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Type FMU BY1

Bypass Switches (3- and 4-poles, 1000 – 2000A)

FMUN BY1-25 per 4
FMUN BY1-25/4
STANDARD/REGULATION
  • AC21B
  • 415V
APPLICATION
  • Main generator switchboards
  • Power supplies for airports, hospitals, broadcasting
  • Switchboards at telecommunication systems
DESIGN FEATURES
  • Unique switching arrangement
  • Unique L-shape moving contact
  • High safety and performance
  • Visible, strong knife contact system
DELIVERY INCLUDES
  • Switches are delivered complete with handle and escutchion plate.
  • Other accessories on request.

 

Rated uninterrupted
current Iu
Rated oper.
current
Ie AC21B
415V
No. of Poles Maximum
conductor
cross section
Order No. Type Overall
dimensions
W x H x D (mm)
Order No. TKVWV;
door coupling, interlock, shaft extension
Order No.
KLAD;
incoming terminal
shroud
1000 A 1000 A 3 2×240 mm2 29360.1700 FMU BY1-100/3 775 x 300 x 212 36515.0010 on request
1000 A 4 2×240 mm2 29364.1700 FMU BY1-100/4 945 x 300 x 212 36515.0010 2×36651.0010
1250 A 1250 A 3 2x40x5 mm2 29360.1800 FMU BY1-125/3 775 x 300 x 212 36515.0010 on request
1250 A 4 2x40x5 mm2 29364.1800 FMU BY1-125/4 945 x 300 x 212 36515.0010 2×36651.0010
1600 A 1600 A 3 2x60x5 mm2 29360.1900 FMU BY1-160/3 926 x 410 x 258 36612.0010 36694.0010
 1600 A 4 2x60x5 mm2 29364.1900 FMU BY1-160/4 1126x410x258 36612.0010 36587.0010
2000 A 2000 A 3 2x80x5 mm2 29360.2000 FMU BY1-200/3 926 x 410 x 258 36612.0010 36694.0010
2000 A 4 2x80x5 mm2 29364.2000 FMU BY1-200/4 1126x410x258 36612.0010 36587.0010