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• To monitor max. 16 single-channel e-stop buttons
or 8 2-channel e-stop buttons
• E-stop button can be connected directly to BH 5922
• Simple wiring of e-stop buttons
• Extendable in steps of 8 e.g. 16 inputs
• No influence on e-stop system
• Adjustable
- with manual reset (without link X1 / X2)
- with automatic reset (with link X1 / X2)
• Reset button and remote reset
• LED indicators to show the state of the e-stop buttons
• As option direct connection of 2-channel e-stop buttons to
BH 5922 / BL 5922
• As option with BCD output (high or low active) or CANopen
• As option with CANopen according to DS301 version 3.0
• as option with Profibus DP-V0
• BH 5922: width 45 mm
BL 5922: width 90 mm

• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL 3) to IEC/EN 61508 and IEC/EN 61511
• Output: 3 NO or 2 NO, 1 NC instantaneous contacts and
3 NO release delayed contacts
• Single and 2-channel operation
• Line fault detection on On-button,
when On-button is connected to S33-S34
• Manual restart with button on S33-S34 or automatic restart with
bridge between S13-S14
• With or without cross fault monitoring in the E-stop loop
• LED indication for supply, channel 1/2 and release delayed contacts
• Removable terminal strips
• Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated),
DIN 46 228-1/-2/-3/-4 or
2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3
• Width
BH 5928: 45 mm
BI 5928: 67.5 mm

• According to
- Performance Level (PL) e and category 3 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL) 3 to IEC/EN 61508 and IEC/EN 61511
• For stop category 0 according to EN 418
• 2-channel input
• To monitor rotation and linear movement
• PNP proximity sensor inputs
• Optionally inputs for NPN proximity sensors
• Monitoring of connected sensor
• Fixed setting, adjustable as option
• Energized when speed is under setting value
• LED indication
• Feedback circuit X1 - X2 to monitor external contacts
• Forcibly guided contacts
• 2 NO, 1 NC contact
• Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated),
DIN 46 228-1/-2/-3/-4 or
2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3
• Width 45 mm

• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL) 3 to IEC/EN 61508
- Safety Level Type III-C according to EN 574
- the safety regulations for two-hand controls on power-operated
presses in metalworking ZH 1-456
• Inputs for 2 push buttons with 1 NC and 1 NO contact
• Output: 2 NO contacts, 1 NC contact or
3 NO contacts, 1 NC contact
• Feedback circuit Y1 - Y2 to monitor external contactors used
for reinforcement of contacts
• Overvoltage and short circuit protection
• Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated),
DIN 46 228-1/-2/-3/-4 or 2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3
• BG 5933: width 22.5 mm
BH 5933: width 45 mm

• According to
- Performance Level (PL) d and category 2 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 2 to IEC/EN 62061
- Safety Integrity Level (SIL 2) to IEC/EN 61508
- Category 2 nach EN 954-1
• Variants /_ _2 to /_ _3
- Performance Level (PL) d and category 3 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 2 to IEC/EN 62061
- Safety Integrity Level (SIL 2) to IEC/EN 61508
- Category 3 to EN 954-1
• Adjustable time delay
• Long time stability by digital timing circuit
• With auxiliary voltage
• 1 timing circuit
• BH 7925 in dual voltage version
• BH 7925 optionally for AC 230 V
• Output: 1 NC contact, 1 NO contact, forcibly guided or
1 NC contact, 3 NO contacts, forcibly guided
• Indication of state of operation
• Removable terminal strips
• Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated),
DIN 46 228-1/-2/-3/-4 or
2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3
• Optionally with 2 timing circuits
• Optionally fixed time delay
• Optionally without auxiliary voltage on BH 7925
• Optionally for switching small loads
• BG 7925: width 22.5 mm
BH 7925: width 45 mm

• According to IEC/EN 60255-1, IEC/EN 60255-26, DIN/VDE 0435-303
• Identification of
- Underload P1 and Overload P2
- Overload P1 (prewarning) and Overload P2
programmable
• Adjustment of P1 and P2 on absolute scale
• For motors up to 22 kW / 400 V; 37 kW / 600 V
• Measurement: effective power
• Large current range because of automatic range selection
• 1 changeover contact for P1 and 1 changeover contact for P2
• Adjustable start-up delay ta
• Adjustable switching delay tv
• With automatic or manual reset, programmable
• Test / Reset button for easy setup
• Up to 40 A without external current transformer
• De-energized or energized on fault, programmable
• Also for single-phase operation
• LED indicators
• Width 45 mm

