
SM30 / SM40 / SM200 / SM400
Thank you for purchasing QLight product. Please read this
manual carefully before installing this product for safe and long
use.
▪ High in durability and suitable for warning signal transmission for
vessel, crane, hoist and fire alarm.
▪ Standard Body Color: RED-SM30,SM200, SM400, GRAY-SM40
▪ Material: DIECAST AL-SM200,SM400.
STEEL-SM30. ABS-SM40.
▪ Insulation Resistance: 100MΩ (at 500 VDC)
▪ Dielectric Strength: 500V AC, 50/60Hz in 1 minute
▪ Protection Class: IP44
▪ Operating Temperature: -20℃~50℃
▪
General Specification
▪ External View Drawing
1) SM30
OPERATING MANUAL
Motor Siren

Please refer to below chart for power line size per item.
▪ In case of product using AC voltage, connect the line without
Polarity(wire color).
▪ In case of product using DC voltage, black line is negative(-).
▪ Please make a hole by a drill where you need to attach our
product and refer to below picture for a hole size. (Make sure
PCD from external view drawing.)
▪ Fix the product by using another bolts and nuts as below.
Quantity of Bolt, nuts(SET)
▪ If using voltage is seriously higher or lower than rated voltage, it
can reduce the self-life of the product or can cause a problem
on product operating. Make sure the using voltage does not
exceed +/-5% of the rated voltage.
▪ Do not operate continuously for more than 10 minutes. It can
cause disorder or reduction of shelf-life.
▪ If lens or body of the product is contaminated by chemicals such
as thinner, benzene, the product can be damaged, discolored
or deformed. Please be careful.
Supplying Voltage
Lower Than Rated
Voltage
Making Sure Using
Voltage
Too high sound tone
than the standard
Supplying Voltage
Higher than Rated
Voltage
Making Sure Using
Voltage
Contact Q.Light or Their
Agent
QLIGHT CO., LTD.
http://www.qlight.com
E-mail : trade@qlight.com
Overseas Sales Team / Factory
Tel) +82-55-328-4082 Fax) +82-55-328-3883
185-25 Mukbang-ro Sangdong-Myeon, Gimhae-Si,
Gyeongsangnam-do, Korea
Inquiry for Product and C/S