Page 816 - Motor_protection_and_control_Manual_motor_starters_ contactors

Motor management system - UMC100.3

Technical data - UMC100.3

UMC100.3
Control voltage circuit 1SAJ530000R0*** 1SAJ530000R1***
Supply voltage 24 V DC (+30 % ... -20 %) 110V - 240V AC/DC
(19.2 ... 31.2 V DC) including ripple -15% / +10%
Total power dissipation min. 3 W min P: 3.5 W / S: 8 W
Conditions:
all digital inputs high, all relay outputs activated
Please refer to the product manual for more detailed
information.
Reverse polarity protection yes not relevant
Controller Unit
LEDs: Red / green / yellow Red: Motor has been tripped due to a thermal overload condition or another fault.
Yellow: Motor is running
Green: Ready for operation
Digital inputs
Number of digital inputs 6 (DI0 ... DI5) Type 1 accord. to EN 61131-2
Supply for digital inputs 24 V DC
Isolation No
Input signal bounce suppression Typ. 2 ms
Signal 0 range including ripple -31.2 ... +5 V
Signal 1 range including ripple +15 ... +31.2 V
Input current per channel (24 V DC) Typ. 6.0 mA
Input resistor to 0 V 3.9 k Ω
Cable length unshielded max. 600 m
shielded max. 1000 m
Relay Outputs
Number of relay outputs 3 x monostable with one common root
Voltage range of contacts 12-250 V AC/DC
Lowest switched power for correct signals 1 W or 1 VA
Switching capacity per relay contact acc. to EN AC-15 240 V AC: max. 1.5 A
60947-5-1 (electromagnetic load) AC-15 120 V AC: max. 3 A
DC-13 250 V DC max. 0.11 A
DC-13 125 V DC max. 0.22 A
DC-13 24 V DC max. 1 A
Short-circuit protection 6 A gG
U imp 4 kV
Switching of inductive power Inductive loads need additional measures for spark suppression.
Diodes for DC voltage and varistors / RC elements for AC voltage are suitable. Some DC coil contactors
contain rectifiers which suppress sparks perfectly.
Relay contact service life Mechanical 500 000 switching cycles
Electrical (250 V AC):
0.5 A: 100 000 cycles
1.5 A 50 000 switching
Internal clearance and creepage distances relay con- > 5.5 mm (safety insulation up to 250 V AC)
tacts to 24 V circuits (EN 60947-1, Pollution degree 2)
Pollution degree terminals 3
12 Supply power down/up, behaviour: Valid for all motor Whenever the supply voltage of the UMC is switched off and on, the starting of the motor needs a new
control functions, except transparent and overload RUN signal.
relay.
Transistor output 1SAJ530000R0*** 1SAJ530000R1***
Max. output current 200 mA 50 mA
Short circuit protected Yes Yes
Output voltage if high UMC100 supply voltage, nominal 24 V DC nominal 24V DC
Isolation No 3.4 - 3.8 kΩ
Thermistor Motor Protection (PTC - binary) Type A
Broken wire resistance Voltage at broken wires bet- > 4.8 kΩ
ween terminals T1/T2 12 V DC (typ.)
Response resistance 3.4-3.8 kΩ
Reset resistance 1.5-1.65 kΩ
Short circuit resistance < 21 Ω
Current at short circuit conditions 1.5 mA (typ.)
Response time 800 ms
Max. cold resistance of PTC sensor chain < 1.5 kΩ
Line length 2.5 mm : 2 x 250 m
2
1.5 mm : 2 x 150 m
2
0.5 mm : 2 x 50 m
2
Isolation No

12/12 | ABB