Spitzenberger
Photovoltaic
Test and simulation systems
The ideal test system for solar inverters consists of a photovoltaic solar cell simulator (PVS), a mains supply system simulator (DM 90000/PAS) and a power recuperation unit (PRU) which reduces the energy consumption of the entire system by app. 70%.
Operating ranges are:
- U: 0…1500V
I:0…350A
P:0…400kW - Regulating speed < 100µs for the evaluation of the MPP tracking capabilities
-Free programmable I/V characteristic
-Simulation of many different solar cells including partly shading is possible
-Very fast reaction time on load changings, typically less than 100μs
-Real simulation of the 100Hz Ripple on current and voltage of single phase inverters
-I/V curve is reproduced very exactly
-Simulation of dynamic irradiation, thermal characteristic and course-of-the-day of the irradiation
-Evaluation of the static and dynamic efficiency with very precise MPP tracking simulation
-Fully compliant testing according to the IEC/EN 50530
-Standard Version up to 950V
-Low-Voltage Version up to 150V, Micro-Inverter
-NEW: High-Voltage Version up to 1500V available
RLC LOAD for ANTI-ISLANDING TEST
-Consumes the generated power of the solar inverter and feeds it
back into the mains
-Reduces the heat exhaustion and therefore the power losses of the system
-Increases the sink power capability up to 6 times the nominal value
-Without influencing the simulated voltage
Automotive & Avionic
Test and simulation systems
The modular simulation system ist very well designed to perform immunity tests with a pulse characteristic and with line coupling injection according to the following standards:
ISO 7637
ISO 16750-2
ISO 21848
Operating ranges are:
U: 0…70V
I: 0…1000A
P: 0…30kW
for 12V, 24V and 48V systems
The Spitzenberger & Spies simulation system for aircraft supply networks is a modular test system. Depending on the aircraft type and the relevant specification we simulate the 400Hz AC networks with 115V/230V as well as the DC networks with 28V and 270V.
In the according standards Airbus ABD0100.1.8/ABD0100.1.8.1, DO160, Boeing 787B3, AMD 24/C and in MIL Standards (MIL-704/MIL-1275/MIL-462) the test specifications for aircraft supply systems are well defined.
The test system consists at least of the following modules:
- PAS 4-quadrant amplifier in 3-phase version
- SyCore arbitrary waveform generator for the generation of test signals
- Software SPS_Avionic
We use a single-phase simulation system to simulate the supply network of railway vehicles to meet the necessary voltage and frequency values
Our test system consists at least of the following modules:
-PAS 4-quadrant amplifier in single-phase version
-SyCore arbitrary waveform generator for the generation of test signals
Current and voltage sources
Touch panel operation 7” 800×480
Very high peak load ability (up to 2 … 3ms)
Very low internal resistance
Very fast slew rate >52V/µs at 230Vrms as required by
IEC/EN 61000-4-11
Extremely low harmonic distortion – even under very non-linear load conditions
Operates from DC up to 10kHz large signal bandwith (-3dB) optional up to 30kHz
Small signal bandwith up to 100kHz
High long-term (1 hour) overload characteristic
High short-term (5-10 min) overload characteristic
Sink operation mode included – real 4-quadrant operation mode
Current and voltage limitation adjustable
Optical link for easy PHIL interface
Power capability from 1000VA up to 1000000VA
The 4-Quadrant Amplifier LVA is a new technically extended porgrammable voltage source for the automotive supply simulation of 12V, 24V and new 48V supply systems, maximum voltage 70V.
It’s technical specifications are designed for compliant testing according to ISO (7637, 16750), OEM (LV124, LV148) and many manufacturers specifications.
Highlights:
-Extremely low harmonic distortion – even under verynon-linear load conditions
-Very fast slew rate >20V/µs
-Operatesfrom DC up to 50kHz large signal bandwidth(-3dB)
-Smallsignal bandwidth up to 300kHz
-Sink operation mode included – real 4-quadrant operationmode
-Touchpanel operation 7” 800×480
-Power capability from 1000VA up to 450000VA
-Very fast slew rate >52V/µs at 230Vrms as required by
-IEC/EN 61000-4-11
-Operates from DC up to 5kHz large signal bandwith (-3dB) optional up to 30kHz
-Small signal bandwith up to 100kHz
-High long-term (1 hour) overload characteristic
-High short-term (5-10 min) overload characteristic
-Very high peak load ability (up to 5ms)
-Very low internal resistance
-Operating as source and as sink
AC SWITCHING CURRENT AMPLIFIERS
frequency range of 45Hz – 100Hz, output power of up to 5kVA at cos Phi 0 (ind) -1 – 0 (cap)
TYPICAL APPLICATIONS FOR THESE AMPLIFIERS INCLUDE:
-Testing thermal and magnetic trip characteristics of circuit breakers
-Testing of trip characteristics of fuses
-Calibration and testing of ammeters, powermeters etc.
