Three-phase transformers

Three-phase autotransformer

Series: RDLTS

Generally:

  • Rated power 0.4 to 14.4 kVA
  • Rated input voltage: AC 400 V
  • Rated input voltage: AC 140/180/230/280/400 V
  • Protection class IP00
  • Insulating material class E
  • Ambient temperature 40°C
  • V circuit (for three-phase fan motors)
  • Compact design with low weight
  • Above-average performance for short-term operation
  • High reliability and long service life
  • Low overall losses, resulting in high efficiency
  • High stability of the output voltage

Standards:

  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open design, stationary, for device installation and assembly in dry rooms, economy winding. Connection to anti-tracking transformer terminals with screw and flat plug connection. The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3). PE connection as flat connector 6.3 x 0.8mm.

Other versions available on request.

Three-phase transformer

Series: DRUE

Generally:

  • Rated power 0.05 to 36.0 kVA
  • Rated input voltage: Variable voltage choice(AC max. 1000V)
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Protection class IP00
  • Insulating material class E
  • Ambient temperature 40°C
  • Above-average performance for short-term operation
  • High reliability and long service life
  • Low overall losses, resulting in high efficiency
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-1
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open, standing design, stationary, for device installation and assembly in dry rooms. Connection to anti-tracking transformer terminals with screw connection. Above 50A, track-proof terminal blocks are mounted on head brackets. The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3).

Three-phase transformer

Series: DRUF

Generally:

  • Rated power 6.0 to 100.0 kVA
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Rated input voltage: Variable voltage choice(AC max. 1000V)
  • Protection class IP00
  • Insulation class F
  • Ambient temperature 40°C
  • Above-average performance for short-term operation
  • High reliability and long service life
  • Low overall losses, resulting in high efficiency
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-1
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open, standing design, stationary, for device installation and assembly in dry rooms. Connection to anti-tracking transformer terminals with screw connection. Above 50A, track-proof terminal blocks are mounted on head brackets. The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3).

Three-phase transformer

Series: DRUL UL-CSA(-A)

Generally:

  • Rated power 0.11 to 50.0 kVA
  • Rated input voltage: AC 200 to 600 V (max. 660V with tapping)
  • Rated input voltage: AC 10 to 600 V (max. 660V with tap for 0.11 – 6.0 kVA) AC 20 to 600 V (max. 660V with tap for 7.50 – 10.0 kVA) AC 40 to 600 V (max. 660V with tap for 12.0 – 25.0 kVA) AC 80 to 600 V (max. 660V with tap for 30.0 – 50.0 kVA)
  • Protection class IP00
  • Insulation class F
  • Ambient temperature 40°C
  • Variable voltage choice by the customer
  • Four separate secondary windings, the sum of which must be within the voltage range window
  • High reliability and long service life
  • Low total losses, high efficiency
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-1, UL 5085 / CSA 22.2
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4, UL 5085 / CSA 22.2
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6, UL 5085 / CSA 22.2
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13, UL 5085 / CSA 22.2

Execution:

Open design, stationary, for device installation and assembly in dry rooms. Connection to anti-tracking transformer terminals with screw connection. The transformer terminals are safe from the back of the hand and fingers in accordance with UVV (BGV A3). Suitable for installation up to protection class IP 23 with natural air self-cooling.

Three-phase transformer

Series: RDST

Generally:

  • Rated power 40.0 to 630.0 kVA
  • Rated input voltage: Variable voltage choice(AC max. 1000V)
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Protection class IP00
  • Insulation class F
  • Ambient temperature 40°C
  • Above-average performance for short-term operation
  • High reliability and long service life
  • Low overall losses, resulting in high efficiency
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-1
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open design, stationary, for device installation and assembly in dry rooms. Connection to track-proof terminal blocks with screw connection or bolt connection (up to 415A). The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3). For low currents, the connection is made directly to the winding via copper flat connectors.

Three-phase transformer

Series: DRET (Reduced Loss Series)

Generally:

  • Rated power 1.0 to 500.0 kVA
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Protection class IP00
  • Insulating material class B
  • Ambient temperature 40°C
  • Loss-minimized design thanks to innovative RET core technology
  • Reduction of noise emissions through special core nesting
  • Designed for the highest possible efficiency
  • Above-average performance for short-term operation
  • High reliability and long service life
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-1
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open design, stationary, for device installation and assembly in dry rooms. Connection to track-proof terminal blocks with screw connection or bolt connection (up to 415A). The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3). For low currents, the connection is made directly to the winding via copper flat connectors. Suitable for installation up to protection class IP 23 with natural air self-cooling.

Three-phase transformer

Series: DROP (size-optimized series)

Generally:

  • Rated power 5.0 to 500.0 kVA
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Rated input voltage: Variable voltage choice (AC max. 1000V)
  • Protection class IP00
  • Insulation class F
  • Ambient temperature 40°C
  • Compact design thanks to innovative core technology
  • Reduction of noise emissions through special core nesting
  • Designed for the smallest possible construction volume
  • Above-average performance for short-term operation
  • High reliability and long service life
  • High stability of the output voltage

Standards:

  • Power transformer
    according to: VDE 0570 Part 2-1, DIN EN 61558-2-2
  • Isolation transformer according to: VDE 0570 part 2-4, DIN EN 61558-2-4
  • Safety transformer
    according to: VDE 0570 part 2-6, DIN EN 61558-2-6
  • Autotransformer
    according to: VDE 0570 Part 2-13, DIN EN 61558-2-13

Execution:

Open design, stationary, for device installation and assembly in dry rooms. Connection to track-proof terminal blocks with screw connection or bolt connection (up to 415A). The clamps are safe from the back of the hand and fingers in accordance with UVV (BGV A3). For low currents, the connection is made directly to the winding via copper flat connectors. Suitable for installation up to protection class IP 23 with natural air self-cooling.