Features
Halogen free
Standard sealable
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Is the panel builder's responsibility.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
Equipment heat dissipation, current-dependent
Rated uninterrupted current (Iu)
Total heat dissipation without fuses at ith
Ambient operating temperature details
Ambient temperature range: -25 °C - 55 °C
Voltage rating at AC
- 400 V (AC-23B)
- 500 V (AC-22B)
- 690 V (AC-21B)
Voltage rating at DC
- 250 V DC at DC-22B
- 440 V DC at DC-21B
Conditioned rated short-circuit current Iq
Rated operation power at AC-23, 400 V
Rated impulse withstand voltage (Uimp)
Degree of protection
IP2XC (contact protection, XNH installed)
IP10 (handle cover open, XNH installed)
IP20 (operating status, XNH installed)
Rated short-time withstand current (Icw)
Direction of incoming supply
As required (FLEX System)
Electrical connection type of main circuit
Activation type
Dependent manual activation
Voltage test
Yes, sliding inspection windows
Heat dissipation at 80% without fuses
Heat dissipation per pole, current-dependent
Rated conditional short-circuit current (Iq)
Frequency rating of contacts
Rated operation current (Ie)
Flammability characteristics (UL)
Self-extinguishing (UL 94)
Degree of protection (front side)
Heat deflection temperature
Terminal capacity (copper busbar)
Bolt diameter at flange connection: M8
Max. 25 mm cable lug width at flange connection
20 mm x 10 mm
Terminal capacity (copper band)
9 mm x 0.8 mm (6x) at box terminal
Terminal capacity (stranded cable)
1.5 mm² - 50 mm² at box terminal
1.5 mm² - 95 mm² at box terminal
10 mm² - 70 mm² at clamp-type terminal
Rated operational current
160 A (AC-21B)
160 A
160 A (AC-22B)
160 A (AC-23B)
Operating altitude without derating - max
Permitted power loss per fuse link - max
Power rating at AC-23, 400 V
Rated insulation voltage (Ui)
Rated operating voltage (Ue) at AC - max
Rated operational current for specified heat dissipation (In)
Rated conditional short-circuit rating
100 kA (690 V)
120 kA (500 V)
Terminal capacity (copper strip)
9 mm x 0.8 mm (9x) at box terminal