Recessed Square
Applications: The BASYS LED II family offers a broad range of distributions, outputs and
Downlight
finishes. Whether you are looking to achieve high light levels or a sleek, minimalist
BASYS™ LED II
appearance, BASYS LED II has an option to meet your lighting challenges. Perfect for
offices, foyers, hallways, conference rooms or educational areas.
6"
1126
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Type:
Project:
IBEW Union Made
BASYS LED II HOUSING
BS6DLED2
TRIM/CEILING TYPE
FIXTURE
BASYS LED II
Square 6"
Recessed
Downlight
WATTAGE/OUTPUT
N Standard Flange
18W
1400 lm
F Flangeless
26W
2150 lm
37W
2800 lm
46W
3200 lm
Direct White LED
CRI = 85 typical
For exact Lumen
Output and Wattage
consumption data,
please consult
LM-79 reports.
LED MODULE
DISTRIBUTION
DRIVER
827 2700K,
85 typical CRI
M4 Medium Distribution,
45° cutoff
D_* Standard 0-10V
Dimming Driver, 10%
830 3000K,
85 typical CRI
M5 Medium Distribution,
55º cutoff
DH_* Lutron HiLume
A Series, 1%
835 3500K,
85 typical CRI
W5 Wide Distribution,
55º cutoff
DD_* DALI Dimming, 1%
840 4000K,
85 typical CRI
CCT Multiplier for
Lumen Output
Clear Semi-Specular 1.00
Matte
1.00
White Matte
0.80
2700K 0.87
3000K 0.93
3500K 1.00
CP
Chicago Plenum
EM_*
Standby Battery Pack,
5W, 290lm
F
Fusing
* Specify “1” for 120V or “2” for 277V.
* Specify "1" for
120V or "2" for 277V.
3.5-step MacAdam
Trim Finish Multiplier for
Lumen Output
OPTIONS
BASYS LED II TRIM
BS6DLED2
TRIM/CEILING
TYPE
FIXTURE
BASYS LED II
Square 6"
Recessed
Downlight
DISTRIBUTION
N Standard
Flange
M4 Medium Distribution,
45° cutoff
F Flangeless
M5 Medium Distribution,
55º cutoff
W5 Wide Distribution,
55º cutoff
REFLECTOR
FINISH
FLANGE
FINISH
LENS
CS Clear Semi-Specular
N Natural
SL Solite Lens
MT Matte
W White
SB Sandblasted Lens
WH White Matte
C* Custom
CA Clear Tempered Glass Lens
CC* Custom
F Flangeless
Solite Lens is standard.
* For Custom Colors, please
specify RAL # ___________
BASYS LED II MOUNTING
OPTIONS
9930
Set of two 27" C-Channel mounting bars
9952
Set of two 52" C-Channel mounting bars
9956
Set of two 28" 10 ga. one-piece universal mounting bars
Zumtobel Lighting, Inc. ©2015
3300 Route 9W
Highland, NY 12528-2630
845-691-6262
800-448-4131
[email protected]
D01020TS 11/30/15
www.zumtobel.us
In a continuing effort to offer the best product possible
we reserve the right to change, without notice,
specifications or materials. Technical specification sheets
that appear on www.zumtobel.us are the most recent
version and supersede all other versions that exist in
any other printed or electronic form.
1) Housing - Enclosed housing is of 20-gauge
galvanized steel. Shallow integral heat sink rests
on top of the housing. 20-gauge aluminum plaster
frame has a fixed throat of 1 3/8" to accommodate
double-thickness plasterboard.
IBEW Union Made
Rated for Wet
Locations
Thru Wire Box Oversized junction box is 16-gauge
galvanized steel.
CSA listed for thru wiring (4 in and 4 out at 90°C)
and has 7/8" and 1 1/8" knockouts.
Driver door provides access to driver and thru wire
box through fixture aperture.
2) Wattage & CCT - Wattage options are 18W, 26W,
37W, or 46W. Available in 2700K, 3000K, 3500K
or 4000K color temperatures for 85CRI, 3.5 step
MacAdam.
