MOVITRANS®: Decentralized contactless energy transfer system

You want to bridge lengthy tracks without long conveyor belts and as flexibly as possible? Then you won't get by without mobile materials handling technology. MOVITRANS® is the ideal power supply system for your needs – contactless, silent and wear-free. No space for a control cabinet? With the new decentralized MOVITRANS® you save space and time.

Reliable contactless power supply with MOVITRANS® – now also available without control cabinet

3D graphic: Mobile transport vehicles inductively supplied with power – flexibly via routing or selective charging
With near-field installation, MOVITRANS® supplies the required energy entirely maintenance-free
With near-field installation, MOVITRANS® supplies the required energy entirely maintenance-free

In many production facilities, machines and systems have to be connected over lengthy distances. In the past, expensive and high-maintenance conveyor belts or vehicles requiring a human driver were needed for this task. Nowadays, mobile transport systems easily bridge such distances.

If storage material and goods have to be transported over these long distances both as quickly as possible and clean at the same time, our MOVITRANS® is the perfect energy supply system for automated guided vehicles. This also applies to contamination-sensitive areas where contamination caused by energy transfer has to be avoided.

The solution: With MOVITRANS®, the socket is basically on board. The energy transfer is contactless via an air gap which makes the electromagnetic connection entirely maintenance-free and wear-free. This contactless energy supply enables high speeds of more than 10 m/s.

It operates on the principle of inductive energy transfer. Electrical energy is transferred without contact from a fixed conductor or in a stationary manner from a breakpoint via a field plate (charging plate) to one or more mobile consumers. Time-consuming, cumbersome cable carrier and conductor rail systems have become a thing of the past

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  • Features Features
  • MOVITRANS® spot icon Safe disconnection
  • Areas of application Areas of application
  • Stationary components Stationary components
  • Mobile components Mobile components
  • Certifications / conformity Certifications, conformity

Features

  • Project planning for restriction-free energy transfer
  • Safe, point-based energy transfer
  • Flexible use, even in public spaces
  • Compact structure with a high power density
  • All connection cables pluggable
  • Very high efficiency
  • Can be combined with hybrid energy storage concepts
  • Easy installation and automatic startup
  • Wear-free and low-maintenance

Safe disconnection

SAFS:
Safe disconnection of the power supply when the field plates are inactive

To prevent people from being exposed to invisible electromagnetic fields, our MOVITRANS® technology includes the unique "SAFS" safety function. This stands forSafe AC Field Stop (AC = alternating current). SAFS ensures the magnetic field is safely switched off if there is no vehicle on the hold point outside of the charging times, thus making the charging point field-free.

The SAFS function meets the requirements for safety level SIL2:

  • When the function is activated, no alternating current flows into the field plate and there is no electromagnetic alternating field.
  • To achieve this, a safe, dual-channel and disconnectable 24 V signal on one input blocks the output generating the high frequency.
  • The SAFS function corresponds to standard ISO 13849 at performance level d (PL d) and the IEC 61800-5-2 standard for drive systems.

Areas of application

Ideal for flexible material and passenger transport – no matter the industry:

  • People movers
  • Autonomous mobile systems
  • Pallet transfer shuttles

Stationary components

System frequency 50 kHz

TES30 decentralized supply unit

  • No control cabinet required
  • Power: 8 kW
  • Line voltage U: 380 V – 500 V ± 10%
  • Degree of protection: IP54
  • All device inputs and outputs are designed as plug connectors

TCS50 compensation box

  • Compensates the supply cable and field plate inductance
  • Degree of protection: IP65

TFS10A (see picture) and TFS50A field plates

  • Inductive, point-based charging
  • High charging capacity of up to 11 kW
  • Suitable for use with forklifts
  • Can be fitted in the floor (TFS10A) or with installation plates (TFS50A)

TIS30A installation plate

  • MOVITRANS® spot with TFS50A can be installed without disrupting the floor.
  • The surfaces can be quickly assembled and disassembled by connecting the installation plates with groove and tongue using a puzzle system. This increases the flexibility and adaptability of your factory.

Mobile components

TDM80E pick-up

  • Nominal power: 11 kW for 4 minutes
  • Different types for different output voltages
  • Engineering via EtherCAT®/SBusplus
  • Nominal voltage: up to DC 60 V
    • Suitable for outdoor use from +5 °C to +40 °C
  • Nominal voltage: up to DC 360 V
    • Suitable for outdoor use from -25 °C to +55 °C

MOVI-DPS® (Drive Power Solution) EKV energy storage unit / EKV energy storage unit

  • Storage unit can be configured to suit energy requirements
  • Energy storage or peak load buffering through double-layer capacitors
  • Fast and direct energy intake and energy release
  • High number of charging cycles possible
  • Storage modules with 100-F or 350-F cells can be connected.
  • Additional signal cable can be connected to monitor storage voltage and temperature.

Certifications, conformity

For all MOVITRANS®spot components listed:

  • CE (Europe)
  • EAC (Armenia, Belarus, Kazakhstan, Kyrgyz Republic, Russia)
  • UKCA (Great Britain)

All in all, the MOVITRANS® decentralized contactless energy transfer system is your ideal choice if you want to keep your costs low and boost your productivity:

  • Reduce installation and startup times due to easy handling and the unnecessity of control cabinet installations
  • Considerably reduce your investment costs since you can reuse most parts of your existing components if your factory and the system design are changing. And there is no need for new investments.
  • Save costs due to the high energy efficiency: The combination of the latest component technologies and short power distribution distances for line or selective charging ensure highly efficient plant operation
  • Sustainably minimize your maintenance efforts as MOVITRANS® increases the plant availability.

Last but not least, using our MOVITOOLS® MotionStudio engineering software makes startup and operation of the decentralized and contactless MOVITRANS® technology extremely simple.

Your benefits

  • Easier configuration

    With its individual system components, MOVITRANS® can be easily adapted to suit changing system tasks and modifications
  • Reduced operating costs

    MOVITRANS® is easy to handle, increases the system availability and considerably reduces the maintenance efforts

System features

MOVITRANS® comprises both stationary and mobile system components. These can be integrated into existing automation systems quickly and easily:

  • For routing the line cable in the floor, the flat pick-up is used.
  • The air gap between the line cable and the pick-up can be up to 20 mm. This enables high transmission power even in situations where the pick-up does not always occur at a constant distance above the line cable.
SEW image 1

You do not need a control cabinet

2

3

Energy is supplied dynamically during travel via lines routed in the floor

4

5

6

Energy is supplied in a stationary manner at a breakpoint via a field plate installed in the floor (selective charging)

Key

  1. 1
    TES decentralized supply unit
  2. 2
  3. 3
    Line cable via TLS medium-frequency cable
  4. 4
  5. 5
  6. 6
    TFS field plate

Tobias Nittel, product manager for decentralized drive technology at SEW‑EURODRIVE:

"The MOVI-C® modular automation system gives customers the option to implement their application both with inverters in a control cabinet and with drive electronics that are either located close to the motor or integrated into it. What's more, they can do so without noticing any differences in terms of project planning, handling and performance. An essential part of the platform is the digital motor integration. This supports automatic drive train startup and also ensures that various sensor signals can be transmitted from the motor to the electronics without requiring any additional installation work."

Service

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