| Enclosure Type |
NEMA 3R/7/9 Rainproof Bolted,NEMA 3R/7/9 Bolted
|
|---|
| Voltage type for actuating |
AC
|
|---|---|
| Suitable for emergency stop |
True
|
| External reset possible |
True
|
| With fuse |
False
|
| Rated control supply voltage at AC 50 Hz |
380 V
|
| Type of motor starter |
Direct online starter (DOL)
|
| Service limit current rating |
104 A
|
| Continuous current |
90 A
|
| Circuit closing inrush current peak including offset, max |
947 A
|
| Load voltage |
380V
|
| Heat dissipation |
10 W (2...3 poles)
|
| Coil operating limits |
85...110%
|
| Operating volt amperes burden |
Sealed: 45VA, 60 Hz coils (2...3 poles)
|
| Hp rating |
50 Hp
|
| Factory installed models |
HAND-OFF-AUTO selector switch
|
| Temperature compensated overload protection |
True
|
| Coordination class according to IEC 60947-4-3 |
Class 2
|
| Type of electrical connection of main circuit |
Screw connection
|
| Type of electrical connection for auxiliary- and control current circuit |
Screw connection
|
| Width |
12.75 mm
|
|---|---|
| Height |
24.75 mm
|
| Depth |
10.78 mm
|
| Degree of protection (NEMA) |
3R
|
|---|---|
| Number of auxiliary contacts, max |
8
|
| Mechanical life operations |
5000000
|
| Operating time, drop-out |
20 ms
|
| Operating time, pick-up |
37 ms
|
| Material housing |
Aluminium
|
| Enclosure type rating |
NEMA 3R/7/9 bolted
|
| Required torque on power terminal wire clamps and pressure connectors or lugs |
150 in-lb
|
|---|---|
| Auxiliary contact material |
Silver
|
| Type of power terminal |
Pressure terminals
|
| Wire size |
For power terminals: 8...1 AWG
|
| Power contact material |
Silver Alloy
|
| NEMA size |
NEMA 3
|
|---|---|
| Operating temperature |
-25 °C
|
| Operating position |
Vertical
|
| Altitude |
10000 ft before derating
|
| Overload relay |
Eutectic overload
|
| Corrosion-resistance |
All metal parts are treated for corrosion-resistance
|
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| Technotes |
|---|
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Technical Specifications
| Enclosure Type |
NEMA 3R/7/9 Rainproof Bolted,NEMA 3R/7/9 Bolted
|
|---|
| Voltage type for actuating |
AC
|
|---|---|
| Suitable for emergency stop |
True
|
| External reset possible |
True
|
| With fuse |
False
|
| Rated control supply voltage at AC 50 Hz |
380 V
|
| Type of motor starter |
Direct online starter (DOL)
|
| Service limit current rating |
104 A
|
| Continuous current |
90 A
|
| Circuit closing inrush current peak including offset, max |
947 A
|
| Load voltage |
380V
|
| Heat dissipation |
10 W (2...3 poles)
|
| Coil operating limits |
85...110%
|
| Operating volt amperes burden |
Sealed: 45VA, 60 Hz coils (2...3 poles)
|
| Hp rating |
50 Hp
|
| Factory installed models |
HAND-OFF-AUTO selector switch
|
| Temperature compensated overload protection |
True
|
| Coordination class according to IEC 60947-4-3 |
Class 2
|
| Type of electrical connection of main circuit |
Screw connection
|
| Type of electrical connection for auxiliary- and control current circuit |
Screw connection
|
| Width |
12.75 mm
|
|---|---|
| Height |
24.75 mm
|
| Depth |
10.78 mm
|
| Degree of protection (NEMA) |
3R
|
|---|---|
| Number of auxiliary contacts, max |
8
|
| Mechanical life operations |
5000000
|
| Operating time, drop-out |
20 ms
|
| Operating time, pick-up |
37 ms
|
| Material housing |
Aluminium
|
| Enclosure type rating |
NEMA 3R/7/9 bolted
|
| Required torque on power terminal wire clamps and pressure connectors or lugs |
150 in-lb
|
|---|---|
| Auxiliary contact material |
Silver
|
| Type of power terminal |
Pressure terminals
|
| Wire size |
For power terminals: 8...1 AWG
|
| Power contact material |
Silver Alloy
|
| NEMA size |
NEMA 3
|
|---|---|
| Operating temperature |
-25 °C
|
| Operating position |
Vertical
|
| Altitude |
10000 ft before derating
|
| Overload relay |
Eutectic overload
|
| Corrosion-resistance |
All metal parts are treated for corrosion-resistance
|
Documents
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Search the Literature Library
Alternative Products
Technotes
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
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