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Rotary dimmer 400 W with cover plate 

Order-No. : 2819.. 

Operation- and
Assembly Instructions 

1 Safety instructions 

Electrical equipment may only be installed and fitted by electrically skilled persons. 

Failure to observe the instructions may cause damage to the device and result in fire and 
other hazards. 

Danger of electric shock. Always disconnect before carrying out work on the devise or 
load. At the same time, take into account all circuit breakers that supply dangerous 
voltage to the device or load. 

Danger of electric shock. Device is not suitable for disconnection from supply voltage. 
The load is not electrically isolated from the mains even when the device is switched off. 

Do not connect any electronic lamps, e.g. switchable or dimmable compact fluorescent 
lamps or LED lamps. Device can be damaged. 

These instructions are an integral part of the product, and must remain with the end 
customer. 

2 Device components 

picture 1: Device components 

(1)  Dimmer 
(2)  Cover 
(3)  Control button 
(4)  Fuse holder 
(5)  Screw terminals 

3 Function 

Intended use 

Switching and dimming incandescent lamps and HV halogen lamps 

Suitable for mixed operation up to the specified output (see chapter 6.1. Technical data) 

Installation in appliance box to DIN 49073 

No operation with changeover switch possible. 

Seite 1/3 

Rotary dimmer 400 W with cover plate 

82513311 
97-09479-000 

19.08.2010 

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