Chapter 2. Installation and System Checkout
2-7
NAC ratings
The panel is rated Special Application for 2A maximum per
NAC with Simplex 4901 and 4906 TrueAlert & TrueAlert
Multi-Candela Notification Appliances.
For all other UL Listed Notification Appliances, NACs are
rated regulated 24 VDC at 1.5 A maximum each. Maximum
allowed strobe load on either the main or expansion power
supply is 1.35 A. The balance of the 3 A capacity can be
auxiliary loads or audible notification appliances.
Synchronization of strobes across all NACs in a system is
UL Listed for the Simplex models noted in the table below.
See the table below for maximum number allowed of each
appliance per NAC.
All other regulated 24 VDC synchronized notification
appliances require the use of their associated, listed external
synchronization module. Notification Circuit rating is 1.5 A
maximum, 1.35 A maximum strobe load per power supply.
Use the UL-rated operating current to determine maximum
number of appliances allowed per NAC.
Table 2-2 NAC Ratings
15Cd 30Cd 75Cd 110Cd
4906-
Rated
Current
Max. # per
NAC
Rated
Current
Max. #
per NAC
Rated
Current
Max. # per
NAC
Rated
Current
Max. # per
NAC
9101 0.060 33 0.094 21 0.186 10 0.252 7
9102 0.075 26 0.125 16 0.233 8 0.316 6
9103 0.060 33 0.094 21 0.186 10 0.252 7
9104 0.075 26 0.125 16 0.233 8 0.316 6
9127 0.075 26 0.116 17 0.221 9 0.285 7
9128 0.086 23 0.132 15 0.250 8 0.320 6
9129 0.075 26 0.116 17 0.221 9 0.285 7
9130 0.086 23 0.132 15 0.250 8 0.320 6
9151 0.060 33 0.094 21 0.186 10 0.252 7
9154 0.075 26 0.125 16 0.233 8 0.316 6
9153 0.060 33 0.094 21 0.186 10 0.252 7
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