Supplying, Installation, Testing and Commissioning of Laboratory Equipments for Electrical Engineering Department, Gomati District Polytechnic, Fulkumari, Udaipur, Gomati Tripura under the MODROB scheme sponsored by AICTE

Electrical Items :

3 – Phase Synchronous Generator & DC shunt motor panel: • Aluminium Profile Sturdy Modular Training System, Carrying various high voltage components housed in plastic / metal enclosures (panel) to minimize shock possibility. • Programmable Digital DC & AC Power Measurements meters Microcontroller based. • Instructional manual should have Fault Finding Chart, Line diagram, internal wiring diagram & connection diagram. • DC Machines confirming to standard BS 5000/IS 4722 and AC Alternator Standard as per IS: 325 should have Testing Report. Technical Specifications: Both the Machines are flexibly coupled and Mounted on a Single 'C' Channel Base DC Machine (acts as prime mover) : Type : Shunt Power Rating : 5HP Voltage Rating : 230V DC ± 5% Rated Speed : 1500RPM ± 7.5% Insulation : Class 'B' Three Phase Synchronous Machine : Type : Salient Type Configuration : "Star" Connected Power Rating : 3HP Voltage Rating : 415V AC ± 5%, 50Hz Rated Speed : 1500RPM ± 7.5% Insulation : Class 'B' Excitation Voltage : 180Vdc ± 10% Input Supply Module: • 2 Pole MCB of 230V V/16A. DOL16A Contactor with 230V / 50 Hz / 11VACoil. Bimetallic thermal O/L Relay with range 9-16 A 3 Phase Measurement Module: • Bidirectional Multifunction 3 Phase. wire, 415V, CT Input 5A LCD/LED display, Aux supply 230V, 45-65 Hz, 5W V,I., Hz, Pf, KVA, KW, KWH Modbus RTU RS 485 Variable DC Source Module: • Mains ON LED- Glows when main power is switched ON. • Drive ON LED- Glows when Motor starts. • Field Fail LED- Glows when field is not connected or in case of field failure. • Overload Trip LED- Slows in case of overload. • The set/panel must include suitable 3 point starter for 5 HP DC shunt motor • The motor trips in case of overload. Voltmeter / Ammeter Module: • Digital DC voltmeters (0-300V) • Digital DC Ammeter (0-5 / 15A) with polarity protection diode • Field failure relay to control Armature supply. Essential Accessories Required: A.Rheostat (Double Tube)- 01 No. Scope of Learning : • To Vary the Load Current Technical Specification :- Type : Table Top Range : 0-300 Ohm Current : 0-2 Amps. Output Through : 6 A Termination Size of Unit : Approx 16 Inch Salient Features :- • Winding on Porcelain Tube • Wound of Constantan Coil • Slider for Vary the Resistance • Covered with Protection Cover B. Inductive Load 3 KVA,415V Variable Inductance Type- 01 No C. Capacitive Load 3 KVA,415V, in Multi Step Variation - 01 No

DC Shunt Motor & Generator Set with Control Panel: Product Features: • Aluminium Profile Sturdy Modular Training System, Carrying various high voltage components housed in plastic / metal enclosures (panel) to minimize shock possibility. • Programmable Digital DC Power Measurements meters Microcontroller based. • Instructional manual should have Fault Finding Chart, Line diagram, internal wiring diagram & connection diagram. • DC Machines confirming to standard BS 5000/IS 4722 should have Testing Report. Technical Specifications :- Both the Machines are flexibly coupled and Mounted on a Single 'C' Channel Base DC Machine (acts as prime mover) Type : Shunt Power Rating : 5HP Voltage Rating : 230V DC ± 5% Rated Speed : 1500RPM ± 7.5% Insulation : Class 'B' DC Machine (acts as generator) Type : Shunt Power Rating : Available with 3KW Rated Speed : 1500 RPM ± 7.5% Insulation : Class 'B' Shaft extension : Single Sided Loading Arrangement : Electrical Type of Coupling : Flexible “Lovejoy” Coupling Machine Base : “C” Channel Variable DC Source Module: • Mains ON LED- Glows when main power is switched ON. • Drive ON LED- Glows when Motor starts. • Field Fail LED- Glows when field is not connected or in case of field failure. • Overload Trip LED- Slows in case of overload. • The set/panel must include suitable 3 point starter for 5 HP DC shunt motor • The motor trips in case of overload. Voltmeter / Ammeter Module: • Digital DC voltmeters (0-300V) • Digital DC Ammeter (0-5 / 15A) with polarity protection diode • Field failure relay to control Armature supply. Input Supply Module: • 2 Pole MCB of 230V V/16A. DOL16AContactor with 230V / 50 Hz / 11VACoil. • Bimetallic thermal O/L Relay with range 9-16 A Essential Accessories Required: A. Loading Rheostat 3 KW Three Phase (Each Phase of 1 KW) in 8 Steps. - 01 No B. Rheostat (Double Tube) - 01 No Scope of Learning : • To Vary the Load Current Technical Specification :- Type : Table Top Range : 0-100 Ohm Current: 0-5 Amps. Output Through : 6 A Termination Size of Unit : Approx 16 Inch Salient Features :- • Winding on Porcelain Tube • Wound of Constantan Coil • Slider for Vary the Resistance • Covered with Protection Cover C. Rheostat (Double Tube) - 01 No Scope of Learning : • To Vary the Load Current Technical Specification :- Type : Table Top Range : 0-300 Ohm Current: 0-2 Amps. Output Through : 6 A Termination Size of Unit : Approx 16 Inch Salient Features :- • Winding on Porcelain Tube • Wound of Constantan Coil • Slider for Vary the Resistance • Covered with Protection Cover

