3. Safety
3.9 Applicable standards and directives for installation, assembly, commissioning:
BGI 753 (SF₆ plants and equipment in Germany)
■
IEC 61634 (Handling of SF₆ gas)
■
IEC 60376 (New SF₆ gas, technical grade SF₆ gas)
■
EN
IEC 60480 (Used SF₆ gas)
■
CIGRE report 276, 2005 (Practical SF₆ gas handling instructions)
■
Leaks during operation:
IEC 60376 (New SF₆ gas, technical grade SF₆ gas)
■
IEC 60480 (Used SF₆ gas)
■
CIGRE 2002 ("SF₆ gas in the electrical industry")
■
3.10
Labelling, safety marks
Product label (example)
Model designation
Position and number of switch points
Measuring range
Permissible ambient temperature
Electrical characteristics
Article number
Date of manufacture
IP class
10
SF
is a colourless and odourless, chemically neutral, inert and non-flamma-
6
ble gas which is approx. five times heavier than air, non-toxic and not harmful
to the ozone layer.
Detailed information is given in IEC 60376 and IEC 61634.
Gas Density Monitor GDM-RC-100
S1: 0.61 MPa @ 20 ℃ SF6 , Falling
S2: 0.55 MPa @ 20 ℃ SF6 , Falling
S3: 0.55 MPa @ 20 ℃ SF6 , Falling
S4: 0.67 MPa @ 20 ℃ SF6 , Rising
RANGE: -0.1 ... 1.15 MPa @ 20 ℃ SF6
T
: -40...70 ℃ @ max. 5 A
a
>70...80 ℃ @ max. 1 A
12...250 V AC (50...60Hz) / DC
max. 5 A @ 250 V AC / 30 V DC
max. 0.25 A @ 250 V DC
Product/E- No.: 64408712
WIKA Alexander Wiegand SE & Co. KG
63911 Klingenberg
Before mounting and commissioning the instrument, ensure you read
the operating instructions!
11/19 IP65
WIKA operating instructions, model GDM-RC-100