1. General Information & Product Series:

️· Product: MPU-120S Power Supply
️· Manufacturer: MicroPower Direct (MPD)
️· Website: www.micropowerdirect.com
️· Contact Information: Tel: (781) 344-8226, Fax: (781) 344-8481, Email: sales@micropowerdirect.com
️· Tagline: "We Power Your Success - For Less!"

2. Key Features and Specifications:

️· Series: MPU-120S
️· Input Voltage: Not explicitly stated, but implied to be AC line.
️· Output Voltages: Several output voltages are available. Specifically, 5V is highlighted for mechanical dimensions, and other models exist with different outputs.
️· Efficiency: Not directly mentioned, but efficiency is implied to be a consideration.
️· Minimum Load: Model selection chart indicates a recommended minimum load to meet specifications.
️· Input Fuse: Includes an input fuse (not field replaceable). External fuse recommended: 15A/250V slow blow.
️· DIN Rail Mounting: Optional DIN Rail mounting kit available (MPU-120S-DRK) for "C" models.
️· Temperature Derating: Temperature derating curves are provided for both 5V output and all other models.
️· Efficiency: While not a major focus, it is implied that the power supplies are efficient.

3. Connector Details (Several Options):

️· Input Connector (CN1):
- Barrier Strip Terminal Block:
■ Anytek Connector: DG28S-B-03P
■ 3 Terminals, 7.62mm Centers
■ Suitable Wire: 22 - 14 AWG
■ Pin 1: AC-Line
■ Pin 2: AC-Neutral
■ Pin 3: Field Ground
- Molex Connector: (Alex Connector: 8673W-050220) – 5 pins
- Clamp Type Connector: (Anytek Connector: TI03245) – 3 terminals
️· Output Connector (CN2):
- Barrier Strip Terminal Block:
■ Anytek Connector: DG28S-B-04P
■ 4 Terminals, 7.62mm Centers
■ Suitable Wire: 22 - 14 AWG
■ Pin 4: +VOUT
■ Pin 5: +VOUT
■ Pin 6: -VOUT
■ Pin 7: -VOUT
- Molex Connector: (Alex Connector: 8673W-080020) - 8 pins
- Clamp Type Connector: (Anytek Connector: TI04245) – 4 terminals

4. Mechanical Dimensions:

️· Separate diagrams are provided for mechanical dimensions of 5V output models and all other models.
️· Dimensions are given in inches (mm).
️· Tolerance: x.xx = ± 0.02 (± 0.50)
️· Threaded holes marked "A" are available for optional DIN rail mounting.

5. Regulatory/Safety:

️· Not explicitly mentioned.

Important Notes & Recommendations from the Documents:

️· Minimum Load: Adhere to the recommended minimum load specified in the model selection chart to ensure proper operation.
️· Input Fuse: Use an external fuse on the input for added protection, as the internal fuse is not field replaceable. A 15A/250V slow blow fuse is recommended.
️· DIN Rail Mounting: When using the optional DIN Rail mounting kit, do not insert screws too far into the threaded inserts.



This summary should provide a comprehensive overview of the MPU-120S power supply series based on the provided documents. Do you have any specific questions about a particular aspect of the power supply?