OPTOTRONIC OTi 55W 120-277 2A0 DIM-1 AUX Constant Current Programmable Compact LED Driver (*2743W4 / 57357)

Description

OPTOTRONIC OTi 55W 120-277 2A0 DIM-1 AUX Constant Current Programmable Compact LED Driver (*2743W4 / 57357)

The OPTOTRONIC OTi 55W 120-277  indoor compact programmable LED drivers are exclusive to North America. All of these highly efficient constant current drivers dim to 1% with unique architectural grade features—such as Dim to Off, Vaux Output and Synchronized ON/OFF Timing—to meet the tough demands of your lighting projects.

Our 55W compact LED drivers’ programmable output current range (700-2000mA)—coupled with their universal input voltage range (120-277V)—provides you with a highly efficient and flexible drive solution for indoor lighting. Perfect for downlights, in-grade fixtures, recessed troffer and wall wash lighting for your office and retail applications.

Features:

• Architectural-grade features include: True 1% dimming, Synchronized ON/OFF and dimming control, DIM to OFF, Dimming interface protection
• Custom programmable with 1mA resolution to perfectly match LED load and maximize performance
• Integrated OEM programmable features include: Constant lumen maintenance, End-of-life indication, LED thermal protection, Soft start
• Programming does not require powering up or connecting the power supply to AC line voltage
• Available optional auxiliary output to power 12V, 20V, and 24V low power applications
• Familiar standard industry housing – 5.0″ x 2.4″ x 1.1″ (L x W x H)
• Wide output current and voltage range
• Universal Input Voltage:  120-277Vac 50/60Hz,  347Vac 50/60Hz
• UL Class 2 output for safe operation

Specifications:

• Ambient Operating Temperature: -30ºC to 45ºC
• Max. Case Temperature (Tc): 90ºC Max, 75 ºC (50kHrs)
• Max. Storage Temp: 75ºC
• Max. Relative Humidity (%): 85% non-condensing
• Transient Protection: NEMA SSL 1 – 2010, Non-Roadway 2.5KV
• UL Environmental Rating: Dry & Damp
• UL File number: E333135
• IP Rating: IP20
• EMI Compliance: FCC Part 15 Class A
• Sound Rating: Class A

Input:

• Input Voltage (VAC): 120V-277V (+/- 10%)
• Frequency Range (Hz): 50 – 60 Hz (+/- 5%)

Output:

• Output Current (mA): 700-2000mA (1mA step), 1000mA default
• Output Voltage (VDC): 10-55VDC
• Output Ripple Current: <20% @ 2000mA
• Max. Output Power (W): 55W³
• LED Power-Up Time: < 0.5sec CA T-24 Compliant
• Load Regulation: <3%
• Line Regulation: <3%
• Over Voltage Protection: Yes, non-latching
• Over Load Protection: Yes, non-latching
• Output Short-Circuit Protection: Yes, non-latching
• Over Temperature Protection: Foldback to 50% at 100ºC

Dimming:

• Dimming Control: 0 – 10V (Isolated)
• Dimming Range: 1-100%
• Dimming Type: Current Reduction
• Dimming Input Isolation: 2.5kV
• Source/Sink Current: 0.2mA (max)
• Dim-to-Off OFF/ON: 0.7V/1V
• Dim-to-Off Standby Power: < 1W
• Dimming Interface Protection: Yes, 120-277Vac

Documents:

• DataSheet