• According to IEC/EN 60 255, DIN VDE 0435-303
• As load depending output signals are available
- 0 ... 20 mA and 0 ... 10 V or
- 4 ... 20 mA and 2 ... 10 V
• Measures effective load
• Adjustment of P1 and P2 on absolute scale
• For motors up to 22 kW / 400 V bzw. 37 kW / 690 V
• Adjustable start up delay ta
• Up to 40 A without external current transformer
• As option for single phase loads
• LED indicators
• Width 45 mm

• According to IEC/EN 60 255, DIN VDE 0435-303
• Effective power measuring
• For single and 3-phases
• Adjustable response value 2 ... 20 % reverse power
• Hysteresis 12.5 %
• Rated current BH 9140: 5 A or 40 A
Rated current RP 9140: 5 A
• Adjustable on delay
• Open circuit operation
• LED indication for voltage supply and contact position
• 2 changeover contacts
• As option closed circuit operation
• Width:
BH 9140: 45 mm
RP 9140: 70 mm

• According to IEC/EN 60 947-4-2, IEC/EN 60 947-4-3
• 1-, 2- and 3-pole models
• Load current up to 50 A
• For AC load up to 480 V
• Switching at zero crossing
• Protected by varistors
• As option temperature protection of the power semiconductors
with monitoring output
• Mounting on DIN-rail
• As option with control input X1 with low current consumption
e.g. to be controlled by a PLC
• As option up to 3 separate semiconductor contactors in one unit
• BF 9250: width 22.5 mm, 45 mm and 90 mm
BH 9250: width 45 mm, 67.5 mm and 112.5 mm

• According to IEC/EN 60 947-1, IEC/EN 60 947-4-2
• Switching at zero crossing
• To switch single-phase AC load up to 400 V
• Compensates voltage fluctuations of ± 20 %
• Load current up to 40 A
• Monitors:
- Undercurrent
- Overcurrent
- Interrupted load circuit
- monitors temperature to protect the power semiconductor
• De-energized on fault
• One relay output with changeover contact
• LED Indicators
• No auxiliary supply
• Galvanically separated control input X1-X2 with wide voltage range
• Adjustable current response value
• With integrated heat sink
• DIN-rail mounting
• 45 mm, 67.5 mm and 112.5 mm width
Approvals and Marking
Applications
• Data sheet BF 9250, Semiconductor contactor
Additional Information about this topic

• According to IEC/EN 60 947-1, IEC/EN 60 947-4-2
• Switching at zero-crossing
• To reverse 3 phase asynchronuos motors up to
5.5 kW / 400 V (7.5 HP / 460 V)
• Electrical interlocking of both directions
• Temperature monitoring to protect the power semiconductors
• Measured nominal current up to 20 A
• LEDs for status indication
• Galvanic separation between control circuit and power circuit
• 45 mm; 67.5 mm; 112.5 mm width

• According to IEC/EN 60 947-1, IEC/EN 60 947-4-2
• Switching at zero crossing
• To reverse 3 phase asynchronuos motors up to
5.5 kW / 400 V (7.5 HP / 460 V)
• Electrical interlocking of both directions
• Temperature monitoring to protect the power semiconductors
• Measured nominal current up to 20 A
• LEDs for status indication
• Galvanic separation between control circuit and power circuit
• With current monitor
• 45 mm; 67.5 mm; 112.5 mm width

• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1: 2008
- Safety Integrity Level (SIL 3) to IEC/EN 61508
- Category 4 to EN 954-1
• Safety radio transmission
• Radio receiver for:
- E-stop
- Control signals for 6 non-safety semiconductor outputs
• Multifunction safety modul with additional control input to connect:
- E-stop pushbutton (2-channel), safety gate or LC type 4
according to EN 61496
- 1 Start button
- 1 or 2 monitoring contacts to signal the use of radio
• Adjustable functions with step switch for:
- Manual start or automatic start
- when removing the remote control from the charger (open
control contact) manual start is possible by remote control
- possibility of disabling the access protection (gate) with active
remote control
• Broken wire and short circuit monitoring with error indication
• 2 semiconductor outputs for status indication
• Feedback circuit Y1/Y2 for monitoring of exernal contactors
• LEDs for status indication
• Easy connection
• DIN rail mounting
• removable terminal blocks allow fast exchange of module
• Also as input modul for multifunction, modular safety system
SAFEMASTER M available
• Compact unit, only 67.5 mm width

• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1: 2008
- SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL 3) to IEC/EN 61508 and IEC/EN 61511
• Output: 3 NO or 2 NO, 1 NC instantaneous contacts and
3 NO release delayed contacts
• Single and 2-channel operation
• Line fault detection on On-button,
when On-button is connected to S33-S34
• Manual restart with button on S33-S34 or automatic restart with
bridge between S13-S14
• With or without cross fault monitoring in the E-stop loop
• LED indication for supply, channel 1/2 and release delayed contacts
• Removable terminal strips
• Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated),
DIN 46 228-1/-2/-3/-4 or
2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3
• Width
BH 5928: 45 mm
BI 5928: 67.5 mm

• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1: 2008
- Safety Integrity Level (SIL 3) to IEC/EN 61508
• Safety radio transmission
• Radio receiver for:
- Radio controlled enabling switch
- Control signals for 6 non-safety semiconductor outputs
• Multifunction safety modul with additional control input to connect:
- E-stop pushbutton (2-channel), safety gate or LC type 4
according to EN 61496
- 1 Start button
- 1 or 2 monitoring contacts to signal the use of radio
• Adjustable functions with step switch for:
- Manual start or automatic start
- when removing the enabling switch from the charger (open
control contact) manual start is possible by enabling switch
- possibility of disabling the access protection (gate) with active
enabling switch
• Broken wire and short circuit monitoring with error indication
• Feedback circuit Y1/Y2 for monitoring of exernal contactors
• 2 semiconductor outputs for status indication
• LEDs for status indication
• Easy connection
• DIN rail mounting
• Removable terminal blocks allow fast exchange of module
• Also as input modul for multifunction, modular safety system
SAFEMASTER M available
• Compact unit, only 67.5 mm width

• nach IEC/EN 60 947-4-2
• DC brake with one way rectified brake voltage
• Suitable foe all squirrel cage motors
• Easy to fit also in existing circuits
• Wear- and maintenance free
• To mount on 35 mm DIN rail
• Adjustable brake current to 80 A
• Adjustable braking time 1 ... 20 s (others on request)
• 90 mm width

• Softstart and softstop function
• 2-phase control
• For motors up to 15 kW at 3 AC 400 V
• Acceleration and deceleration time resp. starting and
switch-off torque are separately adjustable
• Wide input voltage range of the power semiconductors
• Galvanic isolation of control input with wide voltage range
up to AC/DC 480 V control input
• 3 auxiliary voltages at the device up to AC 230 V
• Integrated overtemperature monitoring
• LED indication
• According to EN 60 947-4-2
• 90 mm width

• According to IEC/EN 60 947-4-2
• 2-phase motor control
• For motors up to 15 kW at 3 AC 400 V
• Separate settings for start and brake time, as well as starting
and braking torque
• Galvanic isolation of control input
with wide voltage range up to AC/DC 230 V
• No external motor or braking contactor necessary
• 3 auxiliary voltages up to 230 V
• monitors undervoltage and phase sequence
• 2 relay outputs for indication of status and fault
• LED-indication
• As option without auxiliary supply
• As option with voltfree contacts for start and stop
• As option with input to detect motor temperature
• BI 9028 up to 7.5 kW: 67.5 mm width
BI 9028 up to 15 kW: 90 mm width

• Softstart and softstop function
• According to IEC/EN 60 947-4-2
• 1-phase motor control
• For motors up to 5 kW at AC 230 V
• Separate settings for start and deceleration time, as well as
starting and deceleration torque
• Galvanic isolation of control input
with wide voltage range up to AC/DC 230 V
• 3 auxiliary voltages up to 230 V
• phase failure detection
• 2 relay outputs for indication of status and fault
• LED-indication
• 90 mm width

• For all single and 3-phase asynchronous motors
• DC-brake with one way rectification up to max. 60 A
• Controlled by microcontroller
• Easily fitted to existing installations
• Wear free and maintenance free
• Integrated braking contactor
• DIN-rail mounting
• Adjustable braking current up to max. 60 A (controlled current)
• With integrated star-delta starting function
• With automatic standstill detection
• 90 mm Width