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Alternating Current
Current Alternates direction of flow cyclically. AKA: AC
See Also: Current, Direct Current, AC
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Industrial Solid State Relays
Industrial Solid State Relays by Teledyne Relays - DC/ISSRs, Single Phase AC, Dual Output AC, 3 Phase AC, Motor Controllers, Quad Output AC, and more.
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Single Phase AC ISSRs
Series SH /AC
Series SH relays offer high performance in a flexible and innovative package. Designed for all types of loads, they provide output to 125A, 690Vac. They incorporate removable touch-proof terminal covers for versatile, easy, and quick connections. SH relays feature a metal base plate and built-in LED, and are up to 30% lighter than standard relays. Zero-Cross and Random switching options available.Available options include:SH24D25 25A, 12-275Vac, 600Vpeak Load; 3-32Vdc Control; Zero-CrossSH24A25 25A, 12-275Vac, 600Vpeak Load; 20-265Vac/Vdc Control; Zero-CrossSH48D35 35A, 12-510Vac, 1200Vpeak Load; 3.5-32Vdc Control; Zero-CrossSH48A50 50A, 12-510Vac, 1200Vpeak Load; 20-265Vac/Vdc Control; Zero-CrossSH48D95 95A, 12-510Vac, 1200Vpeak Load; 3.5-32Vdc Control; Zero-CrossSH48A95 95A, 12-510Vac, 1200Vpeak Load; 20-265Vac/Vdc Control; Zero-CrossSH48R125 125A, 12-510Vac, 1200Vpeak Load; 3.5-32Vdc Control; RandomSH48D125 125A, 12-510Vac, 1200Vpeak Load; 3.5-32Vdc Control; Zero-CrossSH48A125 125A, 12-510Vac, 1200Vpeak Load; 20-265Vac/Vdc Control; Zero-CrossSH60D50 50A, 12-510Vac, 1600Vpeak Load; 3.5-32Vdc Control; Zero-CrossSH60D125 125A, 24-690Vac, 1600Vpeak Load; 3.5-32Vdc Control; Zero-Cross
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Solid State Relay for AC Power Switching Applications
Part No. 682
The 682 is a state-of-the-art solid-state relay designed for use in AC power switching applications. Back-to-back SCRs are configured for zero-voltage turn-on and can handle current surges up to 8A. The patented circuit design assures the lowest possible EMI by virtually eliminating commutation spikes while maintaining excellent noise immunity.MSL 1 Available options include:682-1 2A, 250Vrms Load; 3.8-32Vdc Control
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Three-Phase AC Solid-State Relays for Medium Power Applications
Series C3P
The Series C3P three-phase AC solid-state relays are designed to control medium amounts of power in three-phase applications. Optical isolation ensures complete protection of the C3P’s control circuit from load transients. The C3P’s compact plastic housing provides a low-cost alternative to large metallic three-phase contactors. The C3P is designed with heatsinking in mind. The ceramic baseplate provides excellent thermal performance. The relay’s tight zero-cross window greatly reduces EMI.Available options include:C3P24D25 25A, 280 VacC3P24D25C 25A, 280 Vac
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AC Output Solid State Relay Designed for Power Switching
Series 652
The Series 652 is an AC output solid-state relay designed for power switching. It incorporates a sealed, optically coupled solid-state relay as a zero-voltage turn-on driver. The input circuit is TTL logic compatible. Output switching is accomplished by back-to-back SCRs with a built-in snubber circuit, which provides reliable switching of both resistive and reactive loads.MSL 1Available options include:652-1 25A, 250Vrms Load; 3.8-32Vdc Control; Zero-Cross Window ±15V652-2 25A, 250Vrms Load; 4-32Vdc Control; Zero-Cross Window ±40V
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Solid State Relays for AC Power Switching Applications Requiring High-Rel and High Safety
Series KA/LA
Series KA/LA solid-state relays are designed for use in AC power switching applications where safety and reliability are primary concerns. They are ideal for resistive and reactive loads with power factors as low as 0.2. Inverse parallel SCRs are configured for zero-voltage turn on. The relays are available with thermal protection and thermal trip status.MSL 1 Available options include:KA58HF 2Arms, 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; includes thermal protection & thermal trip statusLA00HL 2Arms (7.5Arms with heat sink), 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; LA58HL 2Arms (7.5Arms with heat sink), 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; includes thermal protection & thermal trip status
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Single Phase AC Relays - Delivering Output to 75A, 600Vac
Series STH
Series STH relays offer high performance in a flexible and innovative package. Designed for all types of loads, they deliver output to 75A, 600Vac for resistive loads. They have removable touch-proof terminal covers for versatile, easy, and quick connections. STH relays feature a metal base-plate and are up to 30% lighter than standard relays, and are Zero-Cross switching.Available options include:STH24D12 12A, 12-280Vac, 600Vpeak Load; 3-32Vdc ControlSTH24D25 25A, 12-280Vac, 600Vpeak Load; 3-32Vdc ControlSTH24D35 35A, 12-280Vac, 600Vpeak Load; 3-32Vdc ControlSTH48D50 50A, 24-600Vac, 1200Vpeak Load; 3-32Vdc ControlSTH24D50 50A, 12-280Vac, 600Vpeak Load; 3-32Vdc Control
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Single Phase AC ISSRs
Series DRS
Series DRS relays are designed for all types of loads. These relays feature our new high efficiency back-to-back thyristors for long lifetime expectancy. The relays utilize optical isolation to protect the control from load transients. These relays are Zero-Cross switching.Features Include:• AC Semiconductor Contactor with Diagnostic• Compact size and DIN rail mounting• Zero Cross switch ON in case of overvoltage• Large control range: 3-32Vdc• IP20 housing• UL conformity
