Dry auto-transformers

19 companies | 58 products
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variable auto-transformer / isolation / encapsulated / closed
variable auto-transformer
8902816

Current: 20 A
Electric power: 4,800 W
Primary voltage: 240 V

... Professional range of enclosed variable transformers available in either single or three phase. The transformers are not designed to provide mains isolation but do operate at mains voltage. All of the ...

variable auto-transformer / isolation / encapsulated / closed
variable auto-transformer
8902819

Current: 10 A
Electric power: 2,400 W
Primary voltage: 240 V

... Professional range of enclosed variable transformers available in either single or three phase. The transformers are not designed to provide mains isolation but do operate at mains voltage. All of the ...

power auto-transformer / dry / toroidal / single-phase
power auto-transformer
HSG

Current: 0.8 A - 32 A
Primary voltage: 230 V
Secondary voltage: 0 V - 260 V

The HSG series voltage transformers are often built in test equipment or permanent installations. Output voltage is controlled with a large, slip-protected knob. Output voltage is increased linearly as the knob is turned ...

power auto-transformer / dry / vacuum impregnation / single-phase
power auto-transformer
TAB 200

Electric power: 200 W
Primary voltage: 110, 130, 230, 240 V
Secondary voltage: 110, 130, 230, 240 V

Single-phase autotransformer - IP00 - U 0-110-130-230-240V - Power 200VA Electrical Characteristics Power (VA): 200 Primary Voltage (Vac): 0-110-130-230-240 Secondary Voltage (Vac): 0-110-130-230-240 Frequency (Hz): 50-60 Efficiency ...

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EREA Transformers
power auto-transformer / dry / vacuum impregnation / portable
power auto-transformer
BA 100

Electric power: 100 W
Primary voltage: 110, 230 V
Secondary voltage: 110, 230 V

Portable single-phase auto-transformer - U 110-230V - Power 100VA Electrical Characteristics Power (VA): 100 Primary Voltage (Vac): 110-230 Secondary Voltage (Vac): 110-230 Frequency (Hz): 50-60 Dielectric ...

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EREA Transformers
power auto-transformer / dry / vacuum impregnation / single-phase
power auto-transformer
TAB 1000

Electric power: 1,000 W
Primary voltage: 110, 130, 230, 240 V
Secondary voltage: 110, 130, 230, 240 V

Single-phase autotransformer - IP00 - U 0-110-130-230-240V - Power 1000VA Electrical Characteristics Power (VA): 1000 Primary Voltage (Vac): 0-110-130-230-240 Secondary Voltage (Vac): 0-110-130-230-240 Frequency (Hz): 50-60 Efficiency ...

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EREA Transformers
electrical power supply auto-transformer / cast resin / open type / waterproof
electrical power supply auto-transformer
D0G series

Electric power: 13 kVA
Primary voltage: 140, 260 V

Characteristics: Type:Autotransformer Designed for: strict waterproof requirement Type of phase:single-phase Capacity: 5-50KVA Rated voltage:140V/260V Insulation:F/H Operating frequency:47.5-52.5Hz Protection grade: IP67 Connection: ...

dry auto-transformer / single-phase
dry auto-transformer

Secondary voltage: 115 V - 400 V

• Compliant with standard EN 61558-2-13 • Standard voltages 115, 125, 220, 230, 380, 400 V • Can be reversed • Protection rating IP00 • Electrical protection rating I • Thermal insulation class B • Fixing brackets compliant with ...

isolation auto-transformer / dry / three-phase
isolation auto-transformer

Secondary voltage: 230, 400 V

• Compliant with standard EN 61558-2-13 • Standard voltages 230/400 V • Other voltages available on request • Can be reversed • Protection rating IP00 • Electrical protection rating I • Thermal insulation class B • Fixing brackets ...

power auto-transformer / dry / three-phase
power auto-transformer

Primary voltage: 400, 230 V
Secondary voltage: 400, 230 V

• Compliant with standard IEC 726 • Standard voltages 230/400 V • Other voltages available on request • Can be reversed • Ambient temperature 40 °C • Protection rating IP00 • Electrical protection rating I • Thermal insulation class F or H

power auto-transformer / cast resin / vacuum impregnation / for printed circuit boards
power auto-transformer
VT-EN series

Electric power: 0.15 kVA - 3 kVA
Primary voltage: 110, 125, 230, 240 V
Secondary voltage: 110, 125, 230, 240 V

... ambient temperature 40 °C Degree of protection IP 00 Advantages Low weight and small size (compared to isolating transformers) Very high efficiency Very good moisture protection and low noise thanks ...

