TOMZN DC MCB 2 POLE 40A 1000V

General

• Brand: TOMZN
• Model: TOB7Z-40
• Product Type: DC Miniature Circuit Breaker (MCB)
• Poles: 2P

Electrical Characteristics

• Rated Voltage: 1000V DC
• Rated Current: 40A
• Rated Impulse Voltage (Uimp): 4kV

• Breaking Capacity: 6kA
• Run Breaking Capacity (Ics/Icu): 75%

• Tripping Type: Thermal Magnetic
• Characteristic Curve: C Curve

Standards

• Compliance: IEC / EN 60947

Service Life

• Mechanical Life:
 • Actual Average: 20,000 operations
 • Standard: 8,500 operations

• Electrical Life:
 • Actual Average: 2,500 operations
 • Standard: 1,500 operations

Installation & Environment

• Mounting: 35mm DIN Rail
• Protection Degree: IP20

• Operating Temperature: -5°C to +70°C
• Relative Humidity: ≤ 95%
• Pollution Level: 3
• Installation Environment: No obvious shock or vibration
• Installation Altitude: ≤ 2000m

Physical

• Dimensions (W × H × D):
 • 18 × 80 × 71 mm
 • 36 × 80 × 71 mm
 • 54 × 80 × 71 mm
 • 72 × 80 × 71 mm

• Weight: 0.24 kg