SDT 33

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Category:

Features

1. Technology :

  • Micro controller based software technology

2. Current Consumption :

  • Upto  200 mA.

3. Display :

  • Digital Voltmeter (100 to 300 V)
  • Digital Ammeter (upto 200mA)

4. Protections :

  • Electronic Overload (Site Settable)
  • Remote Sensing Dryrun (Site Settable)
  • High / Low Voltage(Site Settable)
  • Extreme High Current(Short Circuit)

6. Timers : 

  • Cyclic Timer
  • RTC Timer

Technical Specifications

1. System Settings

• Input Voltage (AC) : 140 – 290 VAC, 50 Hz
• On voltage (cold start) : Minimum 140 VAC ± 5 VAC
• Auto Off voltage : At 125 VAC ± 5 VAC

2. Protections / Setting Parameters

• Protection Design : Current Sensing
• Current Consumption : 200 mA.
Sr. No. Parameter Setting Range Default setting Trip Time Delay Display LED
1 Overload 20% – 60% > 140 % 15 sec YES YES
2 Dryrun 60% – 95% < 75 % 15 sec YES YES
3 High Voltage 250 – 300 280 V ± 2 V Fixed HIU YES
4 Low Voltage 110 – 180 V 140 V ± 2 V Fixed LOU YES
5 Extremely High Current Fixed Fixed 3 sec EHC YES

3. Timers

Sr. No. Parameter Setting Range Default setting Display LED
1 Cyclic Timer 3 sec – 300 sec 60 sec ± 3 sec PONT YES
2 RTC Timer 5 – 720 min OFF OFF YES

4. Reset

• Resetting mode : Manual by OFF switch

5. Output Relay Contact

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

6. Enclosure & Mounting

• Enclosure Material : Rust Proof, Shock Proof, Industrial  ABS Enclosure
• Mounting : Wall Mounting with 4 screw M4 × 15 mm
• Temperature : -30 to 85°C
• Humidity : Upto 90% RH

7. Dimensions & Weight

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

Options

1. Model :

A. SDT 33

Applications

Connection Diagram

Download Manual

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