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Les langues disponibles
Les langues disponibles
Technical Data
Mechanical data
Number of poles
Auxiliary contacts
Switching handle
max. bracket
diameter
Material
Enclosure
Degree of protection
Impact strength
Connection type
Connection
Terminals
Main contacts
Auxiliary contacts
Weight
Service life
Tightening torque
287620 / 8570674300
2022‐03‐28·IO00·III·en·00
2 pole / 3 wire (1P + N + PE) (N-conductor switched)
2 pole / 3 wire (2P + PE)
3 pole / 4 wire (3P + PE)
4 pole / 5 wire (3P + N + PE) (N-conductor switched)
Optional max. 2 auxiliary contacts (ON – delayed, OFF – leading)
Auxiliary contacts in Ex i version are fitted with gold-plated contacts.
Optionally in NAMUR resistor circuitry.
lockable in 0 or I position
5 mm / 0.19 inch
polyamide, glass fibre reinforced
IP66 acc. to IEC 60529,
IP64 acc. to UL 60079,
NEMA 3, 4, 4X acc. to ANSI/NEMA 250
IK10 as per IEC/EN 62262-0 and IEC 60309-1,
7 Joule as per UL 60079
Screw-type terminals
solid
finely stranded
finely stranded with core end
sleeve
solid/finely stranded
8570/21-3
1.12 kg / 2.47 lbs
8570/21-4
1.35 kg / 2.98 lbs
8570/21-5
1.45 kg / 3.19 lbs
> 5,000 switching cycles (electrical and mechanical) acc. to UL 60309-1
Terminals: 1.2 Nm / 10.62 lbf inch
Connection chamber cover of the receptacle: 1.8 Nm / 15.93 lbf inch
2
1 x 1.5 mm
to 2 x 6 mm
(1 x AWG 16 to 2 x AWG 10)
2
1 x 1.5 mm
to 2 x 4 mm
(1 x AWG 16 to 2 x AWG 12)
2
1 x 1.5 mm
to 2 x 4 mm
(1 x AWG 16 to 2 x AWG 12)
2
1 x 0.5 mm
to 2 x 2.5 mm
(1 x AWG 20 to 2 x AWG 14)
SolConeX Receptacle, 20 A
Series 8570/21
Technical Data
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