OS 21 Series (CN111)

Indoor Luminaries

LED RECESSED COB DOWNLIGHT – OS 21-CN111 Series

This OS 21-CN111 Series is an ideal upgrade from traditional AR111 models. Equipped with the OS111 LED module, which doubles as an integrated heatsink, it ensures efficient heat dissipation and extended durability. The downlight also includes a selection of lenses with various beam angles to customize light distribution for precise illumination needs.

Application : Hypermarket, Shopping Complexes, Office, Hotels, Laboratory, Hospitals, Restaurants, Living Areas, Shops
Certificate : SIRIM, ST
Colour : White Texture

Body Fabricated from Aluminium Alloy Rim & Housing
Diffuser Polycarbonate (PC) Optical Lens
Reflector Aluminium Anodized Reflector (Frosted Facet)
Heatsink Die Casted from ADC12 Aluminium Alloy
Clip Stainless Steel Spring Clips with Heat Shrink Tube
Connector Nylon Connecting Devices
Finishing Electrostatically Polyester Powder Coated
Mounting Type Recessed Ceiling Mounted
Driver TRIDONIC Advanced / Essence
Lamp TRIDONIC Advanced COB

 

Model OS 521-CN111 OS 621-CN111 OS 721-CN111 OS 921-CN111 OS 1121-CN111
Shape Round Round Round Round Round
TRIDONIC LED Driver LC 10 ADV2
or
LC 10 SNC4		 LC 15 ADV2
or
LC 17 SNC4		 LC 25 SNC2 LC 35 ADV
or
LC 36 SNC4		 LC 30 SNC2
or
LC 36 SNC4		 LC 35 ADV
or
LC 36 SNC4		 LC 42 SNC4
or
LC 45 SNC2		 LC 30 SNC2
or
LC 36 SNC4		 LC 35 ADV
or
LC 36 SNC4		 LC 42 SNC4
or
LC 45 SNC2		 LC 30 SNC2
or
LC 36 SNC4		 LC 35 ADV
or
LC 36 SNC4		 LC 42 SNC4
or
LC 45 SNC2
System Lumen (lm) 1300 1750 2300 3500 4000 3500 4000 4900 3500 4000 4900 3500 4000 4900
System Power (W) 10 14 20 27 30 27 30 40 27 30 40 27 30 40
System Current (A) 0.05 0.06 0.09 0.12 0.13 0.12 0.13 0.18 0.12 0.13 0.18 0.12 0.13 0.18
Efficacy (lm/W) 130 125 115 130 133 130 133 123 130 133 123 130 133 123
Main Supply (V, Hz) 220~240V, 50/60Hz
IP Grade IP 20
Classification Class I
Power Factor PF ≥ 0.9
Operating Temperature (ta) 0°C ~ 35°C
Max. Casing Temperature (tc) 105°C
Rated Lifespan 50,000 hrs
CRI > 80 Ra
SDCM ≤ 3
Beam Angle 15° / 24° / 45° / 60° 20° / 30° / 45° / 60°
Available CCT Warm White (3000K), Cool White (4000K)
Model Product
Weight (Kg)		 Inner Carton Size (mm) Outer Carton Size (mm) Gross
Weight (Kg)		 Quantity
L W H L W H
OS 521-CN111 0.77 Kg 286 mm 165 mm 85 mm 575 mm 340 mm 455 mm 14.77 Kg 20 pcs / Carton
OS 621-CN111  Kg 285 mm 195 mm 95 mm 575 mm 395 mm 503 mm  Kg 20 pcs / Carton
OS 721-CN111 0.91 Kg 280 mm 223 mm 110 mm 580 mm 470 mm 350 mm 11.64 Kg 12 pcs / Carton
OS 921-CN111 1.000 Kg 255 mm 250 mm 152 mm 522 mm 510 mm 485 mm 12.91 Kg 12 pcs / Carton
OS 1121-CN111 1.21 Kg 305 mm 305 mm 157 mm 618 mm 310 mm 490 mm 15.24 Kg 12 pcs / Carton

