CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle) - Image 1
CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle) - Image 2
CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle) - Image 3
CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle) - Image 4
CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle) - Image 5

CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle)

CBI CQF6340 QF-3(26) 40A 3-Pole 6 kA Circuit Breaker
CBI CQF6350 QF-3(26) 50A 3P 6kA Circuit Breaker

R2073,20

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CBI

Description

CBI CQF6340O QF-3(26) 40A 3-Pole 6 kA Circuit Breaker (Orange Handle)

Reliable 3‑phase protection that stays consistent across temperatures

Hydraulic‑magnetic technology delivers precise, temperature‑independent tripping—ideal where stable protection and fast reset are essential.

Key Features

  • Current rating: 40 A
  • Poles: 3‑pole
  • Short‑circuit capacity: 6 kA
  • Operating voltage (3‑pole): 415 Vac
  • Time delay: Curve 1 (long time delay, high instantaneous trip 10–20 × In), Orange handle
  • Technology: Hydraulic‑magnetic; 100% rating capability independent of ambient temperature
  • Mounting: Dual DIN & mini rail with 57 mm front escutcheon (black)
  • Isolation: Suitable for electrical isolation
  • Indication: Trip indication with mid‑trip position
  • Terminals: Box terminals up to 50 mm²; wire size 2.5–25 mm²; 4 Nm torque
  • Width: 78 mm (3 modules; 26 mm per pole)
  • Operating temperature: −40 °C to +85 °C
  • Impulse withstand: 6 kV
  • Endurance: 10,000 operations (1,500 electrical at rated current and voltage)
  • Compliance/approvals: VC 8036 (SANS/IEC 60947‑2), CE, CCC; GB 14048.2

Applications

  • AC branch circuit protection (DIN/EN 60947‑2)
  • Telecom/datacom equipment
  • Lighting control
  • UPS equipment
  • Alternative energy equipment
  • Mobile power generation equipment
  • Railway signalling equipment
  • Residential and industrial equipment

Documentation