Fm Approval Plate; Safety - Grundfos S Serie Notice D'installation Et De Fonctionnement

3.6 FM approval plate

Fig. 4 Approval plate of explosion-proof pumps
According to NEC500 the following classification applies
for this electrical equipment
:
FM approval symbol.
Permitted for locations where flammable gases or
Class I
vapors may be present.
Permitted for locations where flammable or
combustible gases can exist under normal operating
Division 1
conditions or because of repair, breakdown or faulty
operation of equipment.
Group C Permitted for specific gases or vapors of Group C
and D and D that will be present.
Temperature class (T code).
T3C
Surface temperature max. 320 °F (160 °C).
Type FM listing code (e.g. S50X13.5/4.60).
Production year, week and serial number
yyww/no
(e.g. 1052/123456).
3.6.1 FM certification and classification
Pump Approval
Class I Division 1 Group C and D Hazardous
50-70
(Classified) Locations. Temperature class T3C.

4. Safety

Warning
Pump installation in pits must be carried out by
specially trained persons.
Warning
Persons must not enter the installation area when
the atmosphere is explosive.
Warning
It must be possible to lock the mains switch in
position 0. Type and requirements as specified in
National Electrical Code and all local codes.
For safety reasons, all work in pits must be supervised by a
person outside the pump pit.
Pits for submersible sewage and wastewater pumps contain
sewage and wastewater with toxic and/or disease-causing
substances. Therefore, all persons involved must wear
appropriate personal protective equipment and clothing and all
work on and near the pump must be carried out under strict
observance of the hygiene regulations in force.
Warning
For some installation types, the surface
temperature may be up to 194 °F (90 °C).
Warning
Make sure that the lifting eye bolts are tightened
before attempting to lift the pump. Tighten if
necessary. Carelessness during lifting or
transportation may cause injury to personnel or
damage to the pump.
Warning
Make sure the rated lifting capacity of the lifting
equipment (lifting chain etc.) is adequate before
attempting to lift the pump.
The rated lifting capacity of the lifting equipment
is marked in the identification label. The weight
of the pump is marked in the pump nameplate.
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