ABB Dual-Channel Emergency Stop, Safety Switch/Interlock Safety Relay, 24V dc, 4 Safety Contacts
Technical Document
Specifications
Brand
ABBSupply Voltage
24V dc
Number of Channels
2
Safety Contacts
4
Function
Emergency Stop, Safety Switch/Interlock
Reset Method
Automatic
Terminal Type
Screw
Series
BT51
Width
84mm
Depth
120mm
Length
22.5mm
Country of Origin
China
Product details
ABB BT51 Safety Relay
The BT51 safety / expansion relay from ABB is designed to connect safety devices directly in the voltage supply circuit to the relay. It has 4 NO safety outputs, a test input and complete internal supervising.
The test input of the BT51 is intended to monitor when contactors or valves have dropped/returned before a new start is permitted. The test input can also be used for starting and the start button can be supervised. The relay functions safely in the event of component failure, short circuit or loss of power supply.
The BT51 can be connected to a safety relay or PLC to increase the number of safe outputs. Therefore, an unlimited number of dangerous machine operations and functions can be stopped from one safety relay or PLC.
Features and Benefits
Single and dual channel
Test/reset input
Width 22.5 mm
LED indication
4 NO relay outputs
Quick release connector blocks
Applications
The BT51 is suitable for monitoring emergency stop, interlocked hatch and expansion of the Pluto.
Approvals
CE, TUV NORD, cSAus, CCC.
Standards
2006/42/EC, 2006/95/EC, 2004/108/EC, EN 62061:2005 EN ISO 13849-1:2008.
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Technical Document
Specifications
Brand
ABBSupply Voltage
24V dc
Number of Channels
2
Safety Contacts
4
Function
Emergency Stop, Safety Switch/Interlock
Reset Method
Automatic
Terminal Type
Screw
Series
BT51
Width
84mm
Depth
120mm
Length
22.5mm
Country of Origin
China
Product details
ABB BT51 Safety Relay
The BT51 safety / expansion relay from ABB is designed to connect safety devices directly in the voltage supply circuit to the relay. It has 4 NO safety outputs, a test input and complete internal supervising.
The test input of the BT51 is intended to monitor when contactors or valves have dropped/returned before a new start is permitted. The test input can also be used for starting and the start button can be supervised. The relay functions safely in the event of component failure, short circuit or loss of power supply.
The BT51 can be connected to a safety relay or PLC to increase the number of safe outputs. Therefore, an unlimited number of dangerous machine operations and functions can be stopped from one safety relay or PLC.
Features and Benefits
Single and dual channel
Test/reset input
Width 22.5 mm
LED indication
4 NO relay outputs
Quick release connector blocks
Applications
The BT51 is suitable for monitoring emergency stop, interlocked hatch and expansion of the Pluto.
Approvals
CE, TUV NORD, cSAus, CCC.
Standards
2006/42/EC, 2006/95/EC, 2004/108/EC, EN 62061:2005 EN ISO 13849-1:2008.