Aclara SGM1400 Series, Руководство пользователя

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S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l – S M E T S 2
9
Chapter 3 • Physical Components
CHAPTER
3
P
HYSICAL
C
OMPONENTS
The SGM1400-B Series smart meter family comprises of a single phase and single
phase with 2 A relay output. The main physical features of a SGM1400-B Series
meter are shown below.
Enclosure and Covers
The SGM1400-B Series meters use a thermally stable, UV-protected
polycarbonate enclosure that is double insulated to protective Class II. The
enclosure provides an Ingress Protection Rating of IP54 in accordance with IEC
60529. The following cover segments are constructed of Polycarbonate 10% GF
(Grade Lexan 503RS):
• Meter cover - When the meter is fully installed, the main cover cannot be
removed while the terminal cover is fitted to the meter.
• Terminal cover - Protects the terminal screws from external contact. Inside
the terminal cover is a diagram identifying the connections on the terminal
block. This includes a schematic diagram and description of all physical
elements on the terminal block, the arrangement of active and neutral
terminals for the conductors, and an identifying number defining the specific
variant of terminal.