00
II
0
I
0
I
IF THIS SWITCHGEAR IS USED AS AN
INCOMING FEEDER DO NOT CLOSE
THE EARTING SWITCH BEFORE CUTTING
DOWN THE ENERGY FROM PREVIOUS STATION
!
DO NOT INTERFERE WITH THE EARTHING
MECHANISM WHILE THE LOAD BREAK
SPRING IS CHARGED
!
OPERATIONAL
DIAGRAM
I
0
I
0
0
0
CLOSE
THE SWITCHGEAR
DOOR
OPEN
THE EARTHING
SWITCH
THE SWITCH
DISCONNECTOR
CLOSE
IS THERE ANY
OPERATION ON
THE SWITCHGEAR?
YES
NO
CHARGE
THE SPRING
(DISCONNECTOR)
CHARGE
THE SPRING
(CB)
CLOSE
THE CIRCUIT
BREAKER
OPEN
THE CIRCUIT
BREAKER
THE SWITCH
DISCONNECTOR
OPEN
CLOSE
THE EARTHING
SWITCH
OPEN
THE SWITCHGEAR
DOOR
1.ORGANİZE SANAYİ BÖLGESİ OĞUZ CAD. NO: 6
06935 SİNCAN / ANKARA TÜRKİYE
TEL: +90 312 267 07 12 FAX: +90 312 267 05 17
ULUSOY ELEKTRİK A.Ş.
www
www.eaton.com /
Standar
d
:
IEC 62271-200
Protect on Degree: IP3X
HMH24-04 Test to be Carried out Before Energizing the Switchgear
HMH24-04 Checkings Before Energizing the Switchgear
Place the switchgear front door.
Check if there are any foreign objects within the switchgear.
Check the connection points of the switchgear.
Ensure that toroid current transformers are connected properly, if any.
Ensure that front door is placed firmly.
If the front door is not placed firmly, operating handle/lever cannot be inserted.
Padlock
Housing
Disconnector and Earthing
Switch Mimics (indicators)
Operating Hole
for Spring Charging
ON (I)
Button
OFF (0)
Button
Operating Hole
for Earthing Switch
Ulusoy HMH24-04 Incoming/Outgoing Switchgear with Circuit Breaker User Manual
www.eaton.com
5
