Mitsubishi M-Series - 5 Ports - Branch Box

Mitsubishi Electric PAC-LMA50BC Branch Box Overview

The Mitsubishi Electric PAC-LMA50BC Branch Box is a key component in multi-zone HVAC systems, designed to efficiently distribute refrigerant and optimize the performance of connected indoor units. Supporting up to five indoor units, this branch box is ideal for both residential and commercial applications where reliable and balanced operation is required.

Key Features

• Supports Multiple Indoor Units: Connects up to five indoor units, allowing flexible system configurations for a variety of spaces.
• Balanced Refrigerant Flow: Ensures consistent refrigerant distribution to each connected indoor unit, enhancing overall system efficiency and performance.
• Durable Construction: Made with galvanized steel, the PAC-LMA50BC offers long-lasting durability and resistance to environmental factors.
• Compact, Space-Saving Design: Its small footprint allows installation in areas with limited space, making it suitable for tight mechanical rooms or ceilings.
• Low Power Usage: Operates efficiently with minimal energy consumption, reducing operating costs.

Technical Specifications

• Power Supply: Single-phase, 208/230V, 60Hz
• Input Power: 0.003 kW
• Running Current: 0.15A
• Dimensions:
  • Width: 17-3/4 inches (450 mm)
  • Depth: 11-1/16 inches (280 mm)
  • Height: 6-3/4 inches (170 mm)
• Weight: 16.0 lbs (7.4 kg)

Piping Connections

• Indoor Unit Connections:
  • Liquid Line: 1/4" (6.35 mm) x 5 [A, B, C, D, E]
  • Gas Line: 3/8" (9.52 mm) x 4 [A, B, C, D], 1/2" (12.7 mm) x 1 [E]
• Outdoor Unit Connections:
  • Liquid Line: 3/8" (9.52 mm)
  • Gas Line: 5/8" (15.88 mm)

Optional Accessories

• Branch Box Enclosure (BBE-1): Provides extra protection for the branch box in exposed or demanding installations.
• Port Adapters: Facilitate connection to various pipe diameters, including:
  • ADP3812: 3/8" to 1/2"
  • PAC-SK88RJ-E: 1/2" to 3/8"
  • PAC-SK89RJ-E: 1/2" to 5/8"
  • PAC-493PI: 1/4" to 3/8"
  • PAC-SK90RJ-E: 3/8" to 5/8"
  • ADP5834: 5/8" to 3/4"

Applications

• Residential Multi-Zone Systems: Ideal for homes requiring multiple indoor units, ensuring consistent performance and comfort throughout the space.
• Light Commercial Use: Suitable for offices, retail shops, or small commercial buildings where multiple indoor units are connected to a single outdoor unit.

Overall, the PAC-LMA50BC Branch Box is a reliable and versatile component that simplifies multi-zone HVAC installations. Its durable construction, compact design, and efficient refrigerant distribution make it an essential part of residential and commercial HVAC systems.