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1 Introduction
This section of the handbook will guide you through the operation of the electrical system.
Further technical details are contained in section 3 or in the supporting technical manual available from
www.sargentltd.co.uk
For the safe operation of all electrical equipment within your Leisure Vehicle it is important that you
read and fully understand these instructions. If you are unsure of any point please contact your dealer
/ distributor for advice before use.
The system has a number of key components that you will need to be familiar with before attempting to
use the system, these are:
·
The EC450 Series Power Supply Unit (PSU) - a combined mains consumer unit and 12V
controller located in the front locker. On caravan versions this unit also contains the provision
for the Radio/CD head unit.
·
The EC450 Series Control Panel (CP) - a remotely located user control panel used to turn
circuits on and off and to display battery and water tank information. This panel uses simple
straightforward controls and reliable data communication to the PSU.
·
Road Light Fuse Box - This small unit, which is unique to caravans, is located in the front
offside bed box. The unit houses fuses for the road lighting circuits and supplies from the tow
vehicle, and also has connectors for the optional alarm system and Automatic Trailer Control
(ATC) unit.
Issue 1
EC450 Power Control System
Page 1 of 15
th
29
June 2010
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Related Manuals for Swift EC450
Summary of Contents for Swift EC450
- Page 1 Radio/CD head unit. · The EC450 Series Control Panel (CP) - a remotely located user control panel used to turn circuits on and off and to display battery and water tank information. This panel uses simple straightforward controls and reliable data communication to the PSU.
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Page 2: Using The System
EC450 Power Control System 2 Using the System The PSU is located in the front offside locker area in caravans, and in similar locations in motorhomes. 2.1 Power Supply Unit – EC449 Caravan PSU Component Layout Residual Current Reverse polarity... - Page 3 EC450 Power Control System 2.2 Power Supply Unit – EC469 Motorhome PSU Component Layout Residual Current Reverse polarity Miniature Circuit Device (RCD) indicator Breakers (MCB’s) Charger switch Space heater switch Test Water heater button switch System status display System Shutdown...
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Page 4: Activating The System
2.3 Activating the System The EC450 system has a shutdown feature that should be used when the vehicle is in storage or is not being used for long periods of time. This allows the leisure electronics to be turned off when not required to save battery power. - Page 5 EC450 Power Control System EC467 Motorhome Control Panel EC462 Motorhome Control Panel EC442 Caravan Control Panel Issue 1 Page 5 of 15 June 2010...
- Page 6 EC450 Power Control System EC447 Caravan Control Panel 2.6 Control Panel Operation · Power Button. Press the power button to turn the leisure power on. Press the button again to turn the power off. The adjacent LED will illuminate when the power is on, and also the voltage of the selected battery will be displayed on the voltage gauge.
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Page 7: Operation While Driving
EC450 Power Control System 2.7 Operation while driving The EC400-450 system is designed to shutdown parts of the system while the engine is running. This is to meet Electro Magnetic Compatibility (EMC) regulations and to ensure the safe operation of the caravan or motorhome. -
Page 8: Battery Charger
EC450 Power Control System 3 System Technical Information The following section provides further technical information relating to the electrical system. You can also access the supporting technical manual from www.sargentltd.co.uk 3.1 Residual Current Device & Miniature Circuit Breakers The Residual Current Device (RCD) is basically provided... -
Page 9: Smart Charging
EC450 Power Control System 3.3 Smart Charging On EC468 and EC469 PSU’s, the system incorporates a smart charge feature, which monitors both leisure and vehicle batteries and automatically adjusts and directs the charger power (and solar power if a solar panel is installed) to maintain the leisure and vehicle batteries at an optimal level. - Page 10 EC450 Power Control System Voltage Battery Action after cut off Notes cut off This cut off level is designed to protect the vehicle Battery selection is battery from over discharge. The 10.9v level changed from Vehicle ensures there is sufficient power in the battery to run battery to Leisure the vehicle electronics and start the vehicle.
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Page 11: Water System Operation
EC450 Power Control System The following table shows details of the fuse(s) located at the Leisure battery. See also 3.4A Fuse Rating Fuse Colour Description Battery 1 20 Amps Yellow Fuse remotely located near battery Battery 2 20 Amps Yellow... -
Page 12: Frost Protection
EC450 Power Control System These warnings will not be repeated unless the water pump power switch is turned off and on again. This is to ensure the warning does not become a nuisance. 3.9 Frost Protection On vehicles fitted with water tank frost protection, the control panel frost protect switch can be used to turn the feature on or off. -
Page 13: Contact Details
EC450 Power Control System Fault Possible Cause Proposed Fix The reverse polarity light is designed to illuminate when the Live and Neutral supply has been reversed / crossed over. If the light illuminates there is a problem with the site supply or the cable connecting the supply to your vehicle. - Page 14 EC450 Power Control System 4 Technical Data & Approvals 4.1 Caravan Equipment - EC448, EC449 PSU & EC442, EC447 Control Panel Outline Specification INPUT 230v 230 Volts / 0 to 16 Amps + / - 10% RCD protected, 3 x MCB outputs of 10A...
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Page 15: Declaration Of Conformity
EC450 Power Control System IP rating IP31 Ambient 0 to 35° Centigrade Operating Automatic shutdown and restart temperature if overheated / overloaded PSU case temperature with full load 65° C Max Dimensions Overall size (HxWxD) 315 x 195 x 150mm EC468, EC469 PSU Weight 2.9 Kg...
Need help?
Do you have a question about the EC450 and is the answer not in the manual?
Questions and answers
Fuse keeps blowing for toilet light everytime I replace the fuse it blows lights were on and went of themselves
Number 6 fuse
The fuse for the Swift EC450 toilet light may keep blowing due to one or more of the following reasons:
1. Incorrect fuse value: Check that the correct fuse rating is used as per the fuse table.
2. Short circuit or fault in the wiring: A damaged wire or component could be causing a short circuit.
3. Overload condition: Too much current draw from connected equipment may exceed the fuse rating.
4. Faulty device: The toilet light or its circuit may be faulty and drawing excessive current.
Check wiring, connected devices, and replace the fuse with the correct value as listed in the manual.
This answer is automatically generated