Power supply module

Output voltages:

• Variable AC: 3 x 0 - 400 V, 5 A  3 x 0 - 220 V, 8 A or better

• Fixed AC: 3 x 380 V + N, 16 A 3 x 220 V, 8 A or better

• 1Phase fixed AC: 220 V, 10 A

• Variable DC: 0 - 220 V, 10 A  0-220 V, 1 A or better

• Fixed DC 220 V, 10 A

• Power supply 3x380 V +N, 50Hz

Three-phase transformer

• Column-type with split windings

• Can be used by single-phase supply

• Rated power:----minimum 1 KVA

• Primary voltage: 2x190 (Phase), 380V

• Secondary Voltage: 2x185 (Phase) or better 380 V

• Frequency: 50HZ

• Insulation Class:  Class B (130°C) or Class F (155°C)

• Efficiency:  above 95%

• Winding Configuration:  Delta-Wye,

• Enclosure: Enclosed in a protective casing for safety and protection

•   Standards: Compliant with relevant industry standards such as ANSI, IEEE or IEC

Single-phase transformer

• Core-type with split windings

• Type ------ autotransformer

• Rated power: minimum 500VA

• Primary voltage: 220 single phase /380V three phases

• Secondary Voltage:  220 V single phase

• Autotransformer voltage: 220/380V

• Frequency: 50HZ

Digital electric power measuring unit

• Measurement of dc voltage, current, power and energy.

• Measurement of AC voltage, current, power, active energy, reactive energy, power factor and frequency.

• Direct voltage: 600 V

• Direct current:  up to  20 A

• Alternate voltage:  up to 700 V

• Alternate current: 20 A

• Power: 9000 W

• Single phase power supply: 90-260 V, 50Hz

• Communication: RS485 with protocol MODBUS RTU

Three-phase power meter

• Measures three phase rms, and peak values of voltages and currents, active, and reactive power, active, and reactive energy, power factor, THD and frequency.

• Voltage Rating: 380V AC

• Phase: Three(3)

• Accuracy Class: Class 0.5 for high-precision applications

• Display: LCD or LED display for real-time monitoring of measurements

• Mounting: easy installation in electrical panels

• Enclosure: Usually housed in a compact and durable enclosure for protection and safety.

• Standards: Compliance with relevant industry standards such as IEC, ANSI, or IEEE.

• Measures three-phase rms, and peak values of voltages and currents, active, and reactive power, active, and reactive energy, power factor, THD and frequency

• Input voltage: nominal 400Vac

• Input current: minimum 10A

• Operating frequency: 45- 60 Hz

• Auxiliary supply: 80-240 Vac 50Hz single-phase from mains

• Communication Interface: communication capabilities such as Modbus RTU, RS485, Ethernet, or wireless communication for data logging and remote monitoring

Digital True RMS Meter

• Automatic scaling

Voltage:

• 0 - 1000V DC or better

• 0 - 1000VAC pp or better

• 0 - 750VAC rms or better

Current:

• 0 - 20 A DC or better

• 0 - 28 A AC pp or better

• 0 - 28 A AC rms or better

• Accuracy: +/- 0.75% or better

• Resolution:  16bits or better

• Refresh rate: 0.5s or better

• Power supply: 220 Vac 50 Hz

• Communication: Modbus (RS485)

Capacitive Load

• Single or three-phase capacitive step-variable load

• Max. Power: 3 x 250 VAR and compatible with power supply and transmission line ratings.

• Max voltage: 220/380 V Δ/Y

Resistive Load

• Single or three-phase resistive step-variable load

• Max power: 3 x 350 W and compatible with power supply and   transmission line ratings

• Max voltage: 220/380 V Δ/Y

Inductive Load

• Single or three-phase inductive step-variable load.

• Max. power: 3 x 250 VAR and compatible with power supply and transmission line ratings

• Max voltage: 220/380 V Δ/Y

All measuring meters have to be rack mounted

Teachers and student manual for each component