B&R Industrial Automation GmbH Power Panel 65, Руководство пользователя

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Standards and certifications • Climate conditions
Power Panel 65 User's manual V2.21 93
5.6.5 Temperature fluctuations in operation
Test carried out in accor-
dance with
EN 60068-2-14
Limits in accordance with
EN 61131-2
Open devices: These can al-
so have a housing and are in-
stalled in control cabinets
3 hours at 5°C and 3 hours at 55°C, 5 cycles, temperature gradient 3°C / min, the unit
is occasionally supplied with voltage during testing, duration approximately 30 hours
Closed devices: These are de-
vices whose data sheet spec-
ifies a surrounding housing
(enclosure) with appropriate
safety precautions
3 hours at 5°C and 3 hours at 55°C, 5 cycles, temperature gradient 3°C / min, the unit
is occasionally supplied with voltage during testing, duration approximately 30 hours
5.6.6 Humid heat, cyclic
Test carried out in accor-
dance with
EN 60068-2-30
Limits in accordance with
EN 61131-2
Alternating climate 24 hours at 25°C / 55°C and 97% / 83% RH, 2 cycles, then 2 hours acclimatization, function testing and insulation
duration approx. 50 hours
5.6.7 Constant humid heat (storage)
Test carried out in accor-
dance with
EN 60068-2-3
Limits in accordance with
EN 61131-2
Damp heat, constant
(storage)
48 hours at 40°C and 92.5% RH, then insulation test within 3 hours,
duration approx. 49 hours
5.6.8 Sprayed water (front side)
Test carried out in accor-
dance with
UL 508
Limits in accordance with
NEMA 250 type 4X
Sprayed water (front side) Sprayed with a 25.4 mm (diameter) nozzle
Distance: 3 to 3.7 m (all angles), water volume: 246 liters/minute
Duration: 48 seconds, 5 seconds minimum