MDR DIN rail.pdf - 第4页
Installat ion Manual Manufactur er ： MEAN WELL ENT ERPRISES Co., LTD. No.28, W uquan 3rd Rd., W ugu Dis t., New T aipei City 24891, T aiw an T el: +886 -2- 2299 - 6100 W eb: www .mean well.co m Branch Office ： China MEAN…
Installation Manual
Warning / Caution !!
（1） Risk of electrical shock and energy hazard. All failure should be examined by a qualified technician. Please do
not remove the case of the power supply by yourself!
（2） Risk of electric arcs and electric shock (danger to life). Connecting both the
primary and the secondary sides
together is not allowed.
（3） Risk of burn hazard. Do not touch the unit in operation and shortly after disconnection!
（4） Risk of fire and short circuit. The openings should be protected from foreign objects or dripping liquids.
（5） Only install the unit in a pollution degree 2 environment (Note.1).
（6） Please do not install the unit in places with high moisture or near the water.
（7） The maximum operating temperature is 35°C for MDR-100-12 and 40°C for MDR-100-24, MDR-100-48 and
50°C for MDR-10/20/40/60 series, please do not install the unit in places with high ambient temperature or
near fire source.
（8） The FG ( ) must be connected to PE (Protective Earth).
（9） Output current and output wattage must not exceed the rated values on its specification.
（10）Disconnect system from supply voltage:
Before commencing any installation, maintenance or modification work: Disconnect your system from
supply voltage. Make sure that inadvertent connection in circuit will be impossible!
（11）For continued protection against risk of fire, replace only with same type and rating of fuse.
Pour ne pas compromettre la protection contre les risqué d’incendie, remplacer par un fusible de même
type et de memes caractéristiques nominales.
Note.1: Pollution Degree 2 applies where there is only non-conductive pollution that might temporarily become
conductive due to occasional condensation. Generally refer to dry, well-ventilated locations, such as
control cabinets.
Installation Manual
Manufacturer
：
MEAN WELL ENTERPRISES Co., LTD.
No.28, Wuquan 3rd Rd., Wugu Dist.,
New Taipei City 24891, Taiwan
Tel: +886-2-2299-6100
Web: www.meanwell.com
Branch Office
：
China
MEAN WELL (GUANGZHOU)
ENTERPRISES Co., LTD.
No.11, Jingu South Road, Huadong
Town, Huadu Distric, Guangzhou,
Gungzhou, China
Tel: +86-20-3773-7100
Web: www.meanwell.com.cn
China
SUZHOU MEAN WELL
TECHNOLOGY Co., LTD.
No.269 Changping Rd. , Huangdai
Town, Xiangcheng District
Suzhou, Jiangsu Province, China
Post Code: 215152
Tel: +86-512-6508-8600
Web: www.meanwell.cc
U.S.A.
MEAN WELL USA, INC.
44030 Fremont Blvd., Fremont,
CA 94538, U.S.A.
Tel: +1-510-683-8886
Web: www.meanwellusa.com
Europe
MEAN WELL EUROPE B.V.
Langs de Werf 8, 1185XT Amstelveen, The
Netherlands
Tel: +31-20-758-6000
Web: www.meanwell.eu
2026.01.12
Declaration of China VOC Conformity
In order to reduce the impacts on the environment and take the more responsibility
for protecting the earth, MEAN WELL is confirming and announcing the conformity to
China’s Standardization Administration Releases VOC Standards
Standard No. Name of the Standard
GB 30981-2020 Limit of harmful substances of industrial protective coatings
GB 33372-2020 Limits for volatile organic compounds content in adhesive
GB 38507-2020 Limits for volatile organic compounds (VOCs) In printing ink
GB 38508-2020 Limits for volatile organic compounds content in cleaning agents