MC2PEHT06 sew eurodrive produkte Helical speed reducer

The MC2PEHT06 is a high-performance, two-stage helical industrial gear unit from SEW-EURODRIVE’s MC (Modern Compact) series. This specific model is engineered for applications that require high torque density, space-saving dimensions, and a parallel-shaft arrangement.

In the SEW "Produkte" (Products) hierarchy, the MC series serves as the robust bridge between standard small gearmotors and massive, custom-built industrial gear units.

1. Technical Decoding: MC2PEHT06

The model designation provides a complete mechanical profile of the unit:

• MC (Modern Compact): The product family designed for high torque in a compact footprint. It is the "workhorse" of medium-to-heavy industrial sectors.
• 2 (Stages): This is a two-stage helical reduction unit. Two-stage units are typically used for applications requiring moderate reduction ratios and offer extremely high mechanical efficiency (often >96%).
• P (Parallel Shaft): The input and output shafts are positioned on parallel axes, making it ideal for "piggyback" or side-by-side mounting in conveyor systems.
• E (Enhanced Housing): Features the monoblock housing design. This single-piece casting provides superior structural rigidity, minimizes oil leaks, and improves vibration dampening.
• H (Hollow Shaft): The output is a hollow shaft, designed to be mounted directly onto the driven machine's shaft.
• T (High Torque / Torque Arm): This indicates a high-torque capacity version, often supplied with a torque arm to absorb the reaction force during operation, eliminating the need for a foundation flange.
• 06 (Size): The frame size, which determines the physical dimensions and the nominal torque rating (typically in the 10 kNm to 20 kNm range depending on the ratio).

2. Key Features and Advantages

The MC2PEHT06 is built for reliability in harsh environments, from mining and cement to food processing.

High Efficiency and Thermal Capacity

Because it is a helical gear unit with only two stages, internal friction is minimized. The "E" (Enhanced) housing provides a larger surface area, which acts as a natural heat sink. In many cases, this allows the unit to operate without external cooling (like fans or oil coolers), reducing maintenance costs.

Compact Installation (Hollow Shaft)

The Hollow Shaft (H) design is a major advantage for modern plant layouts. By sliding the gearbox directly onto the driven shaft and securing it with a shrink disk, you eliminate:

• Flexible couplings.
• Alignment issues between the gearbox and the machine.
• Large, heavy mounting pedestals.

3. Common Industrial Applications

The "2-stage/Hollow Shaft" configuration makes the MC2PEHT06 ideal for:

• Belt Conveyor Drives: Its slim profile allows it to sit flush against the conveyor frame.
• Bucket Elevators: Providing the necessary torque for vertical transport with a compact head-drive arrangement.
• Agitators and Mixers: The robust internal bearings of the MC series can handle the radial and axial loads generated by mixing paddles in large tanks.
• Water Treatment: Driving large aerators where 24/7 reliability and high efficiency are mandatory.

4. Maintenance and Longevity

To ensure the MC2PEHT06 achieves its long design life (often exceeding 20 years), SEW-EURODRIVE emphasizes three pillars of care:

1. Lubrication: Use high-quality mineral or synthetic oil (e.g., ISO VG 220 or 320). For the 06 frame size, the oil volume must be precisely matched to the mounting position (M1–M6) to ensure the high-speed bearings are always submerged or splashed.
2. Shrink Disk Integrity: Because this is an "H" (Hollow Shaft) model, the shrink disk must be kept clean and dry. During installation, the contact surfaces must be completely free of grease to ensure proper friction-based torque transmission.
3. Condition Monitoring: Many modern MC units are equipped with ports for DUO (Diagnostic Unit Oil) sensors or vibration sensors to allow for predictive maintenance.

5. Summary Table

The MC2PEHT06 is a precision-engineered solution that balances power, efficiency, and ease of installation. It remains one of the most reliable choices for heavy-duty industrial motion control.

Are you looking for the specific oil capacity for a certain mounting position, or do you need the dimensional drawings for an installation?