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MS497-50

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Description

The MS497-50 manual motor starter is a 70 mm width devices with a rated operational current of Ie = 50.0 A. This device is used to manually switch on and off motors and to protect them reliably and without the need for a fuse from short-circuits, overload and phase failures. The manual motor starter offers a rated service short-circuit breaking capacity Ics = 50 kA at 400 VAC and the trip class 10. Further features are the build-in disconnect function, temperature compensation, trip-free mechanism and a rotary handle with a clear switch position indication. The manual motor starter is suitable for three- and single-phase applications. The handle is lockable to protect against unauthorized changes. Auxiliary contacts, signalling contacts, undervoltage releases and shunt trips are available as accessory.
Part Number
MS497-50
UNSPSC
39121521
ETIM
Group Code : EG000017
Group Description : Low-voltage Industrial Components
Class Description : Motor protection circuit-breaker
Class Code : EC000074
Version : 7
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Dimensions

Product Net Width
70 mm
Product Net Height
165 mm
Product Net Depth / Length
174 mm
Product Net Weight
2.23 kg

Technical

Rated Service Short-Circuit Breaking Capacity (Ics)
(230 V AC) 100 kA(400 V AC) 50 kA(440 V AC) 50 kA(500 V AC) 7.5 kA(690 V AC) 5 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(230 V AC) 100 kA(400 V AC) 100 kA(440 V AC) 100 kA(500 V AC) 15 kA(690 V AC) 10 kA
Rated Instantaneous Short-Circuit Current Setting (Ii)
650 A
Setting Range
40 ... 50 A
Rated Operational Power AC-3 (Pe)
(400 V) Three Phase 22 kW
Rated Operational Voltage
Main Circuit 690 V ACMain Circuit 450 V DC
Rated Operational Current (Ie)
45 A
Rated Operational Current AC-3 (Ie)
45 A
Rated Frequency (f)
Main Circuit 50 HzMain Circuit 60 Hz
Rated Impulse Withstand Voltage (Uimp)
Main Circuit 6 kV
Rated Insulation Voltage (Ui)
690 V
Power Loss
at Rated Operating Conditions per Pole 3.5 ... 6.7 W
Number of Poles
3
Conventional Free-air Thermal Current (Ith)
Main Circuit 45 A
Degree of Protection
Housing IP20Main Circuit Terminals IP00
Pollution Degree
3
Electrical Durability
25000 cycle
Mechanical Durability
50000 cycle
Connecting Capacity Main Circuit
Flexible with Ferrule 1x 2.5 ... 50 mm²Flexible with Ferrule 2x 2.5 ... 35 mm²Solid 1/2x 2.5 ... 16 mm²Stranded 1x 10 ... 70 mm²Stranded 2x 10 ... 50 mm²
Tightening Torque
Main Circuit 4 ... 6 N·m
Wire Stripping Length
Main Circuit 17 mm
Recommended Screw Driver
Hexagon 4
Mounting Position
1 ... 6
Mounting on DIN Rail
TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715
Actuator Type
Rotary Handle
Contact Position Indication
ON / OFF / TRIP
Standards
CSA 22.2 No. 14IEC/EN 60947-1IEC/EN 60947-2IEC/EN 60947-4-1UL 508

Classifications

Object Classification Code
F
ETIM 4
EC000074 - Motor protective circuit-breaker
ETIM 5
EC000074 - Motor protective circuit-breaker
EClass
V11.0 : 27370401
IDEA Granular Category Code (IGCC)
4845 >> 3 Pole Motor Circuit Protector Circuit Breakers
E-Number (Finland)
3707085

Environmental

Ambient Air Temperature
Operation -20 ... +70 °COperation Compensated -20 ... +60 °CStorage -50 ... +80 °C
Ambient Air Temperature Compensation
Yes
Maximum Operating Altitude Permissible
2000 m
Resistance to Shock acc. to IEC 60068-2-27
11 ms Pulse 25g
RoHS Status
Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019

Technical UL/CSA

Maximum Operating Voltage UL/CSA
Main Circuit 600 V AC
Horsepower Rating UL/CSA
(200 V AC) Three Phase 15 Hp(208 V AC) Three Phase 15 Hp(220 ... 240 V AC) Three Phase 20 Hp(440 ... 480 V AC) Three Phase 40 Hp(550 ... 600 V AC) Three Phase 50 Hp
General Use Rating UL/CSA
(600 V AC) 45 A
Connecting Capacity Main Circuit UL/CSA
Flexible 1x 10-2/0 AWGFlexible 1/2x 10-1/0 AWGStranded 1x 10-2/0 AWGStranded 1/2x 10-1/0 AWG
Tightening Torque UL/CSA
Main Circuit 35 ... 53 in·lb

Ordering

Minimum Order Quantity
1 piece
Customs Tariff Number
85362010
Replacement Product ID (NEW)
1SAM451000R1016