KDM Star Delta

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Features

1. Technology :

  • Micro controller based software technology

2. Current Range / HP :

  • As per Motor Hp from 7.5 – 100 Hp

3. Display :

  • Digital Voltmeter 200 – 500 V
  • Digital Ammeter as per Current Range

4. Protections :

  • Phase Failure (Supply Side)
  • Phase Failure (Motor Side)
  • Reverse Phase (Supply Side)
  • Voltage and Current Unbalance
  • Electronic Overload (Site Settable)
  • Remote sensing Dryrun (Site Settable)
  • High / Low Voltage (Site Settable)
  • Extreme High Current (Fixed at 26 Amps.)

5. Timers :

  • Power ON Timer – 3 – 300 sec. (Site Settable)
  • Star Delta Timer – 3 – 60 sec. (Site Settable)
  • Motor OFF Timer OFF – 5 – 720 mins. (Site Settable)

6. MCB :

  • 3 Pole, 32 Amp. C Series MCB
  • Short circuit as per IEC60899-1

7. Starter :

  • Heavy Duty Contactors Working at Low Voltage

Specifications

1. System Settings

• Input Voltage (AC) : 250 – 470 VAC, 50 Hz
• On voltage (Cold Start) : 250 VAC
• Auto Off voltage : 200 VAC

2. Protections / Setting Parameters

• Pump Current Range : As per Motor Hp
Sr. No. Parameter Setting Range Default setting Trip Time Delay Display LED
1 Phase Failure Fixed Fixed 4 sec ± 1 sec SPP YES
2 Reverse Phase Fixed Fixed 4 sec ± 1 sec SPP YES
3 Voltage Unbalance Fixed Fixed 4 sec ± 1 sec SPP YES
4 Current Unbalance 20% – 70% 50% 4 sec ± 1 sec CUB YES
5 Overload 20% – 60% > 140 % 15 sec OL YES
6 Dryrun 60% – 95% < 75 % 15 sec DRN YES
7 High voltage 450 – 500 V 480 V ± 2 V Fixed HIU NO
8 Low voltage 180 – 350 V 250 V ± 2 V Fixed LOU NO
9 Extremely High Current Fixed 26 Amps. 3 sec EHC NO

3. Timers

Sr. No. Parameter Setting Range Default setting Display LED
1 Power ON Timer 3 sec – 300 sec 60 sec ± 3 sec PONT YES
2 Star Delta Timer 3 sec – 300 sec 10 sec ± 2 sec OFF YES
3 Motor OFF Timer 5 – 720 min OFF OFF YES

4. Monitoring

• Digital Voltmeter : 180 – 520 V
• Digital Ammeter : As per Current Range

5. MCB

• 3 Pole, 32 Amp. C Series MCB
• Short circuit as per IEC60899-1

6. Reset

• Resetting mode : Manual by OFF switch

7. Output Relay Contact

• Relay Mechanical life : 10 lac operations
• Dielectric Strength : 2.2 KV , 50 Hz for 1 min

8. Enclosure & Mounting

• Enclosure Material : Rust proof, Shock Proof, Powder Coated Metal Enclosure
• Mounting : Wall Mounting with 4 screw M4 × 15 mm
• Temperature : 5 to 60°C
• Humidity : Up to 90% RH

9. Dimensions & Weight

• L × W × D (mm) : x x mm
• Power Consumption : Less than 5 Watts
• Weights : gms.

 

Options

1. Model DSD GSM – Digital Star Delta with GSM Mobile Starter

2. Model DSD WLC – Digital Star Delta with Water Level Controller

 

Application

  • Agriculture
  • Irrigation
  • Domestic

Connection Diagram

INPUT OUTPUT
R Y B R Y B B R Y

Download Manual

Download Manual

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