Motor Protection Switch 1.6-2.5A/3 BE2

Motor protection switch designed for control and protection of asynchronous motors against overload and short circuit. The device contains a thermal release for overload protection in the range of 1.6–2.5 A and an electromagnetic short-circuit release with a setting value of 33.50 A.

Key technical characteristics:

• Rated operating voltage: 230/240 V, 400/415 V, 440 V, 500 V, 690 V
• Rated frequency: 50/60 Hz
• Adjustable current range: 1.6–2.5 A
• Number of poles: 3
• Release class: Class 10A (operating time 10–13 s at 10×Ir current)
• Rated impulse withstand voltage (Uimp): 8000 V
• Rated insulation voltage (Ui): 690 V

Contacts and switching capacity:

• Main contacts: 3 closing contacts (3NO)
• Auxiliary contacts: 1 closing + 1 opening contact (1NO+1NC)
• Mechanical endurance: 100,000 cycles (main and auxiliary contacts)
• Maximum switching frequency at AC-3: 30 per hour
• Power loss: 6.00 W

Connection and installation:

• Connection type: Screw terminal
• Main cable cross-section: up to 8.8 mm²
• Main cable tightening torque: 1.7 Nm
• Control circuit cable tightening torque: 1.2 Nm
• Installation type: U-shaped bus bar
• Maximum vertical deviation: 5°
• Maximum horizontal deviation: 5°

Operating conditions:

• Temperature range: –5…+40 °C
• Relative humidity: 50%
• Degree of protection: IP20 (protection against direct contact — Finger-proof)
• Pollution degree: 3 (industrial environment)
• Maximum installation altitude: 2000 m above sea level

Standards compliance:

IEC EN 60947-2, IEC EN 60947-4-1

Dimensions and weight:

• Width: 44.50 mm
• Height: 94.90 mm
• Depth: 91.30 mm
• Net weight: 0.29 kg

Manufacturer: Schrack

EAN code: 9004840796322