GE0400BT4 - 4P SWITCH DISCONNECTOR W/BS FUSE HOLDER

Why Choose the GE0400BT4?

Engineered for robust isolation and protection, the Lovato GE0400BT4 four‑pole switch disconnector with BS fuse holder delivers dependable AC switching at 400 A. Designed for screw‑on‑plate installation, this compact unit combines safe disconnection with integrated BS fuse accommodation for circuit protection. Suitable for demanding industrial panels and distribution boards, the GE0400BT4 helps simplify assembly while providing clear isolation points across three‑phase systems and auxiliary circuits.

With a rated insulation voltage Ui of 1000 V and 12 kV impulse withstand, this device supports AC21A, AC22A and AC23A duties up to 690 V. It offers a 100 kA conditional short‑circuit current, IP20 frontal protection, and 10,000 mechanical cycles. Operating from −25 to 55 °C up to 3000 m altitude, it meets IEC/EN 60947‑1 and 60947‑3 for reliable performance in harsh industrial environments.

Key Benefits

• Four-pole AC switch disconnector with integrated BS fuse holders.
• 400 A Ith and AC21/AC22 duties maintained up to 690 V.
• AC23A performance: 315 A at 690 V duty.
• High conditional short-circuit withstand of 100 kA.
• Ui 1000 V and Uimp 12 kV for robust dielectric strength.
• IP20 frontal protection enhances operator safety during access.
• Screw-on-plate mounting simplifies panel installation and layout.
• Proven durability with 10,000 mechanical operating cycles.

Technical Specification

• Product type designation: GE
• Number of poles: 4
• Operating voltage type: AC
• Ith (IEC): 400 A
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 12 kV
• Operating current Ie AC21A 400 V: 400 A
• Operating current Ie AC21A 500 V: 400 A
• Operating current Ie AC21A 690 V: 400 A
• Operating current Ie AC22A 400 V: 400 A
• Operating current Ie AC22A 500 V: 400 A
• Operating current Ie AC22A 690 V: 400 A
• Operating current Ie AC23A 400 V: 400 A
• Operating current Ie AC23A 500 V: 400 A
• Operating current Ie AC23A 690 V: 315 A
• Power dissipation per pole (max): 29 W
• Rated operational power AC23A 400 V: 220 kW
• Rated operational power AC23A 690 V: 250 kW
• Conditional short-circuit current (rms): 100 kA
• Making capacity AC23A 400 V: 4000 A
• Breaking capacity AC23A 400 V: 3200 A
• Mechanical life: 10000 cycles
• Terminal tightening torque (max): 24 Nm
• Operating temperature: -25 to 55 °C
• Storage temperature: -40 to 70 °C
• Max altitude: 3000 m
• IP degree (frontal): IP20
• Pollution degree: 3

What’s Included

• Lovato GE0400BT4 switch disconnector with BS fuse holder (assembled unit)
• Integrated BS fuse holder compartments
• Installation and safety instructions

Applications

• Industrial power distribution panels and switchboards
• Motor control centres and heavy-duty AC circuits
• Machine and equipment isolation in three-phase systems
• OEM control panels requiring four-pole disconnection
• Maintenance isolation for plant and facilities

Safety note: Install and service only by qualified personnel. Isolate power before work, fit appropriate BS fuses, tighten terminals to specified torque, and observe IP20, pollution degree 3, and temperature limits.