The TEF 9952 is the stand-alone control system for the IMT Circle & H when the helideck lighting is not run from a TEF 4600: a 500 × 500 × 210 mm sheet steel cabinet, dip-coat primed and powder coated, with a zinc-plated mounting plate and gland plate in the base. Indicators and control buttons sit in the door, all Circle & H circuits connect directly, and the standard system suits all helideck sizes. It is installed indoors in a safe area, with provisions for connecting an optional remote Ex panel. 230 V AC version 9952900; a 24 V DC version (9952903) is available on request. Nominal power consumption 672 W, IP66, −20 °C to +40 °C. Datasheet TPS6719, installation manual TUM6676.
Technical data
| For | TRANBERG® IMT Circle & H, all helideck sizes |
|---|---|
| Input voltage | 230 V AC (24 V DC version 9952903 on request) |
| Nominal power consumption | 672 W |
| Material | Sheet steel, dip-coat primed, powder coated; zinc-plated mounting plate |
| Dimensions (W × H × D) | 500 × 500 × 210 mm |
| Ingress protection | IP66 |
| Operating temperature | −20 °C to +40 °C |
| Weight | 43 kg |
| Datasheet | TPS6719 |
Datasheets, certificates and user manuals are listed above the table. Contact us for price and delivery time.





