Compatibility of Accessories:
The document lists various accessories compatible with models 37, 57, 77, 107, and 157. Accessories include BAS, DR, FRC, GE, PM, PMC, RES, and SDS, each with specific compatibility and features.

Split System Air Conditioners and Heat Pumps:
These systems feature radial fans and capacities ranging from 10 to 41.2 kW, using R407C refrigerant. They include a metallic protective cabinet, scroll compressor, variable speed fans, and electronic control. Installation options include packaged or split systems.

Features of Accessories:

• BAS: Copper-aluminum heating coil for indoor unit air outlet, available for vertical or horizontal air delivery.
• DR: Low temperature device for outdoor units, not compatible with FRC.
• FRC: Duct flange for air intake and delivery, not compatible with DR.
• GE: Intake grille for indoor unit air intake.
• PM: Delivery plenum with adjustable slats for direct air delivery.
• PMC: Central monitor panel for remote alarm display.
• RES: Armoured heating element with safety thermostat, available for vertical and horizontal delivery.
• SDS: Air sensor interface for relocating the air sensor.

Technical Data:
The document provides detailed technical specifications for indoor and outdoor units, including dimensions, weight, cooling and heating capacities, input power, and current requirements. Performance values are based on specific temperature conditions.

Performance Conditions:
Cooling and heating performance values are specified under certain room and ambient temperature conditions, with power supply options of 230V and 400V.