermistors.

PKDM Special Function: Hard Start Function

Enable ON / OFF

Signal and Sensor Connection (Analog IN1, Analog IN2)

External Speed Setting (Speed Controller)

Covers connecting external signals or potentiometers for speed control.

Second Setting Signal at Input E2 (PKDM)

Sensor Connection (P-Controller)

Explains sensor connections for P-controller operation.

Second Sensor Signal at Input E2 for PKDM

Switch Over Control Function at Digital IN 2 (P-Controller)

Fault Indications

Describes how faults are indicated by LEDs and the internal relay.

General Settings and Operating Elements

Programming Operating Mode (Speed Controller / P-Controller)

Details how to program the Dcontrol unit's operating mode (speed controller or P-controller).

Controls Overview

Settings for Operation

Settings for Speed Controller Operation

Explains the settings required for operating the Dcontrol unit as a speed controller.

Setting Output Voltage via Potentiometer SET

Setting Output Voltage via External Signal/Potentiometer

Operation with Two Variable Output Voltages (2 Steps)

Settings for Controller Operation

Details the settings for operating the Dcontrol unit as a controller (temperature/pressure).

Adjusting Nominal Value via Potentiometer Set

Adjusting Control Range via Potentiometer Pband

Min. Speed n-min (Minimum Output Voltage)

Max. Speed n-max (Derating) and Cos φ-Adjustment

Setting Pressure/Temperature Table for PKDT5 with MBG-301

Setting Pressure/Temperature Table for PKDM5..80 with MBG-301

Minimum Airflow Rate (Shutdown Active/Inactive)

Reversed Control Function (Act>Set = n+)

Faults and Rectification

Mains Fault

Describes how to identify and rectify mains supply faults, including phase failures.

Temperature Fault

Explains temperature-related faults, overheating, and sensor issues.

Motor Fault

Details motor protection faults caused by thermostat or thermistor trips.

Sensor-Signal Faults

Covers faults related to sensor signal interruptions, short circuits, or out-of-range values.

Controller Not Working Correctly

Provides general troubleshooting steps if the controller is not functioning as expected.