Description
                    Manual transfer switch disconnector with three positions
                
            
                
                    Code
                    MSS 125
                
            
                
                    No. of poles
                    4P
                
            
                
                    Rated current
                    63 A
                
            
                
                     ELECTRICAL CHARACTERISTICS
                    -
                
            
                
                    MECHANICAL CHARACTERISTICS
                    -
                
            
                
                    Standard
                    EN 60947-3
                
            
                
                    Mechanical life
                    10.000 cycles
                
            
                
                    AC Rated operational voltage (Ue)
                    400V
                
            
                
                    Maximum number of auxiliary contacts that can be installed
                    1
                
            
                
                    DC Rated operational voltage (Ue)
                    -
                
            
                
                    Minimum cable size
                    4 mm²
                
            
                
                    AC Maximum operational voltage (Ue max)
                    690 V
                
            
                
                    Maximum cable size (rigid/flexible)
                    50 / 35 mm²
                
            
                
                    DC Maximum operational voltage (Ue max)
                    220 V
                
            
                
                    Maximum busbar width
                    -
                
            
                
                    Rated insulation voltage (Ui)
                    800 V
                
            
                
                    Rated tightening torque
                    6 Nm
                
            
                
                    Rated impulse withstand voltage (Uimp)
                    8 kV
                
            
                
                    Pre-arrangment for lock in OFF position
                    Yes (ø6 mm max)
                
            
                
                    Rated short-time withstand current for 1s (Icw)
                    2,5 kA
                
            
                
                    Height
                    94 mm
                
            
                
                    Rated short-circuit current making capacity (Icm)
                    12 kA
                
            
                
                    Width (mm)
                    215
                
            
                
                    Conditional short-circuit current with fuse (Icc)
                    100 kA (gG 63A)
                
            
                
                    Depth
                    50 mm
                
            
                
                    Power dissipation per pole
                    1.2 W
                
            
                
                    Weight (kg)
                    1.2
                
            
                
                    AC RATED OPERATIONAL CURRENT (Ie)
                    -
                
            
                
                    DC RATED OPERATIONAL CURRENT (Ie)
                    -
                
            
                
                    AC-20A / AC-20B (690V AC)
                    63 A / 63 A
                
            
                
                    DC-20A / DC-20B (220V DC)
                    63 A / 63 A (2 poles in series for each polarity)
                
            
                
                    AC-21A / AC-21B (400V AC)
                    63 A / 63 A
                
            
                
                    DC-20A / DC-20B (400V DC)
                    -
                
            
                
                    AC-21A / AC-21B (500V AC)
                    -
                
            
                
                    DC-20A / DC-20B (440V DC)
                    -
                
            
                
                    AC-21A / AC-21B (690V AC)
                    63 A / 63 A
                
            
                
                    DC-20A / DC-20B (500V DC)
                    -
                
            
                
                    AC-22A / AC-22B (400V AC)
                    63 A / 63 A
                
            
                
                    DC-21A / DC-21B (220V DC)
                    63 A / 63 A (2 poles in series for each polarity)
                
            
                
                    AC-22A / AC-22B (500V AC)
                    -
                
            
                
                    DC-21A / DC-21B (400V DC)
                    -
                
            
                
                    AC-22A / AC-22B (690V AC)
                    40 A / 40 A
                
            
                
                    DC-21A / DC-21B (440V DC)
                    -
                
            
                
                    AC-23A / AC-23B (400V AC)
                    63 A / 63 A
                
            
                
                    DC-21A / DC-21B (500V DC)
                    -
                
            
                
                    AC-23A / AC-23B (500V AC)
                    -
                
            
                
                    DC-22A / DC-22B (220V DC)
                    63 A / 63 A (2 poles in series for each polarity)
                
            
                
                    AC-23A / AC-23B (690V AC)
                    25 A / 25 A
                
            
                
                    DC-22A / DC-22B (400V DC)
                    -
                
            
                
                    -
                    -
                
            
                
                    DC-22A / DC-22B (440V DC)
                    -
                
            
                
                    -
                    -
                
            
                
                    DC-22A / DC-22B (500V DC)
                    -
                
            
                
                    -
                    -
                
            
                
                    DC-23A / DC-23B (220V DC)
                    63 A / 63 A (2 poles in series for each polarity)
                
            
                
                    -
                    -
                
            
                
                    DC-23A / DC-23B (400V DC)
                    -
                
            
                
                    -
                    -
                
            
                
                    DC-23A / DC-23B (440V DC)
                    -
                
            
                
                    -
                    -
                
            
                
                    DC-23A / DC-23B (500V DC)
                    -
                
            
            
                Ware Number
                85365080