Inspection intervals
Operating and Maintenance Instructions
12
1HSB435409-100 en1
3.4 Maintenance category C
To be inspected
Inspection interval
Measures / Instructions /
Tools
1.
Ocular inspection
15 years or 5,000 mech. CLOSE/
OPEN operations.
Check external cleanliness, heater
element function, gas pressure, valves
and drainage holes.
No special tools needed.
See
Chapter 2.1.3
and
Chapter 2.1.4
and 1HSB515409-100 for BLG 1002A
or 1HSB535409-100 for BLK 222.
2.
Rating plates
15 years or 5,000 mech. CLOSE/
OPEN operations.
Make a note of the serial number.
3.
Operation counter
15 years or 5,000 mech. CLOSE/
OPEN operations.
Make a note of the number of
operations.
4.
SF
6
gas
•
Filling of gas (if
necessary)
•
Dew point at normal
gas pressure in the
circuit-breaker.
15 years or 5,000 mech. CLOSE/
OPEN operations.
Gas filling equipment.
See Assembly instruction for applicable
circuit-breaker, ch 6.
Dew point maximum - 5
˚C
at rated
filling pressure and + 20
˚C
temperature.
5.
Insulators
•
Visual inspection and
cleaning.
15 years or 5,000 mech. CLOSE/
OPEN operations.
Spray and rub the insulators clean.
Check cementing, bolts and nuts.
Spray equipment, clothes and
wrenches.
See
Chapter 2.1.4
Содержание SF6 LTB 245E1 BLG 1002A
Страница 1: ...Product Manual 1HSB435416 2 en Rev 1 LTB 245E1 BLG 1002A 3 pole operation ...
Страница 63: ...ABB Switchgear SF6 Circuit Breaker Circuit breakers HPL and LTB 1HSB445410 100 en rev1 Check list assembly ...
Страница 68: ...ABB Switchgear SF6 Circuit Breaker Type LTB E 1HSB435409 100 enrev1 Operating and Maintenance Instructions ...
Страница 92: ...ABB Switchgear SF6 Circuit Breaker Circuit breakers HPL and LTB 1HSB445409 1 en0 Lubricants ...
Страница 94: ...Lubricants 1HSB445409 1 en0 i LIST OF CONTENTS 1 General 1 1 1 Safety instructions 1 2 Oil 3 3 Grease 5 ...
Страница 100: ...ABB Switchgear SF6 Circuit Breaker Operating Mechanism type BLG 1002A 1HSB515409 100 en rev2 Maintenance ...
Страница 184: ...ABB Switchgear SF6 Circuit Breaker Operating mechanism type BLG 1002A 1HSB515409 200 en rev2 Spare Parts ...
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