Appendix B: Surge Suppression; B.1: Introduction; B.2: Installation - Honeywell SLC Installation Manual

Appendix B: Surge Suppression

B.1 Introduction
NOTE: Surge protection is not required in Canadian applications.
There are three (3) primary surge protectors that are approved for use with the MS-9200, MS-
9200UD, MS-9200UDLS, MS-9600, MS-9600LS, MS-9600UDLS, and MS-9050UD.
• DTK-2LVLP-F
(727) 812-5000
• SLCP-30
• PLP-42N Northern Technologies, Inc. 23123 E. Madison Ave. Liberty Lake, WA 99019
(800) 727-9119
NOTE: For detailed information, refer to the Installation Instructions supplied with the unit.
One primary surge protector must be used with each SLC wiring pair whenever SLC wiring runs
outside the building.
• Install primary protection only as shown in this document.
• Refer to NEC Article 800 and local building code requirements.
Additional primary surge suppressors may be added as required by the NEC. Add these additional
suppressors in series with the SLC wiring at the building entry/exit.
Wiring connected to the surge suppressor output must remain within the building while wiring con-
nected to the surge suppressor input may be routed outside the building as shown below.
Surge Suppressor
B.2 Installation
Mounting of the surge suppressor must be inside the FACP enclosure or in a separate enclosure
listed for fire protective signaling use.
• Locate on an available stud and secure with nut.
• Unit is connected in series with the SLC Loop to protect the Control Panel.
• Provide a common ground to eliminate the possibility of a differential in ground potentials.
FireLite SLC Wiring Manual — P/N 51309:P4 9/17/2014
Diversified Technology Group, Inc. 1720 Starkey Rd. Largo, FL 33771
EDCO 1805 N.E. 19th Ave. Ocala, FL 34470 (352) 732-3029
Building #2
P
P = Primary
S = Secondary
P
Primary devices meet
NEC Requirements
Building #1
P
FACP
S
S
P
Secondary devices meet
UL1459 (UL1950)
71