3) Dimming - Basys LED II is available with 0-10V
Dimming driver standard, with 10% dimming. 1%
dimming is available with the Lutron HiLume A series.
1% dimming is available with a DALI driver. For nondimming installations, the standard 0-10V dimming
driver will be provided, and the dimming control wires
can simply be capped off at installation.
Compatible 0-10V Dimmers:
- Lutron DVTV
- Lutron NTFTV
- LEVITON IP710-DLZ
- Wattstopper/Legrand ADF-120277
- Osram 45561 - LC-SL3W-TVWBX/UNV
4) Driver - The driver can be removed either
through the aperture or back of thru wire box
for replacement and ease of wire connection.
Standard Quick Disconnect for driver module allows
driver to be removed completely from housing
without tools. It offers quick connection
to building power supply.
5) Standby Battery Pack – EM = 5W, 290lm
6) Mounting - Rigid mounting brackets provide
3" vertical adjustment from inside aperture and
plenum side of housing. Brackets accommodate
One-Piece Universal Mounting Bar (mounting bars
ordered as an optional accessory).
FLANGED VIEWS – 55° CUTOFF
7) Reflectors – Upper Reflector - Reflector made
of high reflectance hydro formed plastic, designed
to provide highest efficiency and effective beam
distribution. The lens obscures direct view
of the LEDs.
Lower Reflector - Compound parabolic curve of lower
reflector provides optical and physical cutoff with two
options: 45 degrees or 55 degrees.
Lower Reflector Finishes:
Clear Semi-Specular – architectural visual identity is
provided while maintaining precise directionality of light.
Matte – soft, diffuse, evenly illuminated surface provides
a congruous appearance between the downlight and
the ceiling.
White – Zumtobel White painted finish blends well with
typical White painted ceilings.
8) Life – 50,000 hours rated life. L70.
9) Weight - 4" STD = 8.75 lbs.
4" EM = 11.25 lbs.
FLANGELESS VIEWS – 55° CUTOFF
88-1/4"
1/4"
66-7/8"
7/8"
Ceiling Cutout
6 7/8" x 6 7/8"
Ceiling Cutout
8 1/4" x 8 1/4"
66-7/8"
7/8"
88-1/4"
1/4"
159.8
[6.29]
158.9
[6.26]
6 1/4"
6 3/8"
1 1/2"
38.0
[1.50]
170.2
[6.70]
31.7
[1.25]
1 1/4"
127.5
[5.02]
6 3/4"
127.5
[5.02]
5"
42.8
[1.69]
5"
10"
385.4
[15.17]
253.0
[9.96]
186.4
[7.34]
1 5/8"
126.5
[4.98]
210.0
[8.27]
253.0
[9.96]
10"
8 1/4" 15 3/16"
126.4
[4.98]
5"
5"
15 1/2"
15 1/2"
15 7/8"
15 7/8"
Zumtobel Lighting, Inc. ©2015
3300 Route 9W
Highland, NY 12528-2630
845-691-6262
800-448-4131
[email protected]
D01020TS 11/30/15
www.zumtobel.us
385.4
[15.17]
7 3/8" 15 3/16"
In a continuing effort to offer the best product possible
we reserve the right to change, without notice,
specifications or materials. Technical specification sheets
that appear on www.zumtobel.us are the most recent
version and supersede all other versions that exist in
any other printed or electronic form.
FLANGED VIEWS – 45° CUTOFF
FLANGELESS VIEWS – 45° CUTOFF
88-1/4"
1/4"
66-7/8"
7/8"
Ceiling Cutout
6 7/8" x 6 7/8"
Ceiling Cutout
8 1/4" x 8 1/4"
66-7/8"
7/8"
8 1/2"
8-1/2"
88-1/4"
1/4"
8 1/2"
8-1/2"
1 1/2"
1-1/2"
1 1/4"
1-1/4"
5"
5"
5"
1-5/8"
1 5/8"
1-5/8"
1 5/8"
10"
10"
7-3/8"
7 3/8"
15-3/1
15 3/16"
5"
5"
10"
10"
8 1/4"
8-1/4"
5"
5"
15 1/2"
15-1/2"
15 1/2"
15-1/2"
15 7/8"
15-7/8"
15 7/8"
15-7/8"
Zumtobel Lighting, Inc. ©2015
3300 Route 9W
Highland, NY 12528-2630
845-691-6262
800-448-4131
[email protected]
D01020TS 11/30/15
www.zumtobel.us
In a continuing effort to offer the best product possible
we reserve the right to change, without notice,
specifications or materials. Technical specification sheets
that appear on www.zumtobel.us are the most recent
version and supersede all other versions that exist in
any other printed or electronic form.
