1473-1 -7913 │ Rev. 01 │ 17.12.2012
Dimmer
2247
2247 U
2247 U
Operating Instructions
Busch-Dimmer®
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-500
-500
-127-500
=== Ende der Li st e für Te xtm arke Cov er == =
Operating Instructions
Busch-Dimmer®
Operating Instructions | 1473-1-7913
— 2 —
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Safety ....................................................................................................................................................................... 3
1
2 Intended use ............................................................................................................................................................ 3
3 Environment ............................................................................................................................................................. 3
4 Technical data .......................................................................................................................................................... 4
5 Setup and function ................................................................................................................................................... 4
5.1 Features of function and equipment ........................................................................................................ 4
5.2 Possible combinations ............................................................................................................................ 5
6 Reduction of the connection load (derating)............................................................................................................. 6
7 Installation and electrical connection ....................................................................................................................... 7
7.1 Requirements for the electrician ............................................................................................................. 7
7.2 Mounting ................................................................................................................................................. 8
7.3 Electrical connection ............................................................................................................................... 9
7.4 Inserting the glow lamp ......................................................................................................................... 10
8 Commissioning ...................................................................................................................................................... 10
9 Fault rectification .................................................................................................................................................... 11
=== Ende der Li st e für Te xtm arke TOC == =
Operating Instructions
Busch-Dimmer®
Safety
Operating Instructions | 1473-1-7913
— 3 —
Warning
Consider the protection of the environment!
device at the appropriate collecting depot.
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1 Safety
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Electric voltage!
Risk of death and fire due to electrical voltage of 127/230 V.
- Work on the 127/230 V supply system may only be performed by authorised electricians!
- Disconnect the mains power supply prior to installation and/or disassembly!
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2 Intended use
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The device is to be used exclusively with the components that are supplied and licensed as described in chapter
"Setup and function".
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3 Environment
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Used electric and electronic devices must not be disposed of with domestic waste.
– The device contains valuable raw materials which can be recycled. Therefore, dispose of the
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All packaging materials and devices bear the markings and test seals for proper disposal. Always dispose of the
packaging material and electric devices and their components via the authorized collecting depots and disposal
companies.
The products meet the legal requirements, in particular the laws governing electronic and electrical devices and
the REACH ordinance.
(EU Directive 2002/96/EC WEEE and 2002/95/EC RoHS)
(EU REACH ordinance and law for the implementation of the ordinance (EC) No.1907/2006)
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Operating Instructions
Busch-Dimmer® Technical data
Operating Instructions | 1473-1-7913
— 4 —
General
Nominal voltage
2247 U-127-500
127 V AC ± 10%, 60 Hz
Nominal power
(depending on the ambient temperature, a
power loss of 20% in case of conventional
transformers needs to be considered)
Minimum load
20 VA
Module width
3 MW (1 MW = 18 mm) applies only to Modular DIN Rail Component (MDRC)
Short-circuit protection
T 3.15 H
Overload protection
Temperature limiter
Total ambient temperature range
0 ...70 °C
Connected load
- Ambient temperature range
0 ... 35°C connected load 100%
- Ambient temperature range
35 ... 70°C reduced connected load (Derating)
Terminal 4
Nominal voltage
230 V AC ± 10%, 50/60 Hz
Nominal current
100 mA
Series circuit-breaker
0.5 A
Note
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4 Technical data
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2247-500
2247-500
2247 U-127-500
230 V AC ± 10%, 50 Hz
500 W/VA
300 W/VA
Terminal 4 is intended for operation with mains isolating components, see Fig. 4
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5 Setup and function
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The device is intended for the activation of the following types of loads:
230 V incandescent lamps
230 V halogen lamps
Low-voltage halogen lamps with conventional transformers
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5.1 Features of function and equipment
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• Rotary actuation
• With two-way switch and soft-catch
• Phase-angle
• Adjustable minimum brightness
• Illuminable with glow lamp (flush-mounted only)
• Also suitable for two-way circuits
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