Avaya inc. installation and operation model ea20r – Avaya EA20R User Manual
Page 4
Avaya Inc.
Installation and Operation
Model EA20R
Page 4
Figure 1 - Overall Dimensions
Figure 2 - Electrical Connections
TIP
RING
1/2" NPT CONDUIT ENTRANCES
WARNING: TO REDUCE THE RISK OF IGNITION OF HAZARDOUS ATMOSPHERES, DISCONNECT FROM SUPPLY CIRCUIT BEFORE OPENING.
KEEP ASSEMBLY TIGHTLY CLOSED WHILE CIRCUITS ARE ALIVE. COVER JOINTS MUST BE CLEANSED BEFORE REPLACING COVER.
CL.I, ZONE 1, GR.IIB+H2
CL.III, HAZARDOUS LOCATIONS
18 INCHES OF THIS ENCLOSURE.
CAUTION: CONDUIT RUNS MUST HAVE A SEALING FITTING INSTALLED WITHIN
TEMP. CODE T5
CL.I, DIV.1, GR.B,C&D
CL.II, DIV.2, GR.F&G
LR 65547-31
AVAYA
WITHOUT PROJECTION HORN
MODEL NUMBER: EA20R
SERIAL NUMBER:
COMCODE:
RING VOLTAGE: 42 - 110V AC @ 16 - 25Hz.
EA20R EXPLOSION PROOF RINGER
CURRENT: 7 - 20mA. REN: 4
700302052
5.0
" [
1
2
8
mm]
LISTED
66LN
USE IN HAZARDOUS LOCATIONS
AUDIBLE SIGNAL APPLIANCE FOR
CL.I, ZONE 1, GR.IIB+H2
CL.I, DIV.1, GR.B,C&D
R
5.4" [136mm]
5.4" [136mm]