15-3/16"
15 3/16"
Photometric Data
BASYS LED II
6" Square Downlight, 18W, 3500K, 80 CRI
Medium Beam, 55º cutoff
1538 lumens, 18W, 82 lm/W
120135150180150135120 105
105
Horizontal Angles
Vertical Angles
75
500
60
1000
45
1500
30
15
180 Deg. Plane
0
15
270 Deg. Plane
0
45
90
0
66850
66850
66850
45
7920
9085
7950
55
1559
2206
1653
65
456
477
466
75
249
271
250
85
30
0 Deg. Plane
90 Deg. Plane
142
161
120135150180 150 135 120 105
Horizontal Angles
90
90
75
250
Vertical Angles
105
BASYS LED II
6" Square Downlight, 18W, 3500K, 80 CRI
Wide Beam, 55º cutoff
1270 lumens, 18W, 83 lm/W
500
60
750
45
1000
30
142
15
180 Deg. Plane
Coefficients Of Utilization - Zonal Cavity Method
Effective Floor Cavity Reflectance 0.20
1250
0
270 Deg. Plane
15
30
0 Deg. Plane
0
45
90
0
52350
52350
52350
45
7557
8240
7417
55
1343
2039
1313
65
389
404
384
75
205
226
206
85
114
140
133
90 Deg. Plane
Coefficients Of Utilization - Zonal Cavity Method
Effective Floor Cavity Reflectance 0.20
0
RC
RW
70
50
30
10
70
50
30
10
50
30
10
50
30
10
50
30
10
0
RW
70
50
30
10
70
50
30
10
50
30
10
50
30
10
50
30
10
0
0
1831
1831
1831
1831
1789
1789
1789
1789
1709
1709
1709
1637
1637
1637
1570
1570
1570
1538
0
1512
1512
1512
1512
1477
1477
1477
1477
1411
1411
1411
1351
1351
1351
1296
1296
1296
1270
1
1745
1702
1664
1629
1707
1669
1635
1603
1607
1579
1554
1550
1528
1508
1497
1480
1464
1437
1
1440
1404
1372
1343
1409
1377
1348
1322
1325
1302
1281
1278
1260
1243
1234
1220
1207
1184
2
1658
1582
1519
1467
1624
1556
1499
1450
1506
1459
1419
1460
1422
1388
1418
1387
1359
1334
2
1367
1303
1251
1207
1338
1281
1234
1193
1240
1201
1167
1202
1170
1142
1167
1141
1118
1097
3
1573
1473
1396
1334
1542
1452
1381
1324
1411
1352
1302
1374
1324
1282
1339
1298
1262
1238
3
1295
1212
1147
1096
1270
1194
1135
1087
1161
1111
1069
1130
1088
1053
1101
1066
1036
1016
4
1492
1375
1289
1223
1464
1357
1277
1216
1324
1255
1201
1293
1235
1187
1264
1215
1174
1150
4
1227
1129
1057
1002
1204
1115
1048
996
1087
1030
984
1062
1013
973
1038
996
962
942
5
1415
1286
1195
1128
1390
1271
1186
1123
1243
1169
1113
1218
1153
1103
1194
1138
1093
1070
5
1163
1054
979
923
1142
1042
971
918
1019
958
910
998
944
902
978
932
894
875
6
1343
1205
1112
1045
1320
1193
1105
1042
1169
1092
1034
1148
1079
1027
1127
1067
1020
998
6
1103
987
909
853
1084
977
903
850
957
893
844
939
882
839
922
872
833
814
7
1276
1132
1038
973
1255
1121
1033
970
1102
1022
965
1083
1012
960
1066
1003
954
933
7
1046
926
847
793
1029
917
843
790
900
834
786
885
826
782
871
818
778
759
8
1213
1065
972
908
1194
1056
968
906
1039
959
902
1023
951
899
1008
943
895
874
8
994
870
792
739
978
863
789
737
848
782
734
835
775
731
823
768
728
710
9
1154
1005
913
851
1137
997
909
850
982
902
847
969
896
844
956
889
841
820
9
945
819
743