Model Luminaires Dimension (mm) Cut-Out (mm)
Wattage TRIDONIC LED Driver Lens Colour Temperature, CCT (K) D D2 H
OS 521-CN111 10 W LC 10/250/42 fixC SC ADV2 15°/
24°/
45°/
60°		 3000K/
4000K		 ⌀140 mm ⌀108 mm 70 mm ⌀120 mm
LC 10/150-250/42 flexC SC SNC4
14 W LC 15/350/42 fixC SC ADV2
LC 17/250-400/42 flexC SC SNC4
20 W LC 25/500/43 fixC SC SNC2
LC 25/500/43 fixC SR SNC2
OS 621-CN11 27 W LC 35W 500-800mA flexC SC ADV 20°/
30°/
45°/
60°		 3000K/
4000K		 ⌀170 mm ⌀134 mm 80 mm ⌀145 mm
LC 36/700-850/42 flexC SC SNC4
30 W LC 35W 500-800mA flexC SC ADV
LC 36/700-850/42 flexC SC SNC4
OS 721-CN111 27 W LC 30/700/43 fixC SC SNC2 20°/
30°/
45°/
60°		 3000K/
4000K		 ⌀200 mm ⌀155 mm 107 mm ⌀165 mm
LC 36/700-850/42 flexC SC SNC4
30 W LC 35W 500-800mA flexC SC ADV
LC 36/700-850/42 flexC SC SNC4
40 W LC 42/900-1050/42 flexC SC SNC4
LC 45/1050/43 fixC SC SNC2
OS 921-CN111 27 W LC 30/700/43 fixC SC SNC2 20°/
30°/
45°/
60°		 3000K/
4000K		 ⌀240 mm ⌀191 mm 116 mm ⌀200 mm
LC 36/700-850/42 flexC SC SNC4
30 W LC 35W 500-800mA flexC SC ADV
LC 36/700-850/42 flexC SC SNC4
40 W LC 42/900-1050/42 flexC SC SNC4
LC 45/1050/43 fixC SC SNC2
OS 1121-CN111 27 W LC 30/700/43 fixC SC SNC2 20°/
30°/
45°/
60°		 3000K/
4000K		 ⌀300 mm ⌀222 mm 130 mm ⌀235 mm
LC 36/700-850/42 flexC SC SNC4
30 W LC 35W 500-800mA flexC SC ADV
LC 36/700-850/42 flexC SC SNC4
40 W LC 42/900-1050/42 flexC SC SNC4
LC 45/1050/43 fixC SC SNC2
LED Surface COB Downlight LED OS111 Module
OS 21/S Series (CN111) OS111-COB-xxxx-xxx-xxD

 

DTS 1:
Data Sheet – OS 521-CN111 (OS111-COB-2000-8xx-xxD) (TRIDONIC LED Driver) (10W-20W)
Download File
DTS 2:
Data Sheet – OS 621-CN111 (OS111-COB-4000-8xx-xxD) (TRIDONIC LED Driver) (27W & 30W)
Download File
DTS 3:
Data Sheet – OS 721-CN111 (OS111-COB-4000-8xx-xxD) (TRIDONIC LED Driver) (27W-40W)
Download File
DTS 4:
Data Sheet – OS 921-CN111 (OS111-COB-4000-8xx-xxD) (TRIDONIC LED Drvier) (30W & 40W)
Download File
DTS 5:
Data Sheet – OS 1121-CN111 (OS111-COB-4000-8xx-xxD) (TRIDONIC LED Driver) (27W-40W)
Download File
File 1:
IES_OS 521-CN111 – OS111-COB-2000-8xx-xxD (500mA) (20W)
Download File
File 2:
IES_OS 621-CN111 – OS111-COB-2000-8xx-xxD (500mA) (20W)
Download File
File 3:
IES_OS 721-CN111 – OS111-COB-4000-8xx-xxD (800mA) (30W)
Download File
File 4:
IES_OS 721-CN111 – OS111-COB-4000-8xx-xxD (1050mA) (40W)
Download File
File 5:
IES_OS 921-CN111 – OS111-COB-4000-8xx-xxD (800mA) (30W)
Download File
File 6:
IES_OS 921-CN111 – OS111-COB-4000-8xx-xxD (1050mA) (40W)
Download File