Flowserve NRS 1-50 For ONE Electrode - Manual (Page 9)

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NRS 1-50
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Further conditions:
Ambient temperature
when system is switched on: 0 ° ... 55 °C
during operation: -0 ... 55 °C
Transport temperature
-0 ... +80 °C (< 00 hours), defrosting time of the de-energized equipment before it can be put into
operation: 4 hours.
Storage temperature
-0 ... +70 °C, defrosting time of the de-energized equipment before it can be put into operation:
4 hours.
Relative humidity
max. 95 %, no moisture condensation
Site altitude
max. 000 m
Approvals
EC Prototype approval PED Pressure Equipment Directive 97/3/EC
EN 95-, EN 953-09: Requirements made on limiting
equipment for boilers.
Functional safety IEC 6508: Functional safety of safety-related
SIL 3 electrical/electronic/programmable electronic systems
TÜV type approval VdTÜV Bulletin “Wasserstand 00” (= Water Level 00):
Requirements made on water level limiting & control equipment.
Type approval no. TÜV.SWB.XX-4
(see nameplate)
Marine applications Regulations of Germanischer Lloyd, Lloyd’s Register
Technical Data
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