Operating Mechanism - ABB HPA 12kV Instruction For Installation, Service And Maintenance

SPRING MECHANISM
SR. NO. ITEM DESCRIPTION
1 & 2 Trip free device top
3 Upper shaft assembly
4 Link or pull rod
5 Opening spring
6 Bottom shaft assembly
7 Insulating links
8 Spring
9 Driver
10 A) Stopper or M16 X 50
Hex socket head
Grub screw
B) M16 nut
C) M16 spring washer
11 Closing spring
12 Link
13 Contact
14 & 15 Trip free device (bottom)

OPERATING MECHANISM

SR. NO. ITEM DESCRIPTION
1 Closing coil
2 Closing Damping device
3 Micro switch
4 Fixing bolts for
Operating device tripping coil
5 Short cover
6 'O' ring
7 Density switch
8 Auxiliary contact
9 Motor
10 Indicating plate assly.
11 Counter
*Please specify voltage.
@ If density Switch is used, short cover will be supplied in place of refilling vent
PART NO.
IN 5436 0001 - A
IN 5439 0002 - D
IN 2104 00101 - AK
IN 2192 0002 - D
IN 5439 0002 - B
will not be supplied loose
IN 2192 0001 - 21
IN 2184 0002 - 34
IN 2122 2768 - 50
IN 2126 2768 - 124
IN 2154 2022 - 9
IN 2192 0002 - B
IN 2194 0001 - AE
will not be supplied loose
IN 5436 0001 - B
PART NO.
IN 5274 0001 - A*
IN 5256 0711 - 4
IN 5445 0744 - A
IN 5274 0001 - A*
IN 5428 0002 - 2@
IN 2152 2018 - 10@
IN 5663 0162 - 1
IN 5218 0004 - 1
IN 4461 0002 - E*
IN 5428 0001 - M
IN 5692 0501 - 2
(8)