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Sounder - DB3B
English
SOUNDER - DB3B TM264 June 2019 www.eaton.com
Contents
1.0 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
2.0 GENERAL SAFETY MESSAGES AND WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
3.0 INSTALLATION .......................................................................1
Access to terminals .......................................................................... 1
Wiring details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Ex d – AC input wiring details (Types 1 & 2) ....................................................... 2
Ex de – AC input wiring details (Types 3 & 4) ...................................................... 2
Ex d & Ex de – DC input, 3 stage without monitoring wiring details (Types 5 & 6) ......................... 3
Ex d & Ex de – DC Input, 3 stage without monitoring wiring details (Types 5 & 6) ......................... 3
Ex d & Ex de – DC input, dual stage common +ve with monitoring (standard configuration) wiring details
(Types 7 & 8) .............................................................................. 4
Ex d & Ex de – DC input, up to 3 stage with or without monitoring (alternative configuration) wiring details
(Types 9 & 10) ............................................................................. 4
Ex d – DC input with voltage free stage activation wiring details (Type 11) ............................... 5
Ex de – DC input with voltage free stage activation wiring details (Type 12) .............................. 5
4.0 OPERATION .........................................................................5
5.0 MAINTENANCE ......................................................................7
6.0 CERTIFICATION/APPROVALS ...........................................................8
lECEx units ................................................................................ 8
Gas & Dust (GD) certified units ................................................................. 8
ATEX units ................................................................................. 8
Gas (G) certified units ........................................................................ 8
Gas & dust (GD) certified units ................................................................. 8
These units also have the following approvals: ..................................................... 8
7.0 SPECIAL CONDITIONS FOR SAFE USE ...................................................9
8.0 FUNCTIONAL SAFETY ...............................................................10
Introduction ..................................................................................... 10
Assessment of functional safety ............................................................... 10
Conditions of safe use ........................................................................11
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