BENSHAW ENHANCED KEYPAD Uživatelský manuál stáhnout pdf (Strana 61)

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Standard Medium Voltage Starter Products

Prepackaged Solid State Starters

mVrxe SerIeS



Motor Control &

Protection Functions

Any Auto

Transformer

Benshaw

MVRXE

Soft Start YES YES

Soft Stop NO YES

Full Voltage Bypass Starting NO YES

Load Break Disconnect Switch NO YES

Built-In Self Test NO YES

UL 347/Service Entrance Rated (Optional) NO YES

3 Year Warranty NO YES

Plain English Digital Display NO YES

Electronic OL Protection NO YES

Electronic Power Quality NO YES

Digital Metering NO YES

Embedded Plain English Diagnostics NO YES

Embeded RS485 NO YES

Incoming Line Landing Pad NO YES

Integrated Control & Protection NO YES

UL Zero Sequence Ground Fault * NO YES

BENSHAW MVRXE VS. ANY AUTOTRANSFORMER STARTER



Standard Features:

• NEMA 12, solid state starter, UL347

listed, Class E-2

• 45 kV BIL

• 200 MVA (2300 Vac)/350 MVA (4160

Vac) short circuit fault rated.

• 500% – 30 seconds rated solid state

starter — UL347 certiﬁed and listed.

• 8,000 PIV — UL347 certiﬁed and

listed at 2.4kV

• 12,000 PIV — UL347 certiﬁed and

listed at 4.2kV

• Fiber optic ﬁring

• Selectable solid state or emergency

full voltage operation via selector

switch mounted inside of LV

compartment

• Load matched Class R fusing with

blown fuse indication

• 425 A load break, 5 kV rated

disconnect switch, with viewing

window, grounding assembly

and lockable handle mechanism.

Mechanically interlocked for safety.

• Fixed mounted, start duty rated

vacuum contactors for isolation

and SCR bypass, wired for normal

bypass operation and full voltage

start operation, with (2) N/O and

(2) N/C auxiliary contacts.

• Separately mounted “SPE” series

electronic overload device has the

following standard features:

- Class 10 – 30 adjustable

- Phase imbalance protection

- 1 NO/1 NC trip contact

- Phase reversal protection

- “Trip free” design

- Phase loss protection

• Built-in self test (BIST) features for

“quick commissioning”

• 120 Vac, 1000 VA CPT with primary

and secondary fusing, with 500 VA

available for customer use

• Door-mounted start and stop

push-buttons.

• Door-mounted LCD keypad

• Door-mounted run indication light

• Door-mounted local-off-remote

switch

• Door-mounted reset button

• Terminal strip mounted inside LV

compartment for:

- Remote start/stop control

- Remote up-to-speed indication

- Remote run indication

- Remote fault indication

• Benshaw MX

3

controller with

complete soft start, soft stop and

motor protection capabilities

• 485 communications capabilities —

local through door connection or

remote from starter (optional)

• ModBus communications standard

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