1 Electronic motor starter EMS
1.5 Description of device
Elektronischer Motorstarter EMS/Electronic Motor Starter EMS
04/15 MN03407009Z-DE/EN
www.eaton.com
39
1.5.3 Power Wiring
The 3-phase input voltage terminals are used to connect the device to a
3-phase supply system. To ensure that the correct direction of motor rotation
will be set when using an EMS reversing starter, make absolutely sure to
connect the 3-phase supply system to the EMS motor starter correctly by
referring to the motor starter‘s terminal designations.
1.5.4 Protective element
The following fuses can be used to protect a 3-phase supply system against
short-circuits:
Table 2:
Fuse for IEC applications
Table 3:
Fuse for UL applications
DANGER
Never work with the device when it is energized!
Device
Protective
device
I
q
Voltage
Type of
coordination
EMS…
16 A gG/gL
50 kA
500 V
‘1‘
Device
Protective
device
I
q
Voltage
Type of
coordination
EMS…
20 A RK5
5 kA
500 V
‘1‘
EMS…
30 A Class J/CC
100 kA
500 V
‘1‘
DANGER
After a short-circuit, the electronic motor starter must be
replaced. Do not continue to operate the electronic motor
starter without repairs/replacements!