Nidec Digistart D3 User Manual

Digistart D3: User Guide 71
Issue: G
8.8.5 Group 4 - Digital Outputs
The Digistart D3 has three programmable outputs, which can be used to signal different operating conditions to
associated equipment. Three additional outputs are available on the input/output expansion card.
4A - Relay A Action
Options:
Off
Relay A is not used.
Main Contactor (default)
The relay closes when the Digistart D3 receives a start command,
and remains closed as long as the motor is receiving voltage.
Run
The relay closes when the starter changes to run state.
Trip
The relay closes when the starter trips (see Pr 16A to 16X).
Warning
The relay closes when the starter issues a warning (see Pr 16A to
16X).
Low Current Flag
The relay closes when the low current flag activates while the motor
is running (see Pr 7A Low Current Flag).
High Current Flag
The relay closes when the high current flag activates while the motor
is running (see Pr 7B High Current Flag).
Motor Temperature Flag
The relay closes when the motor temperature flag activates (see Pr
7C Motor Temperature Flag).
Input A Trip
The relay closes when Input A activates to trip the soft starter.
Input B Trip
The relay closes when Input B activates to trip the soft starter.
Motor Overload
The relay closes when the starter trips on Motor Overload.
Current Imbalance
The relay closes when the starter trips on Current Imbalance.
Underpower
The relay closes when the starter trips on Underpower.
Overpower
The relay closes when the starter trips on Overpower.
Frequency
The relay closes when the starter trips on Frequency.
Ground Fault
The relay closes when the starter trips on Ground Fault.
Heatsink Overtemperature
The relay closes when the starter trips on Heatsink Overtemperature.
Phase Loss
The relay closes when the starter trips on Phase Loss.
Motor Thermistor
The relay closes when the starter trips on Motor Thermistor.
Changeover Contactor
The relay closes when the high rotor resistance current ramp has
reached full voltage, allowing use with a slip-ring motor.
Description: Selects the function of Relay A (normally open). Relay A is terminals COM1, RLO1.
4B – Relay A On Delay
Range: 0:00 - 5:00 (minutes:seconds) Default: 0 second
Description: Sets the delay for closing Relay A.
4C – Relay A Off Delay
Range: 0:00 - 5:00 (minutes:seconds) Default: 0 second
Description: Sets the delay for re-opening Relay A.
4D - Relay B Action
Options:
Off
Motor overload
Main Contactor
Current imbalance
Run (default)
Underpower
Trip
Overpower
Warning
Frequency
Low Current Flag
Ground fault
High Current Flag
Heatsink overtemperature
Motor Temperature Flag
Phase Loss
Input A trip
Motor thermistor
Input B trip
Changeover Contactor
Description: Selects the function of Relay B. Relay B is a changeover relay. See Pr 4A Relay A Action for
details.

Nidec Digistart D3 Specifications

General

Brand	Nidec
Model	Digistart D3
Category	Controller
Language	English