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ST-25M-DALI2 (200…350mA 25W)

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EAN: 4260608585057



LED power supply with adjustable output current
25 W max., IP20, independent installation
Dimmable with DALI2, 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 Frequency 50/60 Hz
Power Factor (λ) ≥ 0.95  Full Load, 230 Vac
Input Current 0.14 A max.
Inrush Current 8 A max.  50us@230Vac, Cold Start 50% Ipeak
Output Voltage 30-72 Vdc (No-load 82Vdc max.)
Output Current 200 mA constant, 30-72 Vdc, 6-14.4 W
250 mA constant, 30-72 Vdc, 7.5-18 W
300 mA constant, 30-72 Vdc, 9-21.6 W
350 mA constant, 30-72 Vdc, 10.5-25.2 W
Output Power (nominal) 25 W max.
Efficiency 86 %  Full Load, 230 Vac
Life Time5  5 years  Ta, Full Load
Dimming mode DALI-2 DT-6: 0-100%, max. lead length: 300M.
PUSH (Primary): 2-100%, max. lead length: 20M, max. 20 pcs parallel


Operating Condition

Operating temperature range (ta) -25…+50 °C
Max. Surface Temperature (tc) 85 °C
Protection Class II
Type of Protection IP20



Short Circuit Protection Yes *
Overload Protection Yes *
Overvoltage Protection Yes *
Overheating Protection Yes *

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


Standards & Certificates

Normen EN 61347-1, EN 61347-2-13, EN 62493, EN60598-1
EN 61000-3-2, EN 61000-3-3
EN 55015, EN 61547
DALI protocol standard IEC62386-102, IEC62386-207 DT6
Prüfzeichen CE, UKCA



Type of Installation Independent installation
Type of Connection Spring-loaded terminal
Cable Cross-Section, input side 0.75…1.5 mm²
Cable Cross-Section, output side 0.75…1.5 mm²
Cable Preparation Length, input side 6..8 mm
Cable Preparation Length, output side 6..8 mm







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