Technical Data - Grundfos LCD 108 Installations- Und Bedienungsanleitung

10. Technical data

Voltage variants, nominal voltages
• 1 x 230 V.
• 3 x 230 V.
• 3 x 400 V.
Voltage tolerances for LCD 108
- 15 %/+ 10 % of nominal voltage.
See also installation and operating instructions for the pump in
question.
Mains frequency for LCD 108
50/60 Hz. See also installation and operating instructions for the
pump in question.
Supply system earthing
For TN systems and TT systems.
Rated insulation voltage, U
i
4 kV.
Rated impulse withstand voltage, U
4 kV.
Back-up fuse
Depending on variant, see nameplate.
Control circuit fuse
Direct-on-line starting:
Fine-wire fuse: 250 mA / F / 32 mm x ∅6 mm.
Star-delta starting:
Fine-wire fuse: 1 A / F / 32 mm x ∅6 mm.
Ambient temperature
• During operation: -30 to +50 °C
(must not be exposed to direct sunlight).
• In stock: -30 to +60 °C.
Enclosure class
IP65.
EMC (electromagnetic compatibility)
According to EN 61 000-6-2 and EN 61 000-6-3.
Cabinet LCD 108 for direct-on-line starting
• External dimensions:
Height = 410 mm, width = 278 mm, depth = 150 mm.
• Material: ABS (Acrylonitrile butadiene styrene).
• Weight: Approx. 5 kg, depending on variant, see nameplate.
Cabinet LCD 108 for star-delta starting
• External dimensions:
Height = 650 mm, width = 500 mm, depth = 225 mm.
• Material: Painted steel cabinet.
• Weight: Approx. 30 kg, depending on variant, see nameplate.
Outputs for alarm devices
Max. 230 VAC / max. 2 A / min. 10 mA / AC1.
imp
25