REFU Elektronik GmbH
REFUsol 48K-UL
9
2.3.2
Medical and First Aid Treatment
Personnel working in and around operating power generation equipment should be trained in arc flash
hazard, fire extinguisher selection and use, first aid, cardiopulmonary resuscitation (CPR), and automated
external defibrillator (AED) use when each is applicable.
2.3.3
Safety Equipment Requirements
Authorized service personnel performing operations on this unit should have the following minimum safety
equipment available:
Consult NFPA 70E, or applicable local standards, for PPE requirements on switch gear operating
Electrical hazard footwear (ANSI Z41/Z85 rated)
Lockout Tagout (LOTO) Kit
Appropriate meter to verify the circuits are safely de-energized (1000 VAC and DC rated, minimum)
Any other equipment as applicable to your operation as required by national, state, and local
regulations
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2.3.4
Electrical Safety
DANGER
Risk of electrical shock. High voltages are present in the inverter cabinet.
Put DC disconnect into OFF position when working on the unit.
To completely deenergize the DC input conductors, if necessary invoke an
additional equipment disconnecting means, or remove the fuses from an
external combiner box.
Wait 15 minutes to discharge high voltage before working of the inverter.
Put AC disconnect into OFF position.
DANGER
Risk of electrical shock
All electrical installations should be accomplished in accordance with
applicable national or local standards.
DANGER
Risk of electrical shock
Before connecting the inverter to the electrical utility grid, your utility
company must grant approval. Only qualified electricians should make the
connection to the utility grid.
