QM40/3N
1319970 QM40/3N
1319970

Changeover switch, QM, 40 A, 2 x 3 pole + N (switched), without rotary handle, With drive shaft, 6 mm square
Switch-disconnector QM40/3N, changeover switch, 2x4 pole (3P + switched N), free air thermal current Ithe 40 A, with shaft 6mm square

Product range	Changeover switches
Part group reference	QM
Stop Function	optional
Information about equipment supplied	without rotary handle With drive shaft, 6 mm square
Number of poles	auxiliary contact fitted by user.
Degree of Protection	2 x 3 pole + N (switched)
Design	0 N/O
Rated uninterrupted current [Iu]	0 N/C
Note on rated uninterrupted current !u	IP20
Standards	rear mounting
Certifications
Ambient temperature >Operation [ϑ]	40 A
Ambient temperature >Storage [ϑ]	Rated uninterrupted current Iu is specified for max. cross-section.
Overvoltage category/pollution degree	IEC/EN 60947, VDE 0660, IEC/EN 60204 Switch-disconnector according to IEC/EN 60947-3
Rated impulse withstand voltage [Uimp]	CE, RoHs
Rated insulation voltage [Ui ]	-25 - +55 °C
Mounting	-30 - +80 °C
Mounting position	III/3
Mechanical variables >Number of poles	6 kV
Mechanical variables >Auxiliary contacts 0 N/O Mechanical variables >Auxiliary contacts 0 N/C Electrical characteristics >Rated uninterrupted current [Iu]	690 V
Electrical characteristics >Note on rated uninterrupted current !u	Top-hat rail mounting
Heat dissipation per pole, current-dependent [Pvid]	As required
Safe isolation to EN 61140 >Current heat loss per contact at Ie	2 x 3 pole + N (switched)
Solid	0 N/O
Flexible with ferrules to DIN 46228 >flexible	0 N/C
Flexible	40 A
Stripping length	Rated uninterrupted current Iu is specified for max. cross-section.
Tightening torque for terminal screw	4 W
Notes	4 W
Rated operational current for specified heat dissipation [In]	2.5 - 16 mm2
Heat dissipation per pole, current-dependent [Pvid]	2.5 - 10 mm2
Equipment heat dissipation, current-dependent [Pvid]	4 - 10 mm2
Static heat dissipation, non-current-dependent [Pvs]	10 mm
Heat dissipation capacity [Pdiss]	1.8 Nm
Operating ambient temperature min.	B10d values as per EN ISO 13849-1, table C1
Operating ambient temperature max.	40 A
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	4 W
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures	0 W
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat	0 W
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects	0 W
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	-25 °C
10.2 Strength of materials and parts >10.2.5 Lifting	+55 °C
10.2 Strength of materials and parts >10.2.6 Mechanical impact	Meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.7 Inscriptions	Meets the product standard´s requirements.
10.3 Degree of protection of ASSEMBLIES	Meets the product standard´s requirements.
10.4 Clearances and creepage distances	Meets the product standard´s requirements.
10.5 Protection against electric shock	Meets the product standard´s requirements.
10.6 Incorporation of switching devices and components	Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections	Does not apply, since the entire switchgear needs to be evaluated.
10.8 Connections for external conductors	Meets the product standard´s requirements.
10.9 Insulation properties >10.9.2 Power-frequency electric strength	Does not apply, since the entire switchgear needs to be evaluated.
10.9 Insulation properties >10.9.3 Impulse withstand voltage	Meets the product standard´s requirements.
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material	Does not apply, since the entire switchgear needs to be evaluated.
10.10 Temperature rise	Does not apply, since the entire switchgear needs to be evaluated.
10.11 Short-circuit rating	Is the panel builder´s responsibility.
10.12 Electromagnetic compatibility	Is the panel builder´s responsibility.
10.13 Mechanical function	Is the panel builder´s responsibility.
Version as switch disconnector compact	Is the panel builder´s responsibility.
Version as main switch	Is the panel builder´s responsibility.
Version as maintenance-/service switch	The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
Version as safety switch	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Version as emergency stop installation	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Max. rated operation voltage Ue AC	The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Rated permanent current Iu	Yes
Rated operation power AC-3, 400 V	No
Rated operation power at AC-23, 400 V	No
Conditioned rated short-circuit current Iq	No
Number of poles	No
Number of auxiliary contacts as normally closed contact	690 V
Number of auxiliary contacts as normally open contact	40 A
Number of auxiliary contacts as change-over contact	11 kW
Motor drive optional	15 kW
Motor drive integrated	0 kA
Voltage release optional	8
Device construction	0
Suitable for ground mounting	0
Suitable for front mounting	0
Suitable for front mounting center	No
Suitable for distribution board installation	No
Suitable for intermediate mounting	No
Type of control element	Built-in device fixed built-in technique
Interlockable	Yes
Connection type main current circuit	No
Degree of protection (IP), front side	No

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