the big BLOCK
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the big BLOCK Product line Transformers / Power supplies / Reactors / EMI filters Power supplies Inductive components

BLOCK – perfecting power Factory 1, Verden – 30 000 m² production area Factory 2, Verden – 2 500 m² production area

perfecting power BLOCK’s products and solutions guarantee maximum voltage and power supply quality in every single area of business and industry. Encompassing over 2500 standard products as well as a myriad of customized solutions, our extensive product portfolio is a reliable choice for customers throughout the world who want exactly the right amount of power and power quality. Our transformers, power supplies, reactors and interference filters, not to mention our other innovative products and solutions, improve the efficiency of devices, plants, control facilities and systems by...

Power supplies Switched mode power supplies Toroidal transformers Inrush current limiters Electronic circuit breakers Laboratory power supplies Redundancy modules Uninterruptible power supplies Inductive components Buffer modules Transformer power supplies

Reactors/EMI filters BLOCK PARTS Line reactors Sheet-metal enlosures Detuned reactors Mechanical tests Magnet wires and litz wires Harmonic filters Environmental simulations Insulating sleevings Radio interference suppression filters Voltage stabilizers Motor reactors Sine filters

Inductive components Switched mode power supplies Transformer power supplies Line-side suppression Reactors EMI filters Motor-side suppression dv/dt-Reactors Sine filters Test laboratory Sheet-metal enclosures & accessories General information Technical information Agencies Distributors General terms of sale and delivery

Products Transformers overview Safety isolating Transformers Safety isolating transformers EL Open type, for free wiring, 7.5 – 100 VA ACT 172 For DIN rail mounting, encapsulated in housing, 10 – 100 VA overview Control transformers EVKE Resin encapsulation, IP 67/68, 25 – 630 VA STE Cage-clamp terminals, combination footplate, low-inrush current, 63 – 2500 VA ETKEC Resin encapsulation, portable, with CEE-socket, 100 – 200 VA STEU PRI 230 and 400 Vac, cage-clamp terminals, combination footplate, low-inrush current, 63 – 2500 VA HIT 182 Encapsulated in housing, for 12 Vac halogen lamps, 60 –...

Inductive components PCB transformers VB 248 Short-circuit proof, resin encapsulation, ta 70 °C, PRI 230 V, 0.35 – 3.2 VA AVB Short-circuit proof, resin encapsulation, PRI 2 x 115 V, 0.35 – 3.2 VA VCM Resin encapsulation, mountable, PRI 230 V, 5 – 50 VA Drive transmitters Backlight transmitters Single-ended flow converter transformers RFI reactors Push-pull transformers Half-bridge transformers High-frequency transformers Series inductors Power transmitters up to 1 kW Iron powder core reactors PFC reactors SMPS transformers Storage reactors Current sensors Current converters TinySwitch...

Products Power supplies Switched mode power supplies BASIC FIX 382 24 Vac, 4/2 output channels per circuit breaker, active current limiting, Class 2 option Overview switched mode power supplies and additional modules 296 Single-phase switched mode power supplies Redundancy modules PELR 386 Redundancy module, 12 – 24 Vdc, 2 x 5 / 1 x 10 A PEL 230 Single-phase, 5, 12, 18 and 24 Vac, 1.3 – 6.5 A, low step profile PC RE Redundancy module, 24 and 48 Vac, output rated current 40 A PEL Neo NEW Single-phase, 24 Vac, 1.3 – 4 A, low step profile Uninterruptible power supplies 391 PM 1AC Single-phase,...

Transformer power supplies Overview transformer power supplies linear stabilized 418 GLS Single-phase, 24 Vdc, 0,5 – 5 A Overview transformer power supplies non-stabilized 424 DCT 426 Single-phase, 12 – 24 Vdc, 0,5 – 4 A, DIN rail mounting GLC 430 Single-phase, 230 or 400 Vac, 24 Vdc, 1 – 10 A, DIN rail mounting GNC 435 Single-phase, 230 and 400 Vac, 24 Vdc, 2,5 – 15 A DNC 438 Three-phase, universal input voltage, 24 Vdc, 4 – 50 A

products Reactors / EMI filter Line-side suppression overview Line reactors Three-phase radio interference suppression filters 446 HFD 156 510 For general EMI suppression, for DIN rail mounting, three-phase, 3 x 3 – 3 x 16 A HFD 356 513 For general EMI suppression, low leakage current, for DIN rail mounting, three-phase, 3 x 3 – 3 x 16 A Single-phase line reactors NKE 230/400 Single-phase, 4 – 25 A, 4 % uk Three-phase line reactors LR3 400 451 Three-phase, 3 x 2 – 3 x 1600 A, 3 – 5 % uk LR3A 400 464 Three-phase, 3 x 90 – 3 x 1600 A, 3 – 5 % uk Detuned reactor DR3 NEW 7 – 14 % detuning...

Motor-side suppression overview Sine filter/Motor reactors Test laboratory Motor reactors MDB 572 dv/dt limitation, rated frequency range 0 – 120 Hz, for switching frequencies 2 – 6 kHz, open type, high efficiency, no inverter load, 3 x 6.3 – 3 x 176 A Interference immunity tests Interference emissions tests Material tests Climatic tests Shock and vibration tests MR3 400 576 dv/dt limitation, rated frequency range 0 – 50 Hz, for switching frequencies 3 – 8 kHz, open type, high efficiency, no inverter load, 3 x 2.5 – 3 x 61 A Sine filters SFB 580 Sinusoidal output signal, high filtration...

Produkte enclosures and accessories Enclosures & Accessories Sheet-metal enclosures BGE NEW Universal sheet-metal enclosure BGUK Universal sheet-metal enclosure BG Universal sheet-metal enclosure Magnet wires and litz wires CU-TIW NEW 608 TEX-E Triple insulated copper wire on mini bobbin wire diameter 0.2 – 0.9 mm CU-V NEW Copper wire tin-plated on mini bobbin wire diameter 0.2 – 1.5 mm CUL Enameled copper wire on mini bobbin wire diameter 0.08 – 2 mm CLI Stranded copper litz wire on mini bobbin wire diameter 15 x 0.1 – 120 x 0.1 mm CLI-S NEW Braided copper litz wire on mini bobbin wire...

BLOCK – perfecting power