Grundfos CU 301 Mode D'emploi page 27

Factory settings
Alarm
0.5 hp
Overvoltage
280 VAC
1)
Speed
reduction: 198 V
Undervoltage
Stop limit: 150 V Stop limit: 150 V Stop limit: 150 V Stop limit: 150 V Stop limit: 75 V
300 W
Dry-running
stop
2)
550 W
Dry-running
"Active" (Grundfos GO Remote setting). See section
protection
Speed
In connection with undervoltage or overload
reduction
Stop limit:
140 °F (60 °C)
Electronics
temperature
Restart:
122 °F (50 °C)
Overload 5.2 A
Sensor alarm "No sensor used" (Grundfos GO Remote setting). See section
1) 200-240 V motors: Operation is guaranteed up to 280 VAC.
100-115 V motors: Operation is guaranteed up to 150 VAC.
In order to avoid unnecessary stops, the overvoltage stop limit is as stated.
2) Applies only to 10 SQE-160.
Accuracy of Grundfos GO Remote readings
Display
Actual pressure
Speed
Temperature
Power input and power
consumption
Sensor
The sensor signal accuracy depends on the
sensor type. See the sensor specifications in
question.
Related information
3.2 Electrical connection
5.7 Dry-running protection
5.7 Dry-running protection
5.8 Position of LEDs
6.3.7 Dry-running stop
6.3.3 Analog input 1
8.1 Troubleshooting with Grundfos GO Remote
200-240 V motors
0.75 hp 1.0 hp
280 VAC 280 VAC
Speed Speed
reduction: 198 V reduction: 207 V
680 W 800 W
Stop limit: Stop limit:
149 °F (65 °C) 149 °F (65 °C)
Restart: Restart:
131 °F (55 °C) 131 °F (55 °C)
8.4 A 11 A
Accuracy
± 1.4 psi
± 1 %
± 5 %
± 5 %
100-115 V
motors
1.5 hp 0.5 hp
280 VAC 150 VAC
Speed Speed
reduction: 207 V reduction: 90 V
900 W 300 W
5.7 Dry-running protection.
Stop limit: Stop limit:
158 °F (70 °C) 158 °F (70 °C)
Restart: Restart:
140 °F (60 °C) 140 °F (60 °C)
12 A 12 A
6.3.3 Analog input 1.
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