Table 4: Unit and pipe name plate information
Refrigerant charge
Weight of the refrigerant charge on the unit.
This is only stated if the unit includes an evaporator and/or a
condenser.
Pressure system
The low-pressure side of the unit piping system is referred to
as the LP side.
The high-pressure side of the unit piping system is referred to
as the HP side.
Category
For EC PED approval:
The maximum category of the piping system (CAT 1, 2, or 3)
or of the assembly unit and piping (CAT 3 or 4).
Allowable pressure, max.
The maximum pressure (pressure relative to atmospheric
pressure) that the unit/piping system has been designed for
in terms of pressure strength design.
The maximum practical operation pressure is lower than the
maximum allowable pressure depending on the operating
conditions and safety equipment settings.
Test pressure
The test pressure that the unit/piping system has been
strength tested with.
Allowable temperature, min./
max.
The minimum and the maximum temperatures that the
unit/piping system has been designed for at the indicated
maximum allowable pressures.
CE xxxx
The CE mark appears on the name plate for EC PED approval
only.
The four digits make up the registration number of the
notified body or third party in charge.
Ex
If the unit is designed in accordance with the EC ATEX
directive there is an Ex mark on the name plate.
EAC
TheEurAsian Conformity mark (EAC) indicates that the unit
is in compliance with all relevant technical regulations of the
Eurasian Customs Union.
Note:
Locate the main supply voltage on the motor and/or electrical name plate.
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SAB 283-355 A-Frame OHU 6042 and OHU 7650 (including ATEX) Screw Compressor Unit
