Safety precautions, 3 safety precautions, Electric shock – SMA SMC 9000TL Installation User Manual

Page 12: Burn hazards, Environmental influences, Electrostatic discharge

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12

SMC9-11TLRP-IA-en-51

Installation Manual

2 Safety

SMA Solar Technology AG

Electric Shock

SiHiw_Stromschlag durch hohe Spannungen

High voltages are present in the live components of the inverter. Touching these components can
cause fatal electric shock.

• Always disconnect the inverter from voltage sources before performing any work on it as

described in this document (see section 9).

SiHiw_nicht geerdetes PV-Modul

Touching an unearthed PV module or an array frame can cause a fatal electric shock.

• Connect and earth the PV modules, array frame and electrically conductive surfaces so that there

is continuous conduction. Observe the applicable local regulations.

Burn Hazards

SiHiw_Verbrennungen durch Gehäuseteile

Some parts of the enclosure can become hot during operation.

• During operation, touch the inverter on the enclosure lid only.

Environmental Influences

SiHiw_ESS_Dichtigkeit

When closed and with the ESS plugged in, the inverter has the degree of protection IP65.
If the ESS is not plugged in or incorrectly plugged in during operation, moisture and dust can
penetrate the inverter. If the ESS is not correctly plugged in, this can cause contacts in the ESS to wear
or the ESS might fall out of the socket. This can result in yield loss and damage to the ESS.

• If the ESS is not plugged in, the inverter must be protected against moisture and dust.
• After performing any work on inverters, plug the ESS back in as follows:

– Do not tighten the screw inside the ESS.
– Firmly plug in the ESS until it is flush with the enclosure.
– Ensure that the gap between the ESS and the enclosure is no more than 1 mm.

Electrostatic Discharge

SiHiw_Vor Berühren erden

Touching electronic components can cause damage to or destroy the inverter through electrostatic
discharge.

• Earth yourself before touching any components.

2.3

Safety Precautions

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