Overview; Circuit Breaker - Siemens UL 1066 Operating Instructions Manual

1

Overview

1.1

Circuit Breaker


(1) Arc chute (page 23-5)
(2) Carrying handle
(3) Identification tags
(4) Motor disconnect switch (option)
(5) Circuit breaker type label
(6) Spring charge indicator
(7) Mechanical "CLOSE" button
(8) Rated current value
(9) Racking pictogram
(10) Make-break operations counter (option)
(11) Spring charging lever
(12) Racking handle
(13) Racking shaft

(14) Options label (page 2-1)
(15) Grounding terminal

(16) Position indicator (page 6-2)
(17) Table for ground-fault protection
(18) Key lock for racking handle
(19) Mechanical release of racking handle

(20) Trip unit (page 9-1)
(21) Rating plug
"OPEN" button or 
(22)
"EMERGENCY OPEN" mushroom pushbutton (option)
(23) Ready-to-close indicator
(24) Circuit breaker OPEN / CLOSED indicator
(25) Tripped indicator (reset button)
(26) Locking device "lock OPEN" (option)
(27) Front panel
(28) Secondary Disconnects
1 – 1

(page 13-3)

(page 2-1)

(page 6-7)

(page 6-4)

(page 9-13)

(page 6-7)

(page 6-7)

(page 6-9)