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Solid State Relay for AC Power Switching Applications
Part No. 601
The 601 is a state-of-the-art solid-state relay designed for use in AC power switching applications. These relays utilize optical isolation and feature zero-cross switching. MSL 1Available options include:601-1 5A, 280Vac Load; 3.0-32Vdc Control601-2 10A, 280Vac Load; 3.0-32Vdc Control
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Single Phase AC ISSRs
Series DH
Series DH relays are designed for all types of loads. These relays feature our new high efficiency back-to-back thyristors for long lifetime expectancy. The relays utilize optical isolation to protect the control from load transients. All relays offer a green control LED and Zero-Cross switching.Available options include:DH24D25 25A, 12-280Vrms, 600Vpeak Load; 3-32Vdc ControlDH24D35 35A, 12-280Vrms, 1200Vpeak Load; 3-32Vdc Control
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Linear AC Power Supply
Applicable places : equipment testing, compressor testing, monitor testing, motor equipment testing, air conditioning equipment testing, optimal power supply for R&D units, testing of various electrical products, 400Hz power supply for military equipment, special power supply for switching DC power supply testing, transformer /TRIAC / SCR...
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AC Power Supply
AC Power Supply, Shuangyi AC power products are mainly linear AC power sources: TFC-1000 series
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AC resistance bridges
Designed for precise, accurate, low noise, low excitation power AC resistance measurements. Measure resistance materials in cryogenic environments.
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Gaussmeters/Teslameters
Measure both DC and AC magnetic fields and control DC fields. Ideal for both industrial and scientific research applications. Handheld and benchtop units.
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AC and DC Current Sources
Programmable AC and DC current sources that provide precise, low noise, stable currents for a number of applications.
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M81-SSM Synchronous Source Measure System
The Lake Shore MeasureReady™ M81-SSM (Synchronous Source and Measure) system provides a confident and straightforward approach for advanced measurement applications. The M81-SSM is designed to eliminate the complexity of multiple function-specific instrumentation setups, combining the convenience of DC and AC sourcing with DC and AC measurement, including a lock‑in’s sensitivity and measurement performance.
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Rectifier Source
WDZ Series
WDZ-3A/5B/10A/15/20 Rectifier Source could transfer 50Hz of AC generator or industrial power into DC.
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Pure Sine Wave Inverter
1210
TESCO’s Pure Sine Wave Inverter (Catalog No. 1210) converts 12V battery power into pure sine wave AC household power, allowing you to run loads up to 1000 watts. With its state of the art, easy to use design, the inverter will offer you reliable service for providing AC power and 5V USB power from your service truck or van.
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AC Leakage Current Tester
229-2
Testing for dangerous small leakage currents is easy with the Simpson Model 229-2 Leakage Current Tester. For use in appliance field service, in the lab, or in production, the 229-2 approximates the human threshold of perception in detecting hazardous AC leakage current. The 229-2 comes with test leads with alligator clips, manual and batteries.
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Capacitance/ Inductance/Tan Delta Bridges & AC Ratio Bridges
Measurements International Ltd.
Single Range, Highest Permeability, Wide Measurement Range, Negligible Current Errors, High Accuracy.
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Current Measurement
Measurements International Ltd.
No Stabilization Period, No Power Coefficient, No Temperature Coefficient, DC and AC Operation, 3000 A Max Current DC.
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Transconductance & Transimpedance Amplifiers
Measurements International Ltd.
0 to 100 Amps – AC, 0 to ± 100 Amps – DC, Voltage Compliance ± 5 Volts, IEEE-488 Interface, Resistive, Capacitive, Inductive Loads.
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Regenerative DC Electronic Load
IT8300 Series
ITECH newly launched IT8300 Regenerative DC Electronic Load, it not only can simulate various load characteristics, but also can feed power back to grid without pollution. IT8300 series unique regenerative function can convert the absorbed DC power into AC power and feed it back to local grid.
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High Performance Programmable AC Power Supply
IT7600 Series
IT7600series high performance programmable AC power supplies, adopt advanced digital signal processing technology, with frequency up to 10-5000 Hz, built-inall-round power meter and large-screen oscilloscope function. Power up to 54kVA and support master-slave parallel, which can provide high-capacity single-phase or three-phase AC output.
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AC Electronic Load
IT8600 Series
IT8600 is ITECH latest series of AC/DC electronic loads with power range 0~14.4 kVA and adjustable frequency 45 Hz ~ 450 Hz. The unique oscilloscope waveform display function of IT8600's can display input voltage & current as waveform. It is equipped with measurement modes for different parameters such as inrush current, peak value, effective value, PF (power factor).