High-efficiency pump Wilo-Varios PICO-STG, electronically controlled. Maintenance-free glandless circulator with screwed connection, blocking-current proof synchronous motor according to ECM technology and built-in electronic power control for variable differential pressure control. Can be used for all heating and air-conditioning applications, as well as for solar and geothermal systems.
Standard-equipped with:
– Preselectable control modes for optimum load adjustment:
– Differential pressure constant (Δp-c), 3 pre-defined pump curves
– Differential pressure variable (Δp-v), 3 pre-defined pump curves
– Constant speed (3 speed stages)
– External control by iPWM GT (Heating/Geothermal) or iPWM ST (Solar) signal
– Sync function (manual programming mode) for reprogramming the pump in the event of replacement
– Manual pump venting function for venting the rotor chamber
– Manual restart
– LED display
– Display of selected control mode und pump curve
– Status display during venting and manual restart
– LED coding during the sync function
– Operation and fault display
– Integrated motor protection
– Automatic deblocking function
– Electrical connection cable with 3-pole plug connection and Wilo-Connector
– PWM connection
– Cataphoretically-coated pump housing
Operating Data
Fluid media: Water 100 %
Fluid temperature: 20.00 °C
Requested flow:
Requested head:
Min. fluid temperature: -10 °C
Max. fluid temperature: 95 °C
Min. ambient temperature: -10 °C
Max. ambient temperature: 40 °C
Maximum operating pressure: 10 bar
Minimum suction head at 50 °C: 0.5 m
Minimum suction head at 95 °C: 3 m
Minimum suction head at 110 °C: 10 m
Motor data
Energy efficiency index (EEI): ≤ 0.2
Emitted interference: EN 61000-6-3
Interference resistance: EN 61000-6-2
Mains connection: 1~230V/60 Hz
Power consumption: 50 W
Min. speed: 2,340 1/min
Max. speed: 4,366 1/min
Protection class motor: IPX4D
Threaded cable connection: 1 x PG11
Materials
Pump housing: EN-GJL-200
Impeller: PP-GF40
Shaft: 1.4122
Bearing: Carbon, metal-impregnated
Installation dimensions
Pipe connection on the suction side: G 1, PN 10
Pipe connection on the discharge side: G 1, PN 10
Port-to-port length: 130 mm
Ordering information
Brand: Wilo
Product description: Varios PICO-STG 15/1-7
Net weight, approx.: 1.55 kg
Article number: 4215540
