KSI 33 MCB

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Features

1. Technology :

  • Micro controller based software technology

2. Current Range / HP :

  • As per Motor HP

3. Display :

  • Analog Voltmeter 200 – 500 V
  • Analog Ammeter 1 – 30 Amps.

4. Protections :

  • Phase Failure(Supply Side)
  • Reverse Phase (Supply Side)
  • Voltage Unbalance
  • Thermal Overload as per Hp (Site Settable)
  • Remote sensing Dryrun (Site Settable)

5. Timers :

  • Power ON Timer

6. MCB :

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

7. Starter :

  • L & T Type Wide Band AC Coil Contactor (16 / 25 Amps.)

Technical 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

• Protection Design : Voltage and Current Sensing
• Thermal Overload Range : 1.5-2.5 / 2.5-4 / 4-6.5 / 6-10 / 9-14 / 13-21 Amps.
Sr. No. Parameter Setting Range Default setting Trip Time Delay LED
1 Phase Failure Fixed Fixed 4 sec ± 1 sec YES
2 Reverse Phase Fixed Fixed 4 sec ± 1 sec YES
3 Voltage Unbalance Fixed Fixed 4 sec ± 1 sec YES
4 Thermal Overload As per Relay As per Range NA NO
5 Dryrun 60% – 95% < 75 % 15 sec YES

3. Timers

Sr. No. Parameter Setting Range Default setting
1 Power on Timer Fixed 60 sec ± 3 sec

4. Monitoring

• Analog Voltmeter : 200 – 500 V
• Analog Ammeter : 1 – 30 Amp.

5. Reset

• Resetting mode : By Reset switch

6. Output Relay Contact

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

7. 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

8. Dimensions & Weight

• L × W × D (mm) : 245 × 245 × 105 mm
• Power Consumption : Less than 5 Watts
• Weights : 2989 gms.

 

Applications

  • Agriculture
  • Irrigation
  • Domestic

Connection Diagram

INPUT OUTPUT
R Y B R Y B

Download Manual

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