Single Switching Unit (SSU) FAIL OFF style 7 Socket Style 1 Plug
Code
SSU/FOF/L0.5S
Description
Single Switching Unit (SSU) FAIL OFF style 7 Socket Style 1 Plug
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Product Overview
Single Switching Unit (SSU) FAIL OFF style 7 Socket Style 1 Plug
Airfield Lighting Systems single switching unit for switching individual lighting fittings. Widely used for stop-bar control. The ALS SSU is available in either Fail-On or Fail-Off versions. The ALS SSUs enables the suppression of any LED or incandescent lamp from 1W to 100W that uses a 6.6A supply down to 1A. The SSU is also available in the form of a combined switching transformer with both items cast in the same encapsulated unit.
Features & Benefits
- Encapsulated in a homogenous high quality polyurethane resin
- Uses 31% less energy than other switching devices when the lamps are suppressed
- Current ramping as standard, gives longer lamp life
- Interchangeable with any other manufacturers’ lamp suppression unit
- Available in Fail-On and Fail-Off versions
- 12hr minimum water testing prior to despatch
- Ambient temperature range -20°C to +55°C
- Resistant to acid and alkaline soils, oils, fuels and de-icing fluids
- Materials used are also termite and rodent proof
- IP rating equivalent to IP68
Technical Specification
- Switching signal voltages 12V to 72V DC – Half-wave control signals must not be used
- Switching signal current 2 mA at 48V DC
- Switching signal to transformer secondary isolation voltage of 2500V AC
- SSU Control signal cables 2 core, 2.5mm²
- Current to the lamps is ramped up and down more slowly than the regulator changes its firing angle (150ms)
- Maximum rms voltage of 33V when open circuit
Order Code
SSU/FOF/L0.5S
Minimum Order Quantity
1
Type
Fail Off
Type
Style 7
