QSA400N-2/3N.
1318614 QSA400N-2/3N.
1318614

Fuse switch-disconnector, 3P + N (switched), rear mounting, 400 A, NH1/NH2
QSA400N-2/3N fuse-switch-disconnector; frame size 2; suitable for DIN fuse-links (blade contacts type)

Product range	Fuse-switch-disconnector Main switch maintenance switch
Part group reference	QSA
Stop Function	optional
Notes	Suitable for DIN fuse-links (blade contacts type)
Information about equipment supplied	auxiliary contact fitted by user.
Number of poles	3P + N (switched)
Degree of Protection	0 N/O
Design	0 N/C
Contact sequence	IP00 IP20 with terminal cover
Rated uninterrupted current [Iu]	rear mounting
Note on rated uninterrupted current !u
Fuse cartridge
Standards	400 A
Certifications	Rated uninterrupted current Iu is specified for max. cross-section. In ventilated enclosure.
Ambient temperature >Operation [ϑ]	NH1/NH2 Size
Ambient temperature >Storage [ϑ]	IEC/EN 60947, VDE 0660, IEC/EN 60204 Switch disconnector in accordance with IEC/EN 60947-11
Overvoltage category/pollution degree	CE, RoHs
Rated impulse withstand voltage [Uimp]	-25 - +55 °C
Rated insulation voltage [Ui ]	-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 operational voltage [Ue]	690 V
Electrical characteristics >Rated uninterrupted current [Iu]	As required
Electrical characteristics >Note on rated uninterrupted current !u	3P + N (switched)
Heat dissipation per pole, current-dependent [Pvid]	0 N/O
Rated operational current for specified heat dissipation [In]	0 N/C
Heat dissipation per pole, current-dependent [Pvid]	690 V AC
Equipment heat dissipation, current-dependent [Pvid]	400 A
Static heat dissipation, non-current-dependent [Pvs]	Rated uninterrupted current Iu is specified for max. cross-section. In ventilated enclosure.
Heat dissipation capacity [Pdiss]	0 W
Operating ambient temperature min.	400 A
Operating ambient temperature max.	0 W
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	0 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	-25 °C
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	+55 °C
10.2 Strength of materials and parts >10.2.5 Lifting	Meets the product standard´s requirements.
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	Does not apply, since the entire switchgear needs to be evaluated.
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	Meets the product standard´s requirements.
10.8 Connections for external conductors	Does not apply, since the entire switchgear needs to be evaluated.
10.9 Insulation properties >10.9.2 Power-frequency electric strength	Meets the product standard´s requirements.
10.9 Insulation properties >10.9.3 Impulse withstand voltage	Does not apply, since the entire switchgear needs to be evaluated.
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	Is the panel builder´s responsibility.
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 main switch	Is the panel builder´s responsibility.
Version as safety switch	The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
Max. rated operation voltage Ue AC	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Rated permanent current Iu	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Rated operation power at AC-23, 400 V	The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Conditioned rated short-circuit current Iq	Yes
Rated short-time withstand current lcw	No
Suitable for fuses	690 V
Number of poles	400 A
With error protection	220 kW
Type of electrical connection of main circuit	50 kA
Cable entry	0 kA
Equipped with connectors	NH1, NH2
Suitable for ground mounting	4
Suitable for front mounting 4-hole	No
Suitable for busbar mounting	Screw connection
Type of control element	Other
Position control element	Yes
Motor drive optional	Yes
Motor drive integrated	No
Version as emergency stop installation	No
Degree of protection (IP), front side	Other

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