Janus Mv Series User Manual

Page: viii
MV & LV SERIES ENGINEERED DRY CHEMICAL FIRE EXTINGUISHING SYSTEM
OPERATION, DESIGN, & SERVICE MANUAL
REV C
Document # DOC324
Issued: April 26, 2018
Revised: March 22, 2022
UL FILE # EX27541
Figure 3.2.4.2a Nozzle Placement for Total Flood Perimeter 45
Figure 3.2.4.2b Total Flood Perimeter Nozzle Top View 45
Figure 3.2.4.2c Examples of Module Perimeter Total Flood Coverage Using the TFP Nozzle 46
Figure 3.2.5 Screening Nozzle Arrangement Examples 48
Figure 3.3.2.4 Nozzle Placement for Module Perimeter 54
Figure 3.3.2.5 Module Perimeter Nozzle Top View 54
Figure 3.3.4 Spacing For Two Nozzles,Round Duct 59
Figure 3.4.3a Open Front Paint Spray Booths (OFPSB) Nozzle Placement, Example 63
Figure 4.1.1a Mv Cylinder Bracket & Dimensions 71
Figure 4.1.1b Lv Cylinder Bracket & Dimensions 72
Figure 4.1.5 Discharge Pressure Switch Installation 76
Figure4.1.6.1aPilotActuationLineCongurationforMvSeriesCylinders 79
Figure4.1.6.1bPilotActuationLineCongurationforLvSeriesCylinders 79
Figure4.1.6.2AlternatePilotActuationLineConguration–UtilizingCopperTubing 80
Figure4.1.6.3AlternatePilotActuationLineConguration–UtilizingSchedule40Pipe 80
Figure 4.1.6.4a Remote Actuation Kit/Bracket Dimensions 81
Figure 4.1.6.4b Remote Actuation Cylinder w Supervisory Connectino Dimensions 82
Figure 4.1.6.4c Multiple Remote Actuation Diagram 83
Figure 5.6a Dry Chemical Warning Sign - Exit (P/N 97735) 89
Figure 5.6b Dry Chemical Warning Sign - Entrance (P/N 97733) 89
Figure 5.9 Cylinder Label 90
Figure C.1.1 Electric Valve Actuator 120
Figure C.1.2 Discharge Pressure Switch 121
Figure C.1.3 Explosion-Proof Pressure Switch 121
Figure C.2.1 Explosion-Proof Pressure Switch, Manual Reset 122
Figure C.2.2 Weather-Proof Discharge Pressure Switch 122
Figure 3.2.3.1c Back-to-Back Sidewall Nozzle Orientation - Typical Arrangements 127

Janus Mv Series Specifications

General

Brand	Janus
Model	Mv Series
Category	Fire Extinguisher
Language	English