Wilo-TOP-Z

Wilo-TOP-Z Wet-rotor circulation pump with threaded or flanged connection.

Overview Model overview Those. information Download Colors DOP

Direction of rotation indicator lamp for indicating the correct direction of rotation (only on 3~)
With thermal insulation as standard.

Glandless circulation pump with threaded connection or flange connection. With variable speed step selection possible

Drinking water circulators, industrial applications and building services equipment.

Mode of operation

Switching speed steps

Manual control

Speed step setting: 3 speed steps

Automatic control

Internal protection against excessively high winding temperatures (only for pumps with P2 < 180 W, optional for all types with SK 602N and SK 622N).

Indication and signalling

Winding protection contact (WSK, potential free normally closed contact) (only for pumps with P2 ≥ 180 W)
Pilot indicator light for direction of rotation (only for 3~pumps)

Accessories

For pumps with flange connection: flange version
- Standard version for pumps DN 40 to DN 65: Combination flange PN 6/10 (flange PN 16 as per EN 1092-2) for counter flanges PN 6 and PN 16
- Standard version for pumps DN 80: Flange PN 6 (designed for PN 16 acc. to EN 1092-2) for counter flange PN 6,
- Special version for pumps DN 40 to DN 80: Flange PN 16 (acc. to EN 1092-2) for counter flange PN 16,
- Cable entry is possible on both sides (only for 1- and 3-phase pumps with P2 ≥ 180 W)
Thermal insulation as standard

Pump
Casing insulation
Seals for screw connections
Washer for flange bolts (for nominal internal diameters for connection DN 40 to DN 65)
Instructions for installation and operation

Example:	Wilo-TOP-Z 40/7
TOP	Standard pump (with threaded or flanged connection)
Z	Single pump for drinking water circulation system
40/	Nominal diameter for connection
7	Nominal pump head range [m] at Q = 0 m³/h

Permissible temperature range
- TOP-Z 20/4 and TOP-Z 25/6 drinking water up to 3.21 mmol/l (18 °dH): max. +65 °C, short-term (2 h) up to +80 °C
- TOP-Z 25/10 drinking water up to 3.57 mmol/l (20 °dH): max. +80 °C, short-term (2 h) up to +110 °C
Mains connection:
- 1~230 V, 50 Hz (depending on type)
- 3~230 V, 50 Hz (optional plug)
- 3-phase, 400 V, 50 Hz
Protection class IP X4D
Threaded connection or flange connection (depending on type) Rp ¾ to DN 80
Max. operating pressure standard version: 6/10 or 6 bar (special version: 10 or 16 bar)