Overhaul Instructions
Assembling the circuit-breaker and commissioning
1HSB435409-201 enrev1
35
10. Assembling the circuit-breaker and commissioning
The circuit-breaker is assembled and commissioned in accordance with the
applicable assembly instructions for the circuit-breaker in question.
After assembling the circuit-breaker, check and note down the operating values.
Check carried out on the:________________________________
First overhaul.
Check the following
Measured values
Pole A
Pole B
Pole C
Closing time coil I
ms
ms
ms
Closing time coil II
ms
ms
ms
Opening time coil I
ms
ms
ms
Opening time coil II
ms
ms
ms
Close-Open times
(1)
(1) The circuit-breaker must not be operated Open-Close without an intermediate delay of 300 ms.
ms
ms
ms
Lowest control voltage to coil I
V
V
V
Lowest control voltage to coil II
V
V
V
Lowest control voltage from coil I
V
V
V
Lowest control voltage from coil II
V
V
V
Main circuit resistance
µΩ
µΩ
µΩ
Filling pressure
(2)
(2) Filling pressure according to rating plate.
MPa (abs)
MPa (abs)
MPa (abs)
Summary of Contents for SF6 LTB 245E1 BLG 1002A
Page 1: ...Product Manual 1HSB435416 2 en Rev 1 LTB 245E1 BLG 1002A 3 pole operation ...
Page 92: ...ABB Switchgear SF6 Circuit Breaker Circuit breakers HPL and LTB 1HSB445409 1 en0 Lubricants ...
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