Soft-Start WEG SSW060604T2257PSZ 604A 690V

Soft-Start WEG SSW060604T2257PSZ 604A 690v

New product in manufacturer's box

Brand: Weg

Model: SSW060604T2257PSZ

A soft-start is a feature used in electrical systems to reduce the initial impact caused by supplying power to a device, especially when that device is started up. Its function is to protect equipment against excessive stress and premature wear that can be caused by an abrupt start.

When an electrical device, such as a motor, an inductive load, or electronic equipment, is turned on, a current surge, known as inrush current or peak current, can occur. This current surge can be several times higher than the equipment's nominal current and can cause excessive strain on the electrical grid, voltage drops in other devices connected to the same grid, and even damage to the equipment itself.

A soft-start attenuates this current surge, allowing the equipment to start more smoothly. It gradually controls the supply of voltage or current to the device, instead of supplying a full load instantaneously. This is generally achieved through the use of electronic devices, such as solid-state relays or specific control circuits.

In addition to protecting the equipment and the electrical grid, a soft-start can also offer other advantages, such as reduced mechanical wear on internal components of the device, reduced energy consumption during startup, and overall improvement in operational efficiency.

In summary, the main function of a soft-start is to provide a smooth and controlled start for an electrical device, minimizing current surges and protecting both the equipment and the electrical grid.

Technical Data:

Nominal Current 3xIN @ 30s: 604 A

220/230v - 250hp(185kW)

380/480v - 450hp(330kW)

440/460v - 500hp(370kW)

525v - 600hp(450kW)

575v - 650hp(485kW)

690v - 750hp(550kW)

Power Supply

Power Voltage (R/1L1, S/3L2, T/5L3): (220 to 575)Vac (-15% to +10%)

or (187 to 632)Vac (575 to 690)Vac (-15% to +10%) or (489 to 759)Vac

Frequency: (50 to 60)Hz (+-10%), or (45 to 66)Hz

Capacity

Maximum number of starts per hour:

10 (1 every 6 minutes) Models from 10A to 820A.

5 (1 every 12 minutes) Models from 950A to 1400A.

Start cycle:

Standard motor connection

2 x InSSW for 60s

3 x InSSW for 30s

4.5 x (InSSW x 2/3) for 30s

Inside the motor's delta connection

2 x InSSW for 50s

3 x InSSW for 25s

4.5 x (InSSW x 2/3) for 25s

Thyristors (SCRs): Maximum peak reverse voltage 1600V

Overvoltage Category: III (UL508/EN61010)

Date 13/06/2023

Weight: 45,000

Measurements: 60x66x84

Locator: B9P1BC

Dear customers, if the material is intended for resale, the ST (Substituição Tributária - Tax Substitution) value may apply. If the transaction is subject to this tax, the payment responsibility lies exclusively with the buyer.

Cabo Eletro Comercial ltda thanks you

IH

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