Biral LX 322 [22/56] Electrical connection

english

The electrical connection must be made by an expert.

I.E.E. regulations must be complied with.

Please observe NIN (CENELEC)/VDE regulations.

5. Electrical connection

In the case of higher water temperatures (over 80 °C), use an

appropriate heat-resistant connecting line.

Be sure to provide protection against dripping water and a mains

lead cleat at the cable inlet to the connection box (gland)!

Primary fuse protection: Installation side (rated current

1.5)

max. 10A, delayed action

Wire cross-section: max. 1.5 mm

The electrical connection must be made in accordance

with the data plate.

To simplify later replacement the electrical connection should

be looped. An external mains switch should be provided.

Mains connection 1×230 V, 50 Hz, PE

Earth

L Live

N Neutral

Note:

Before carrying out any operations in the terminal box, the power

supply to the pump must be switched off.

5.1 Connecting terminals

If the connection is made incorrectly and the voltage

is wrong the motor will be damaged!

Mains connection 3×400 V, 50 Hz, PE

Earth

U = L1

V = L2

W = L3

The supply voltage must be switched off before

any intervention in the terminal box of the pump.

Protect against unauthorised switching on.

1× 230 V

3× 400 V

* LX 321-323 = short-circuit-proof

* HX 301-302 = Motor protection required