691
930
813
740
690
801
734
687
789
728
685
779
723
682
665
10
1100
949
859
800
1084
943
857
798
930
851
796
918
845
794
907
840
792
771
10
899
773
698
648
886
768
696
647
757
691
645
747
686
643
738
682
641
625
RC
80
70
50
30
10
80
70
50
IES FILE: 10730477-1018282
Zumtobel Lighting, Inc. ©2015
3300 Route 9W
Highland, NY 12528-2630
845-691-6262
800-448-4131
[email protected]
D01020TS 11/30/15
www.zumtobel.us
30
10
0
IES FILE: 10730477-1018281
In a continuing effort to offer the best product possible
we reserve the right to change, without notice,
specifications or materials. Technical specification sheets
that appear on www.zumtobel.us are the most recent
version and supersede all other versions that exist in any
other printed or electronic form.
Photometric Data
BASYS LED II
6" Square Downlight, 18W, 3500K, 80 CRI
Medium Beam, 45º cutoff
1353 lumens, 18W, 76.4 lm/W
105
120135150180 150 135 120
105
75
Vertical Angles
90
500
60
1000
1500
45
2000
30
15
0
180 Deg. Plane
15
270 Deg. Plane
30
0 Deg. Plane
90 Deg. Plane
0
45
55
65
75
85
Horizontal Angles
0
45
90
117300 117300 117300
7992
7992
7992
969
969
969
503
503
503
320
320
320
220
220
220
Coefficients Of Utilization - Zonal Cavity Method
Effective Floor Cavity Reflectance 0.20
RC
80
70
50
30
10
0
RW
70
50
30
10
70
50
30
10
50
30
10
50
30
10
50
30
10
0
0
1611
1611
1611
1611
1573
1573
1573
1573
1503
1503
1503
1440
1440
1440
1381
1381
1381
1353
1
1539
1504
1471
1442
1506
1474
1446
1419
1420
1397
1376
1370
1352
1335
1323
1309
1296
1272
2
1468
1405
1353
1309
1438
1382
1335
1294
1338
1300
1266
1298
1267
1239
1261
1236
1213
1192
3
1399
1316
1252
1201
1372
1297
1239
1191
1262
1213
1173
1230
1189
1154
1200
1166
1137
1116
4
1333
1236
1165
1111
1309
1221
1155
1104
1192
1136
1091
1165
1117
1079
1141
1100
1066
1047
5
1271
1164
1089
1033
1249
1151
1081
1029
1127
1066
1020
1105
1052
1011
1084
1039
1002
983
6
1212
1098
1021
966
1193
1087
1015
963
1067
1004
957
1049
993
950
1031
982
944
925
7
1157
1038
961
907
1139
1029
956
905
1012
947
900
997
939
895
982
930
891
873
8
1105
984
907
855
1090
976
903
853
962
896
849
948
889
846
935
882
842
825
9
1057
934
859
808
1043
928
856
806
915
850
804
904
844
801
892
838
798
781
10
1013
889
815
765
1000
883
812
764
872
807
762
862
802
760
853
798
758
741
IES FILE: 10730477-1018276
Zumtobel Lighting, Inc. ©2015
3300 Route 9W
Highland, NY 12528-2630
845-691-6262
800-448-4131
[email protected]
D01020TS 11/30/15
www.zumtobel.us
In a continuing effort to offer the best product possible
we reserve the right to change, without notice,
specifications or materials. Technical specification sheets
that appear on www.zumtobel.us are the most recent
version and supersede all other versions that exist in any
other printed or electronic form.