Commissioning; Operator Responsibilities; Commissioning In Explosive Atmospheres; Connection Of Signal Transmitters Within Potentially Explosive Atmospheres - Wilo Control MS-L Series Installation And Operating Instructions Manual

8

Commissioning

8.1

Operator responsibilities

8.2 Commissioning in explosive atmo-
spheres
8.3 Connection of signal transmitters
within potentially explosive at-
mospheres
8.4

Activating the device

Installation and operating instructions Wilo-Control MS-L
Commissioning
ƒ
Provide installation and operating instructions at the switchgear or at a place spe-
cially reserved for it.
ƒ
Make the installation and operating instructions available in a language the person-
nel can understand.
ƒ
Make sure that the installation and operating instructions are read and understood
by all personnel.
ƒ
The installation site of the switchgear is overflow-proof.
ƒ
The switchgear must be properly fused and earthed.
ƒ
The signal transmitter must be installed and set in accordance with the system doc-
umentation.
ƒ
Observe the minimum water submersion of the connected pumps.
ƒ
Safety devices (incl. emergency off) of the entire system are switched on and
checked for trouble-free operation.
ƒ
The switchgear is suitable for use under the specified operating conditions.
The switchgear may not be put into operation in potentially explosive atmospheres!
DANGER
Risk of explosion if the switchgear is installed in potentially explosive
areas!
The switchgear does not have its own explosion protection class and must always be
installed outside of potentially explosive areas! The connection must be made by a
qualified electrician.
DANGER
Risk of explosion if signal transmitters are installed in potentially explos-
ive areas!
The switchgear does not have an intrinsically safe circuit for connecting the signal
transmitters. The signal transmitters must always be installed outside of potentially
explosive areas! The connection must be made by a qualified electrician.
NOTICE
Integrated rotating field monitoring
The switchgear monitors the rotating field at the mains connection. There is an aud-
ible and visual error message if the mains connection has a counter-clockwise rotat-
ing field:
• Continuous tone via the integrated buzzer.
• All LEDs flash anticlockwise as running light.
NOTICE
Operating mode after power failure
Following a power failure, the switchgear will automatically start up in the last oper-
ating mode set.
‡
Switchgear is closed.
‡
Installation carried out correctly.
‡
All signal transmitters and consumers are connected and installed.
‡
Switching points set correctly.
en
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