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ST-50M-DALI2 (700…1400mA 50W)

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Delivery time: 2-5 workdays inside EU

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LED power supply with adjustable output current
50 W max., IP20, independent installation
Dimmable with DALI, 1-10V, PUSH (pri.)
Flickerfree according to IEEE 1789

Electrical Data

Input Voltage (range)198…264 Vac
Input Voltage (AC)220…240 Vac
Input Voltage (DC)200…240 Vac
Mains Frequency50/60 Hz
Power Factor (λ)≥ 0.95  Full Load, 230 Vac
Input Current0.27 A max.
Inrush Current15 A max.
Output Voltage9…58 Vdc
Output Current700 mA constant, 9-58 Vdc,6.3-40.6 W
800 mA constant, 9-58 Vdc,7.2-46.4 W
900 mA constant, 9-56 Vdc, 8.1-50 W
1050 mA constant, 9-48 Vdc, 9.4-50 W
1200 mA constant, 9-41 Vdc, 10.8-50 W
1300 mA constant, 9-38 Vdc, 11.7-50 W
1400 mA constant, 9-36 Vdc, 12.6-50 W
Output Power (nominal)50 W max.
Efficiency≥ 86 %  Full Load, 230 Vac
Life Time> 50,000 h  50 °C
Dimming modeDALI, 1-10V, PUSH (pri.)
Dimming range0…100 %  Primary PUSH & DALI dimming
2…100%  1-10V dimming


Operating Condition

Operating temperature range (ta)-25…+50 °C
Max. Surface Temperature (tc)85 °C
Permitted rel. Humidity10…95 %
Protection ClassII
Type of ProtectionIP20



Short Circuit ProtectionYes *
Overload protectionYes *
Overvoltage protectionYes *
Overheating ProtectionYes *

(*) The output shuts off and will be resumed, after problem is removed and led driver is restarted.


Standards & Certificates

Standards (LVD)EN 61347-1, EN 61347-2-13
Standards (EMC)EN 61000-3-2, EN 61000-3-3
EN 55015, EN 61547
Standards (DALI)IEC 62386-102 (1.0)
IEC 62386-207 (1.0)
Approval MarksCE
RoHS CompliantYes



Type of InstallationIndependent installation
Type of ConnectionSpring-loaded terminal
Cable Cross-Section, input side0.75…1.5 mm²
Cable Cross-Section, output side0.75…1.5 mm²
Cable Preparation Length, input side8 mm
Cable Preparation Length, output side8 mm









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