Circulation pump Wilo-Varios -STG 25/1-7 130

Wilo-Varios PICO-STG 25/1-7-130 highest efficiency pump

Meet the Wilo-Varios PICO-STG electronically controlled glandless circulating pump, which enables stepless differential pressure control thanks to ECM technology and built-in capacity control. The maintenance-free unit features a current-locking synchronous motor and a threaded connection, making it ideal for use in all heating and air-conditioning systems, including solar and geothermal systems

Standard features available

• Choice of control mode
  • Constant differential pressure (Δp-c) - 3 defined pump characteristics
  • Variable differential pressure (Δp-v) - 3 defined pump characteristics
  • Constant speed - 3 speed stages
  • External control by signal iPWM GT (heating/geothermal energy) or iPWM ST (solar energy)
• Sync function - manual programming mode to reprogram the pump at replacement
• Manual venting function for the impeller chamber
• Manual restart
• LED display showing selected control type, pump characteristics, venting status and error codes
• Built-in motor protection and automatic deblocking function
• Electrical power cable with 3-pole plug and Wilo-Konector
• PWM connection
• Cataphoresis-coated pump body

Operating data

Parameter	Value
Min. temperature of the pumped liquid (Tmin)	-10 °C
Max. temperature of the pumped liquid (Tmax)	95 °C
Ambient temperature (min)	-10 °C
Ambient temperature (max)	40 °C
Max. operating pressure (PN)	10 bar
Minimum inlet height for 50 °C	0,5 m
Minimum inlet height for 95 °C	3 m
Minimum inlet height for 110 °C	10 m

Motor data

Parameter	Value
Energy efficiency index (EEI)	≤ 0,20
Mains connection	1~230 V ±10%, 50/60 Hz
Rated powerP2	38 W
Speed (min)	2340 1/min
Speed (max)	4366 1/min
Power consumption (P1 min)	1 W
Power consumption (P1 max)	50 W
Interference generation	EN 61000-6-3
Interference immunity	EN 61000-6-2
Electromagnetic compatibility	EN 61800-3
Insulation class	F
Degree of protection	IPX4D
Cable gland	1 x PG11

Materials and construction

• Pump body: grey cast iron
• Impeller: PP-GF40
• Shaft: Stainless steel
• Bearing material: Sintered carbon, metal impregnated

Installation dimensions

• Suction side connection: G 1½
• Discharge side connection: G 1½
• Installation length _L0: 130 mm

Additional information

• Manufacturer: Wilo
• Product name: Varios PICO-STG 25/1-7-130
• Net weight: approx. 1.7 kg
• Article number: 4215541

We invite you to purchase the highest efficiency pump Wilo-Varios PICO-STG 25/1-7-130 in the store SPS24.eu. Thanks to advanced ECM technology, electronic capacity control and a number of features to optimize operation, this pump is the ideal solution for modern heating, air conditioning, solar and geothermal installations