Environmental Conditions; Installation; Warnings And Precautions Before The Installation; Mounting Of The Fixed Circuit-Breaker - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

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4 - Environmental conditions

Warnings and precautions

before the installation

Mounting of the fixed circuit-

breaker

Details related to this chapter are available in the manual

available on the website ABB library.

The following warnings and precautions must be respected before installing the circuit-breaker in the

switchgear

WARNING!

• Disconnect the power from the circuit-breaker (power circuit and auxiliary circuits)

• Make sure the circuit-breaker is disconnected from all sources of energy

• Switch the circuit-breaker to the open position with springs discharged

NOTE: The trained personnel in charge of handling and lifting must use appropriate safety

equipment.

Fix the circuit-breaker to a horizontal surface using 4 x M10 screws. See Figure 54.

Figure 54

WARNING! Emax2 E4.2 MS/DC-E circuit-breakers can only be installed in the vertical

position.

1SDH001330R1002

(Emax 2 engineering manual)

Management operations | 5 - Installation

ABB | SACE Emax 2

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