Hazardous Location - North American Approval (Culus) - ABB Ability 800xA Series User Manual

2 Hardware Installation
2.3 Installation in Hazardous Locations
• Additional precautions have to be taken if the presence of hydrosulphide, ethylene
oxide and/or carbon monoxide is to be expected. Those substances are of a vary
low ignition energy.
• Icing is not permitted.
Table 2.3: Pair of Values for Fieldbus Voltage and Current for Intrinsic Safety Fieldbus
(ic):
Fieldbus voltage
Fieldbus current
Make sure that the sum of power supply voltage and fieldbus supply voltage does
not exceed 60 V DC.
Explosion hazard - Do not disconnect equipment unless the power has been removed
or the area is known to be non-hazardous.
Observe relevant national regulations, standards and directives.
This manual does not supersede the relevant national regulations, standards and
directives. These must be observed and have to be applied according to the national
conditions.
2.3.2

Hazardous Location - North American Approval (cULus)

If indicated on the device label, the LD810 HSE Ex is suitable for use in Class 1, Division
2, Groups A, B, C, and D hazardous or non-hazardous locations.
The device must be installed in a protective enclosure which meets the requirements for
resistance to impact and IP54 according to IEC 60529.
Marking for explosion protection: Class I, Div. 2, Groups A, B, C, D
The cULus Certificate of Compliance number is 20151215-E356500.
Explosion hazard - Do not disconnect equipment unless power has been removed
or the area is known to be non-hazardous.
Explosion hazard - Substitution of any components may impair suitability for Class I,
Division 2.
2PAA114135-610
Pair 1
U = 14 V DC
i
l = 570 mA
i
Pair 2
U = 17.5 V DC
i
l = 319 mA
i
Pair 3
U = 32 V DC
i
l = 100 mA
i
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