Kidde VS Series User Manual

Appendix B: Worksheets
P/N 3102351-EN • REV 005 • ISS 28DEC18 205
Table 50: Longest allowable circuit path with zero UM or MABs configured for two-wire smoke detectors
Number of
detectors
Number of
modules (1
or 2
channel)
Maximum allowable wire distance using nontwisted, nonshielded and
twisted, nonshielded wire pairs (evenly distributed)
18 AWG
16 AWG
14 AWG
ft.
m
ft.
m
ft.
m
1 to 25
0
5172
1577
8217
2505
13069
3984
26 to 50
0
5172
1577
8217
2505
13069
3984
51 to 75
0
5172
1577
8217
2505
13069
3984
76 to 100
0
5172
1577
8217
2505
13069
3984
101 to 125
0
5172
1577
8217
2505
13069
3984
0
1 to 25
5172
1577
8217
2505
13069
3984
1 to 25
1 to 25
5172
1577
8217
2505
13069
3984
26 to 50
1 to 25
5172
1577
8217
2505
13069
3984
51 to 75
1 to 25
5172
1577
8217
2505
13069
3984
76 to 100
1 to 25
5172
1577
8217
2505
13069
3984
101 to 125
1 to 25
5172
1577
8217
2505
13069
3984
0
26 to 50
5172
1577
8217
2505
13069
3984
1 to 25
26 to 50
5172
1577
8217
2505
13069
3984
26 to 50
26 to 50
5172
1577
8217
2505
13069
3984
51 to 75
26 to 50
5172
1577
8217
2505
13069
3984
76 to 100
26 to 50
5172
1577
8217
2505
13069
3984
101 to 125
26 to 50
4936
1504
7841
2390
12471
3801
0
51 to 75
4968
1514
7892
2406
12553
3826
1 to 25
51 to 75
4525
1379
7188
2191
11433
3485
26 to 50
51 to 75
4095
1248
6506
1983
10348
3154
51 to 75
51 to 75
3682
1122
5849
1783
9303
2836
76 to 100
51 to 75
3283
1001
5216
1590
8296
2529
101 to 125
51 to 75
2899
884
4605
1404
7324
2232
0
76 to 100
3241
988
5150
1570
8190
2496
1 to 25
76 to 100
2901
884
4608
1405
7329
2234
26 to 50
76 to 100
2566
782
4077
1243
6485
1977
51 to 75
76 to 100
2239
683
3557
1084
5658
1725
76 to 100
76 to 100
1919
585
3049
929
4849
1478
101 to 125
76 to 100
1606
489
2551
777
4057
1237
0
101 to 125
2087
636
3316
1011
5273
1607
1 to 25
101 to 125
1795
547
2852
869
4536
1383
26 to 50
101 to 125
1507
459
2394
730
3808
1161
51 to 75
101 to 125
1223
373
1943
592
3090
942
76 to 100
101 to 125
942
287
1497
456
2381
726
101 to 125
101 to 125
666
203
1057
322
1682
513

Kidde VS Series Specifications

General

Power Source	120V AC
Battery Backup	9V battery
Sensor Type	Photoelectric
Alarm Sound Level	85 dB at 10 feet
Hush Feature	Yes
Test Button	Yes
LED Indicator	Yes
Mounting Type	Wall or ceiling
Compliance	UL 217