Viessmann PYROMAT ECO - Motorised Two-Way Valve; Motorised Three-Way Valve; Pumps

Motorised two-way valve
Part no. 7441 735
Used as control valve for flow rate control during DHW heating
Standard delivery:
■ Motorised 2-way valve incl. gaskets, with fittings
■ Valve drive SSY 319
Motorised three-way valve
Designation DN Part no.
Motorised three-way valve, VXG 48.25/SSY 319 25 7441 732
Motorised three-way valve, VXG 48.32/SQS 35.0 32 7441 731
Motorised three-way valve, VXG 48.40/SQS 35.0 40 7441 730
Standard delivery:
■ Motorised 3-way valve incl. gaskets, with fittings
■ Valve drive SSY 319 or SQS 35.0 (see following table)
Precise control characteristics and an airtight seal without leaks.
DN [mm]
Kvs [m
3
/h]
Servomotor 230 V Incl. complete fitting
25 10 SSY 319 R 1 – G 1½
32 16 SQS 35.0 R 1¼ – G 2
40 20 SQS 35.0 R 1½ – G 2¼
Note
No individual issue: only supplied as part of an overall system
Pumps
Wilo Stratos PICO high efficiency pumps
■ ECM technology and integral electronic output control for variable
differential pressure control
■ Pre-selectable control types for optimum output matching
■ Automatic setback mode
■ Integral motor overload relay
■ LCD screen showing continuous consumption in watts
■ Ventilation routine for automatic ventilation of the rotor chamber
■ Pump casing made from grey cast iron
■ ErP READY
■ System temperature from +2 °C to +110 °C (no icing up)
■ 1 × 230 V~, 50/60 Hz
■ IP rating: IP 44
Designation Part no. Rp
mm
Installed length
mm
Nominal pressure
Wilo Stratos PICO 25/1-4 7439 062 1 180 PN 10
Wilo Stratos PICO 25/1-6 7439 063 1 180 PN 10
Wilo Stratos PICO 30/1-4 7439 064 1¼ 180 PN 10
Wilo Stratos PICO 30/1-6 7439 065 1¼ 180 PN 10
Note
We reserve the right to select the pump manufacturers and types.
No individual issue: Only supplied as part of an overall system.
Installation accessories
(cont.)
PYROMAT ECO
27
5822 546 GB
4