CKF; F&F

CKF; F&F, CKF-337, CKF-B, CKF-BR, CKF-BT, CKF-318, CKF-316, CKF-317, CKF-2BT-TRMS |EN|
Manufacturer
IP ratingIP20
Power supplyfrom tested wiring system
Additional functionsLED status indicator
Leadsscrew terminals
Supply voltage3 x 400V AC
Manufacturer seriesCKF
Type of automation modulevoltage monitoring relay
Symbol Controlled parameter Schematic diagram
CKF-337 phase asymmetry, phase sequence, undervoltage, phase failure Fig. 1.
CKF-B phase asymmetry, phase sequence, phase failure Fig. 2.
CKF-BR phase asymmetry, phase sequence, phase failure Fig. 3.
CKF-BT phase asymmetry, phase sequence, phase failure Fig. 4.
CKF-316 phase asymmetry, phase sequence, phase failure -
CKF-317 phase asymmetry, phase sequence, phase failure -
CKF-316-TRMS phase asymmetry, phase sequence, undervoltage, overvoltage, phase failure -
CKF-317-TRMS phase asymmetry, phase sequence, undervoltage, overvoltage, phase failure -
CKF-318-TRMS phase asymmetry, phase sequence, undervoltage, three-phase systems, too high or too low voltage, phase failure -
CKF-319-TRMS phase asymmetry, phase sequence, undervoltage, overvoltage, phase failure -
CKF-320-TRMS phase asymmetry, phase sequence, undervoltage, overvoltage, phase failure -
CKF-BR-TRMS phase asymmetry, phase sequence, undervoltage, overvoltage, phase failure -
CKF-B-TRMS phase asymmetry, phase sequence, undervoltage, three-phase systems, too high or too low voltage, phase failure -
CKF-BT-TRMS phase asymmetry, phase sequence, undervoltage, three-phase systems, too high or too low voltage, phase failure -
CKF-TRMS phase asymmetry, phase sequence, undervoltage, three-phase systems, too high or too low voltage, phase failure -
CKF phase asymmetry, phase sequence, undervoltage, three-phase systems, too high or too low voltage, phase failure -
Symbol Mounting Operating temperature Kind of OUT1 Contact actuation delay True effective value measurement
[°C] [s]
CKF-337 for DIN rail mounting -25...50 SPDT 0.2...5 -
CKF-B for DIN rail mounting -25...50 SPST-NO 4 -
CKF-BR for DIN rail mounting -25...50 SPDT 4 -
CKF-BT for DIN rail mounting -25...50 SPDT 0.5...5 -
CKF-316 for DIN rail mounting -25...40 SPDT 4 -
CKF-317 for DIN rail mounting -25...40 SPDT 4 -
CKF-316-TRMS for DIN rail mounting -25...40 SPDT 4 True RMS
CKF-317-TRMS for DIN rail mounting -25...40 SPDT 4 True RMS
CKF-318-TRMS for DIN rail mounting -25...40 DPDT 1...10 True RMS
CKF-319-TRMS for DIN rail mounting -25...40 DPDT 1...10 True RMS
CKF-320-TRMS for DIN rail mounting -25...40 DPDT 1...10 True RMS
CKF-BR-TRMS for DIN rail mounting -25...40 SPDT 4 True RMS
CKF-B-TRMS for DIN rail mounting -25...40 DPDT 1...10 True RMS
CKF-BT-TRMS for DIN rail mounting -25...40 SPDT 1...10 True RMS
CKF-TRMS for DIN rail mounting -25...40 SPST-NO 4 True RMS
CKF wall mount -25...40 SPST-NO 4 -