Regulated DC Power supply Multi Output DC Power Supply 0-30V / 2A , 5V / 5A, 0-15V / 1A (Dual) Scope Of Learning : Study of Use of DC Power Supplies Power Supplies : • DC Power Supply 0-30V DC, 2A • DC Power Supply 0 - ± 15V DC, 1A • DC Power Supply +5V DC, 5A • Operated on Mains power 230V, 50Hz +10% Digital Meters : • Digital Voltmeter 200V DC (2 Nos.) • Digital Ammeter 20A DC (2 Nos.) Technical Specifications :- Output Voltage: 01. 0-30V +1% continuously adjustable 02. 0-15V (Negative) +1% Continuously Adjustable 03. 0-15V (Positive) +1% Continuously Adjustable 04. +5V +1% Fixed Output Current : 01. 0-2A +1% Continuously Adjustable 02. 0-1A and 0-1A +1% Continuously Adjustable 03. 5A +1% Fixed Salient Features : • Different controls for voltage and current controls Fine and coarse controls for variation • Line Regulation is 0 .01%. +10% Line variation & load regulation is 0.05% from no load to full load • Our 3½ digit Digital Panel Meters are Compact panel meters for digital display of electrical quantities. • The output is short circuit protected with crossbar electronics fold back current limiting circuit. • Connections are brought out through 4mm Colored BTI-15 Terminals. • Power Supply is housed in Metal cabinet.

8085 Microprocessor Trainer With 8255 PPI and ADC and DAC interface Technical Specification :- Based on 8085 CPU Operating at 6.144MHz crystal frequency 8K bytes of EPROM loaded with powerful monitor program 8K bytes of RAM available to the user Total on board memory expansion upto 64K bytes using 2732/2764/27128/6264/ 62256 with 1 socket of 28 pin Memory mapping definable by the user 16 bit programmable TIMER/COUNTER using 8253 24 programmable I/O lines provided through 8255 RS-232C interface through SID/SOD Lines with Auto baud rate Two Modes of Commands: Hex Key pad & Serial mode All address, data & control lines are buffered and made available at the edge connector as per STD bus configuration 25/28 key hexadecimal keyboard and six seven segment displays through 8279 Powerful software commands like Relocate , String , Fill , Insert , Delete , Block Move , Examine / Compare Memory , Examine Register , Insert Data , Delete Data , Dingle Dtep , GO , Break Point in both Serial & Keyboard mode. Facility to Downloading/Uploading files from/to PC In-built Power Supply User’s Manual, Cables & Connectors. House in an attractive ABS Plastic cabinet with cover.

Single & Three Phase inductive load: Inductive Load 3 KVA,415V Variable Inductance Type Three Phase Inductive Load is suitable for loading Three Phase supplies and generators. It consists three variable inductive coils. Two terminals for each phase are given which are externally accessible. A movable handle is used to change the inductance of the load. Students can connect the load to experiment circuits using specially designed patch cords on the enclosed front panel. The load is mounted on a trolley to provide facility of easy movement in laboratories. Product Features: • Suitable for both static & rotating machines • Load variation can be obtained by movable handle • Heavy duty castor wheel for easy movement • Exclusive and rugged designed panel • Designed by considering all the safety precautions Three Phase Star Operation : Voltage : 415V AC ±10%, 50Hz Current : 5A (per Phase) Power : 3.5 KVAR Star/Delta Switch : 415V, 25A MCB : 16A The set must contain user manual and patch cords.

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