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Block Transformatoren-Elektronik
power auto-transformer / encapsulated / laminated / for printed circuit boards
power auto-transformer
TR 24 series

Single-phase reversible autotransformers, especially intended for use as a voltage adapter when an economical solution is required in applications where the galvanic isolation or attenuation of disturbances are not required. On request ...

electrical power supply auto-transformer / encapsulated / single-phase
electrical power supply auto-transformer

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Martignoni Elettrotecnica
three-phase auto-transformer / power / cast resin / low-voltage
three-phase auto-transformer

Electric power: 0 W - 5,000,000 W

Applications - Voltage change - Motor starting - Net corrector (Compensating the overvolted or undervolted nets)

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EREMU
dry auto-transformer / open type / single-phase
dry auto-transformer

Primary voltage: 0.5 V - 1,000 V
Secondary voltage: 0.5 V - 1,000 V

... It is possible to add cut-off fuses or even auto resettable thermal protectors that act if windings overheat and if the transformer temperature drops. After that it works again automatically. - Transformers ...

power auto-transformer / cast resin / epoxy resin / toroidal
power auto-transformer
AZ series

Electric power: 0.25 kVA - 1 kVA
Primary voltage: 120 V

... an auto-transformer offers important advantages in comparison with an E/I lamination core transformer, like smaller physical size and weight, 30-70% reduction (depending on secondary ...

distribution auto-transformer / encapsulated / closed / floor-standing
distribution auto-transformer
T2530 series

Electric power: 1 kVA - 15 kVA
Primary voltage: 240 V
Secondary voltage: 120, 240 V

Auto-Transformers 240 Primary Volts - 120/240 Secondary Volts - 1Ø, 60Hz

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Acme Electric
power auto-transformer / cast resin / portable / floor-standing
power auto-transformer
VSTG

Electric power: 0.1 kVA - 2 kVA
Primary voltage: 230 V
Secondary voltage: 110 V

Auto-Transformers, mounted in steel-cases with a handgrip. For matching and operating of 110 ... 120V-units at the 230V line voltage An auto-transformer has only one ...

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HSGM
power auto-transformer / encapsulated / laminated / for printed circuit boards
power auto-transformer
ETSP, ETFSP

Current: 25, 63, 100, 200, 320 A
Electric power: 0.03 kVA - 74.7 kVA
Primary voltage: 50 V - 1,000 V

Designed and tested according to: • IEC/EN 61558-2-13 • VDE 0570-2-13 • EN 60076-1 • UL 506 • CSA 22.2 no. 66 Typical applications: • Cost-efficient solutions for voltage adjustment Basic equipment: • Insulation class B ...

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Trafomodern Transformatorengesellschaft
power auto-transformer / encapsulated / laminated / floor-standing
power auto-transformer
176 series

Electric power: 0.12 kVA - 1.5 kVA

Autotransformer - Plug In - Step Up Key Features: Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. World wide applications, 50 or 60 Hz. operation, step up ...

power auto-transformer / cast resin / two-winding / floor-standing
power auto-transformer

Electric power: 3.75 kW - 225 kW

... starting auto transformer has the capacity of 70% for single tapping, and 50% to 75% for three tappings. This auto transformer is guaranteed protected by a thermostat ...

distribution auto-transformer / cast resin / three-winding / floor-standing
distribution auto-transformer

... voltages, large auto-transformers are used to interconnect the 400kV-500kV systems with either the 230kV-275kV systems or 120kV-145kV systems (the exact values depend on the country being considered). ...

power auto-transformer / cast resin / single-phase / three-phase
power auto-transformer
IT Series

Electric power: 1,000 W - 300,000 W
Primary voltage: 100 V - 750 V
Secondary voltage: 100 V - 750 V

Simple concepts, effective solutions SALICRU has been designing and manufacturing low voltage electrical transformers and autotransformers for more than 50 years, for use as IT series standalone solutions, or integrated ...

power auto-transformer / dry / open type / single-phase
power auto-transformer
TE / TD

Transformers for switch cabinet installation TE / TD Auto-transformers (according to VDE 0550) for single-phase AC or three-phase current with 5 taps, mounting pads and connection terminals. ...