Fantini Cosmi B71A Manual

Fantini Cosmi Ikke kategoriseret B71A

Læs gratis den danske manual til Fantini Cosmi B71A (2 sider) i kategorien Ikke kategoriseret. Denne vejledning er vurderet som hjælpsom af 21 personer og har en gennemsnitlig bedømmelse på 4.9 stjerner ud af 11 anmeldelser. Har du et spørgsmål om Fantini Cosmi B71A, eller vil du spørge andre brugere om produktet?

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Side 1/2

Pressure controls suitable to control directly the electric motors of the pumps, compressors, domestic or industrial

autoclaves groups. Suitable as well for fluids (gas or liquids) chemically compatible with the friction diaphragm.

B71A

Pressure switches for single-phase / two-phase motors

direct control

1 Bar = 100Kpa *The differential must be deducted from the range value.

ELECTRICAL FEATURES

Double breaking switch for each pole,

contacts in silver alloy.

Nominal insulation tension Ui 415V~

Continuous duty nominal current Ith 15A

Operating nominal current in AC-1 le 12A

Operating nominal current in AC-3 le 3A

EXAMPLE OF ELECTRICAL WIRING FOR DIRECT CONTROL

OF THE ELECTRIC MOTOR

When pressure rises

the contacts

are opening

three-phase motor

two-phase motor

Dimensioni (mm)

Range

bar

Differential* Sensitive element

max differential*

bar

Protection

degree

Connection

G 1/4

Connection

range

beginning

range

ending

B71A 1,5 ÷ 4,5 bar 1,0 ÷ 2,1 bar 1,2 ÷ 2,3 bar 2,3 IP20 female biphase

INSTALLATION

Direct installation on the pipe.

OPERATION

Contacts are opening when pressure rises.

Bipolar contact allows the control of electric motors up to 3A, without contactor.

FEATURES

Sensitive element with friction membrane.

Adjustable differential.

Female connection G 1/4.

Cover in shockproof thermoplastic material.

The metallic parts are in steel.

Earth clamp.

Output connections with two cable glands.

Maximum temperature of the controlled fluid: 70°C.

Pressure switch body admissible temperature: -15 ÷ 60°C.

Storage and transport temperature: -15 ÷ 60°C.

Unit weight: 0,35 Kg.

HOMOLOGATION AND STANDARDS

Complies with EN 60947-5-1 standards.

Pressure differential

regulation at

disconnection

Pressure regulation at

connection: pressure value

rises on screwing

5,5

4,5

3,5*

2,5*

1,5

Pressure at disconnection

(contacts opening)

Pressure at connection

(contacts closing)

* EXAMPLE: Pressure at disconnection 3,5 bar

Pressure at connection 2,5 bar

Produkt Specifikationer

Mærke:	Fantini Cosmi
Kategori:	Ikke kategoriseret
Model:	B71A

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