Safety Warnings; Product Safety Category - Measurement Connection; Voltage; Cat Iv - Megger DLRO10HD Guia Del Usuario

1. Safety Warnings

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WARNING, POSSIBILITY OF ELECTRIC SHOCK
G
CAUTION (USER GUIDE MUST BE CONSULTED)
These warnings must be read and understood before Use:
ƒ Do not connect any test leads before the adapter is correctly fastened to a DLRO10HD(X).
ƒ Before removing the adapter from a DLRO10HD(X), ensure all test leads are disconnected.
ƒ Inspect the adapter before fitting. Do not use the adapter if it shows any signs of damage.
ƒ Always ensure the adapter is kept clean and dry inside and out before every use.
ƒ When closing the DLRO10HD(X) top lid, ensure that all test leads are removed.
ƒ Use only suitably rated test leads supplied by Megger Instruments Limited.
ƒ Check test leads are in good condition before use.
ƒ Read the safety warnings provided with the DLRO10HD(X) and with the leadset before use.

1. 1 Product Safety Category - Measurement Connection

Only Megger supplied test leads designed for this instrument provide the full safety rating.

1. 1. 1 Voltage

The rated measurement connection voltage is the maximum line to earth voltage at which it is safe to
connect.

1. 1. 2 CAT IV

Measurement category IV: Equipment connected between the origin of the low-voltage Mains Power
supply and the distribution panel.

1. 1. 3 CAT III

Measurement category III: Equipment connected between the distribution panel and the electrical
outlets.

1. 1. 4 CAT II

Measurement category II: Equipment connected between the electrical outlets and the User's
equipment. Measurement equipment may be safely connected to circuits at the marked rating or
lower. The connection rating is that of the lowest rated component in the measurement circuit.
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