Power Circuit Breakers 26251 products

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Colour
Lamp holder
Shape
Material
Model
Rated control supply voltage DC
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Voltage type for actuating
Rated voltage
Rated current In
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Rated control supply voltage AC 50 Hz
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Rated control supply voltage AC 60 Hz
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Number of contacts as normally closed contact
Number of contacts as normally open contact
Number of contacts as change-over contact
Rated current
Type of electric connection
Power consumption
Rail mounting possible
Rated operation current Ie
Degree of protection (IP), front side
Suitable for max. current main contact unit
Suitable for emergency stop
Type of control element
Suitable for DIN rail (top hat rail) mounting
Power loss
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Type of electrical connection for auxiliary- and control current circuit
Rated operating voltage
Assembly width (in number of modular spacings)
Device fitting
Additional equipment
Suitable for overload relay
Suitable for power circuit breaker
Lockable
With axis extension
With door interlock
With handle red/yellow
Max. number of controllable devices
Rated voltage
Rated permanent current Iu
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Number of switches
Type of electrical connection of main circuit
Version as main switch
Rated short-time withstand current lcw
Colour control element
Suitable for distribution board installation
Max. rated operation voltage Ue AC
Voltage release optional
Device construction
Utilization category
Cable entry
Construction size
Version as maintenance-/service switch
Rated operation power at AC-23, 400 V
Rated permanent current at AC-21, 400 V
Switching power at 400 V
Rated permanent current at AC-23, 400 V
Padlock locking
Suitable for switch disconnector
Rated operation power at AC-3, 400 V
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Overload release current setting
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Position of connection for main current circuit
With switched-off indicator
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
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Adjustment range undelayed short-circuit release
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DIN rail (top hat rail) mounting optional
Complete device with protection unit
Switch off technique
Rated short-circuit breaking capacity lcu at 400 V, AC
Phase failure sensitive
Conditioned rated short-circuit current Iq
Release class
Suitable for front mounting 4-hole
Type of fuse status indicator
Suitable for fuses
Version as safety switch
Suitable for busbar mounting
Position control element
Equipped with connectors
Interlockable
Motor drive integrated
Number of auxiliary contacts as change-over contact
Motor drive optional
Version as built-in device
Suitable for number of poles
Adjustment range short-term delayed short-circuit release
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Integrated earth fault protection
Suitable for motor safety switch
Initial value of the undelayed short-circuit release - setting range
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End value adjustment range undelayed short-circuit release
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Rebuilding from fix to plug-in
Built as switch-off coil
Type of switch drive
With extension shaft
Cross section height
Cross section width
Built as switching-on coil
Type of motor starter
Rated operation power at AC-3, 230 V, 3-phase
Rated operation current at AC-3, 400 V
Ambient temperature, upper operating limit
Temperature compensated overload protection
Rated conditional short-circuit current, type 2, 400 V
Rated conditional short-circuit current, type 2, 230 V
With short-circuit release
Rated operation power at AC-3, 230 V
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Suitable for off-load switch
Rated power, 460 V, 60 Hz, 3-phase
Rated power, 575 V, 60 Hz, 3-phase
Rated conditional short-circuit current, type 1, 480 Y/277 V
Rated conditional short-circuit current, type 1, 600 Y/347 V
Coordination class according to IEC 60947-4-3
Short-circuit release function
With ground fault protection function
Type of motor protection
With integrated auxiliary switch
With key lock
Delayed
With integrated under voltage release
Filter
5ST3043 Siemens
NFS

5ST3043 Siemens

Undervoltage release 230 V AC, with 2 terminals for miniature circuit breaker 5SL4, 5SY, 5SP RCBO 5SU1, FI 5SV (for 5SU1 handle coupler 5ST3805-1 is required)
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USD51.51 Price
Available 220
MZ203 - HAGER
NFS

MZ203 HAGER Shunt trip 230-415V AC 1 DIN module

Shunt trip release designed to ensure the immediate tripping of circuit breakers, useful in emergency scenarios or for remote activation. Operating with control voltages from 230 to 415 V AC, it adapts to different installation configurations. Its inrush power of 15 VA ensures fast and decisive operation. With a compact width of just 1 DIN module, it integrates easily into any electrical panel.
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USD37.50 Price
Available 178
3RV2721-4BD10 Siemens
NSS

3RV2721-4BD10 Siemens

Circuit breaker size S0 for system protection with approval circuit breaker UL 489, CSA C22.2 No.5-02 A-release 20 A N-release 260 A screw terminal Standard switching capacity
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USD129.40 Price
Available 68
3RV2711-4AD10 Siemens
NWB

3RV2711-4AD10 Siemens

Circuit breaker size S00 for system protection with approval circuit breaker UL 489, CSA C22.2 No.5-02 A-release 15 A N-release 208 A screw terminal Standard switching capacity
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USD84.15 Price
Available 67