Kessel Aqualift F Anleitung Für Einbau, Bedienung Und Wartung Seite 49

Single pump type
Electrical circuit
Connection jacks OFF, ON, ALARM
Electrical explosion protective shield MTL 7787+
Highest value:
Electrical explosion protective shield MTL 7789+
Highest value:
Twin pump
Electrical circuit
Connection jacks OFF, ON1, ON2, ALARM
Highest value:
Installation / Assembly
• All appropriate local and national codes must be followed
• Regulations (including safety regulations) concerning the instal-
lation must be followed
• Also consider the installation and assembly instruction of non-
ATEX relevant units
Particular conditions for safe operation
none
3. Technical data
EEx ia IIC – protection type
Uo = 15.8V,
Io =93 mA
Ro = 300 Ohms,
Po = 0.65 W
Co = 0.083 uF,
Lo = 3.5 mH,
Lo/Ro = 56 uH / Ohm
Uo = 28V,
Io =93 mA,
Ro = 300 Ohms,
Po = 0.33 W
Co = 0.083 uF,
Lo = 16 mH,
Lo/Ro = 106 uH / Ohm
EEx ia IIC – protection type
Uo = 28V,
Io = 93 mA,
Ro = 300 Ohms,
Po = 0.33 W
Co = 0.083 uF,
Lo = 16 mH,
Lo/Ro = 106 uH / Ohm
49
Upkeep / Maintenance
• Removal of the control unit cover reduces the water / moisture
proof effectiveness of the control unit. In the case that the con-
trol unit is in a very moist, humid or splash endangered area, make
sure to disconnect power to the control unit before handling or
maintenance work is attempted. Removing the cover of the con-
trol unit should only be done by a licensed service professional.
• After maintenance is completed on the control unit, it is impor-
tant that the control unit cover is properly closed and secured.
• No changes should be made to the control unit – such as remo-
val of the protective cover. Control unit repairs are not possible.
In the case that the control unit does not function or is damaged,
please contact the manufacturer.
• If required, data sheets, EG – certifications, User´s Manuals and
EG conformity certifications can be requested form the manu-
facturer.
3.3.4 Control unit outputs
„Malfunction" relay
Change over contact; opener, middle contact, closer each with max
42 Volt ac dc / 0.5 Amp
„Alarm" relay
Change over contact; opener, middle contact, closer each with max
42 Volt ac dc / 0.5 Amp
Motor (single pump unit)
Motor PE mains power connection (grey double jacks)
Motor U T1 protection
Motor V T2 protection
Motor W T3 protection
Motor1 / 2 (twin pump unit)
Motor 1 / 2 PE main power connection
(4 x power jacks)
Motor 1 / 2 U T1 protection for pump1 and 2
Motor 1 / 2 V T2 protection for pump 1 and 2
Motor 1 / 2 W T3 protection for pump 1 and 2
}
max 4kW
}
max 4kW