Kessel Aqualift F Installation Manual page 9

Electrical explosion protective shield MTL 7787+
Highest value: Uo = 15,8 V
Io = 93 mA
Ro = 300 Ω
Po = 0,65 W
Co = 0,083 µF
Lo = 3,5 mH
Lo/Ro = 56 µH/Ω
Electrical explosion protective shield MTL 7789+
Highest value: Uo = 28 V
Io = 93 mA
Ro = 300 Ω
Po = 0,33 W
Co = 0,083 µF
Lo = 16 mH
Lo/Ro = 106 µH/Ω
Twin pump
Electrical circuit EEx ia IIC – protection type
Connection jacks AUS, ON1, ON2, ALARM
Highest value: Uo = 28 V
Io = 93 mA
Ro = 300 Ω
Po = 0,33 W
Co = 0,083 µF
Lo = 16 mH
Lo/Ro = 106 µH/Ω
Installation / Assembly
• All appropriate local and national codes must be followed
• Regulations (including safety regulations) concerning the installa-
tion must be followed
• Also consider the installation and assembly instruction of non-
ATEX relevant units
Specific conditions for safe operation
none
Upkeep / Maintenance
• Removal of the control unit cover reduces the water / moisture
proof effectiveness of the control unit. In the case that the control
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.
3. Technical Data
• After maintenance is completed on the control unit, it is important
that the control unit cover is properly closed and secured.
• No changes should be made to the control unit – such as removal
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 manufac-
turer.
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
Motor U
Motor V
Motor W
Motor1/2 (twin pump unit)
Motor ½ PE main power connection (4 x power jacks)
Motor ½ U
Motor ½ V
Motor ½ W
9
mains power connection (grey double jacks)
}
T1 protection
T2 protection max 4kW
T3 protection
}
T1 protection ½
T2 protection ½ max 4kW
T3 protection ½