Higher And Technical Education Department Tender

Microprocessor based Over / Under Voltage Relay Test Kit Numerical over voltage / under voltage Relay Test Kit consists of two units namely, the over / under voltage relay source unit and the numerical over/under voltage relay unit. Both the relay and source unit are fitted in two separate 19" enclosure with handle. The enclosure is made of CR sheet duly galvanized and powder coated. Schematic block diagram of the relay and source is screen printed on the front panel for easy Specification: Input Supply : 1ph 230V AC, 50Hz, Output voltage : 0-660V continuously variable, Capacity : 220VA, Auxiliary Supply terminal : 230V AC and 24V DC, Duty : Continuous Time Interval Meter : 0001 - 9999sec Any reputed make, Voltmeter : 3½ digit Any reputed make, Relay make : Any international reputed make PT Sec : 110V AC/ 63.5V AC , Plug Setting : 105%-180% of Vn in steps of 5%, 95%-20% of Vn in steps of 5% Time Setting : 0.1 - 1.6 in steps of 0.1 Characteristics : 5 (Normal Inverse - 2, Definite time -3) Auxiliary Supply : Powered by 95V to 240V AC/DC Ratings: Voltage Vn: 110/240/415 VAC, Frequency: 50Hz ± 2.5Hz Aux.Power Supply: 24V to 110V AC/ DC ± 10% OR 95V to 240V AC/DC ± 10% Settings: Pick Up Voltage Vs Over voltage mode: 105% to 180% of Vn in steps of 5% Under voltage mode: 95% to 20% of Vn in steps of 5% Time multiplier TMS: 0.1 to 1.6 in steps of 0.1 understanding and lacquer coated. All the terminals are brought out through BTI/BS connector for easy operation. Using the equipment, the Study of over Voltage relay operation., Time characteristic. IDMT, Time characteristic at different TMS, to study of operating time., To Study of pick up voltage level, To Study drop off (reset level) voltage and Study of % error can be conducted. Digital meters shall be provided for accurate measurement of current, and trip time. Necessary indicators, safety equipment and protection devices like Fuses, control relays should be built in the panel for better safety. It is important that DUC relay out NO/NC connection facility & potential free NO & NC points for project work must be provided. Pamphlet of the equipment must be attached.

Bucholtz Relay Trainer Kit Bucholtz Relay Trainer Kit which is mainly used to study and test the operation of Bucholtz Relay. It mainly consists of Bucholtz Relay and the Oil test setup. Bucholtz Relay used is a mechanical type oil and gas operated relay. The relay has one NO contact for Alarm and one NC contact for Trip indication. • Easy operation • NO contact for alarm • NC contact for trip indication • Conservator to fill oil to the relay • Reservoir to store the oil • Foot pump to create bubbles in the relay Standard Delivery Includes Bucholtz Relay trainer kit, Foot pump, Power Supply Cable, Test Certificate, Instruction Manual Pamphlet of the equipment must be attached.

Numerical Motor Protection Relay Kit The Motor Protection Simulation Unit has to be designed to analyze the three-phase induction motor protection using power system protection relays using multiple relays. Protection Relays like Motor protection relay, over/under voltage relay, temperature relay with indicator, negative phase sequence relay is provided. Temperature sensor and proximity sensor for temperature and RPM measurement. Capacitor Bank with selector switch for power factor improvement. Necessary Fuses and protection devices fitted inside the panel for safer operation. Specification: Input power 415V, 3+1+PE, Motor 3ph 415v,1440 rpm Induction Motor, Load Spring Balance mechanical Loading arrangement Relays Used. Motor Protection Relays – 3 nos, Globally accepted category reputed make with international brand. 1.Advance Numerical Motor Protection Relay with RS 485 – 1no. 2.Microprocessor Based Thermal Management Motor Protection Relay with RS485 – 1no.(mainly for mines huge motors) 3.Basic Electronic Motor Protection Relay Item 1 & 2 with programming using given software and standalone programming feature. Software having the facility programming, event record, fault analysis etc., Over/ Under Voltage Relay Microprocessor Based or Numerical Based relay, Negative Sequence Relay Static Version definite time, Temperature Temperature display meter with cut off Variac ( dimmer ) 3 Nos Power Analyzer International brand power analyser with RS 485+ data logging software. Ammeter Digital class 1 Reputed Make, Volt meter Digital True RMS Reputed make class-1/class 0.5, Time Interval meter .0001 sec to 9999sec- auto range RPM Meter Digital, Necessary BTI Connector Reputed Make, Patch Cords Reputed Make, Enclosure Enclosure made of CR sheet, galvanised, powder coated and screen printed with lacquer coated. Indicators, Push Buttons, Warning Lamps, circuit breakers, MCB, fuses units, surge arrestors Reputed make Internal CT’s All necessary CT’s are 0.5 Class, 5VA, wound primary Type. Necessary PT’s Class 1.0, Inclusions Software CD/ Pen drive, Instruction Manual Hard copy and soft copy, connecting patch cord, power cable, motor cable, rpm, sensors, vibro pads for motor loading unit, motor tensioner assy mounted on bearing for easy operate. USB Cable, necessary drivers, software-micom studio, millinium driver, power studio, atc 810 driver, Converters for computer RS 485/USB Converter. Using the equipment, study of over current protection, under current protection, thermal overload protection, stall protection, locked rotor protection, phase failure protection, reverse phase protection, Asymmetry protection, ground fault protection, over voltage protection, under voltage protection, prolonged start/stall protection, Negative phase sequence current protection, temperature protection, power factor improvement, Programming the advanced relay, fault analysis after fault (trip), Relay Co-ordination, multifunction meter programming, digital meter programming and Motor Thermal Management can be conducted. Pamphlet of the equipment must be attached.