-Complex multiphase mains simulation systems of line currents and line voltages across multiple phases (e.g. for testing of power line protection devices such as Distance Protection Relays for the electricity supply industry)
-Touch panel operation 7” 800×480
-Very high peak load ability (up to 2 … 3ms)
-Very low internal resistance
-Extremely low harmonic distortion – even under very non-linear load conditions
-High overload characteristic: – long-term (1 hour); – short-term (5-10 min)
-Current and voltage limitation adjustable
-Optical link for easy PHIL interface
Frequencies from 1.5kHz … 200kHz can be generated in laboratories and test systems with an output voltage of up to 270V.
Testing of electronic components, capacitors and filters.
Under voltages and over voltages as well as frequency variations can be simulated.
It is possible to test all kinds of electrical and electronic devices
(e.g. testing of high frequency measuring instruments).
EMC
Test and simulation systems
Emission standards according to IEC/EN:
61000-3-2
61000-3-3
61000-3-11
61000-3-12
Immunity standards according to IEC/EN:
61000-4-8
61000-4-11
61000-4-13
61000-4-14
61000-4-17
61000-4-27
61000-4-28
61000-4-29
BASIC EMC SYSTEM – THE COMPONENTS
4-Quadrant Power amplifier PAS
Programmable additional impedance AIP
Signalgenerator SyCore
Analyser Reference system ARS
Magnetic field source
Magnetic field measurement
CE Tester
Inrush Current Source
4-QUADRANT AMPLIFIERS PAS SERIES
-Power capability from 1000VA up to 450000VA
-Very fast slew rate >52V/µs at 230Vrms as required by
-IEC/EN 61000-4-11
-Operates from DC up to 5kHz large signal bandwith (-3dB) optional up to 30kHz
-Small signal bandwith up to 100kHz
-High long-term (1 hour) overload characteristic
-High short-term (5-10 min) overload characteristic
-Very high peak load ability (up to 5ms)
-Very low internal resistance
-Operating as source and as sink
SIGNAL AND ARBITRARY WAVEFORM GENERATORS DDS / SYCORE
DDS: A UNIVERSAL OSCILLATOR
SYCORE: A MULTIFUNTIONAL CONTROL UNIT FOR
CREATING, CONTROLLING AND MEASURING SIGNALS
-Sine, triangle, square, saw-tooth
-Harmonics, interharmonics, disturbances (SyCore)
-Arbitrary signal waveshapes (SyCore)
-Including a signal multiplier unit
-Measurement unit for measuring voltage, current, power, power factor, crest factor, peak values (SyCore)
-Additional oscilloscope function (SyCore)
-With software for waveshape generation and import
MULTIFUNCTION MEASUREMENT UNIT AND MAINS IMPEDANCE SIMULATING NETWORK ARS
Highly integrated measurement unit, consisting of:
-Harmonics analyzer
-Flickermeter
-Reference impedance
-Control unit for switching phases and ranges
For measuring and testing according to:
IEC/EN 61000-3 -2/-3/-11/-12
ADDITIONAL IMPEDANCE AIP
HARMONICS – FLICKER – REFERENCE IMPEDANCE
EMC-TEST EQUIPMENT FOR TESTING THE IMMUNITY AGAINST :
BURST: IEC/EN 61000-4-4
SURGE: IEC/EN 61000-4-5
In its basic configuration, the CE-TESTER includes an Electrical Fast Transient Generator (EFTG), a Combination Wave Generator (CWG) and a Coupling-/Decoupling Network (CDN) for single-phase power supply lines.
FIELD TESTING ENVIRONMENT IN THE LABORATORY
Simulation Possibilities:
-voltage variations
-voltage fluctuations
-frequency variations
-practical disturbances and disruptions
-unsymmetric three phase systems
THE COMPONENTS OF OUR SIMULATION SYSTEMS
-4-Quadrant power amplifier PAS
-control unit and signal generator SyCore
-phase switching module
IEC/EN 61000-4-8
IMMUNITY AGAINST MAGNETIC FIELDS WITH POWER LINE FREQUENCIES
Our test system for the immunity tests consists of the following parts
Helmholtz coil
Temperature monitoring unit
Induction coil
current measurement unit for controlling the necessary magnetic field strength
