1. Model Breakdown

• MTA = MOVIFIT ABOX (passive power/connection unit)

• 11A = Series 11, size 1, IP65

• 503 = 3‑phase 380–500 VAC

• S021 = Interface variant: S = safety (PROFIsafe), 021 = connector I/O + fieldbus

• 00 = Standard hardware revision

2. Basic Specifications

• Brand: SEW‑EURODRIVE

• Type: Decentralized drive ABOX (passive connection box)

• Input Voltage: 3‑phase 380–500 VAC, 50/60 Hz

• Control Voltage: 24 VDC (±15%)

• Protection Class: IP65 (dust‑tight, water‑jet proof)

• Mounting: Motor‑mounted or near‑motor

• Interfaces:

  • Power: M12 connectors

  • Control: Digital I/O, PROFIsafe safety interface

  • Communication: PROFIBUS/Profinet (via connectors)

• Ambient Temperature: ‑25°C to +40°C

• Weight: ~19 kg

3. Key Features

1. Safety‑Rated I/O: Integrated PROFIsafe (S‑variant) for safe stop and safety‑related control.

2. Decentralized Wiring: Combines power, control, and bus signals in one IP65 unit; reduces cabinet wiring.

3. Modular Design: Pairs with MOVIFIT FC EBOX (inverter) for a complete distributed drive system.

4. Industrial Hardening: IP65 for harsh environments; suitable for food & beverage, logistics, and general automation.

5. Quick Connect: M12‑based power/signal connectors for fast installation and replacement.

4. Typical Applications

• Conveyors, intralogistics, packaging machines

• Fans, pumps, and process equipment

• Safety‑related decentralized motor control (PROFIsafe)

• Outdoor/washdown‑ready installations

5. Description