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5.25
Selector Switches for
Voltmeters & Ammeters
Description
For use with Voltmeters and
Ammeters.
Applications
Complies with IEC 947-3
BS EN 60947-3
Terminal Capacity
1 - 6mm
2
Flexible
1.5 - 10mm
2
Rigid
Isolating voltage 500VAC
Nominal current 10-20A
1 Mod = 17.5mm
2 Mod = 35mm
3 Mod = 52.5mm
4 Mod = 70mm
Voltmeter Selector
3 Ph&N
3 Readings between phases
3 Readings between phase & neutral
Null position (no reading)
Characteristics
Width
Cat ref.
20A 400Vac
3 Mod
SK602
1
3
L1
L2
L3
N
10 6 2 12
V
0
L1
L1 L2
L2 L3
L2
L3
L3 L1
1 3
2 4
1
1
0
0
L3
L1
0
L2
11
9
A
L1
L2
L3
3 4 10 2
Ammeter Selector
4 Positions
Use in 3 Ph&N
Reading by phase
Null position (no reading)
Should be used with Current Transformer (see page 5.24)
Characteristics
Width
Cat ref.
20A 400Vac
3 Mod
SK603
1
3
L1
L2
L3
N
10 6 2 12
V
0
L1
L1 L2
L2 L3
L2
L3
L3 L1
1 3
2 4
1
1
0
0
L3
L1
0
L2
11
9
A
L1
L2
L3
3 4 10 2
Lockable Rotary Switch
On / Off (4 Positions)
Characteristics
Width
Cat ref.
10A 400Vac
3 Mod
SK606
1
3
L1
L2
L3
N
10 6 2 12
V
0
L1
L1 L2
L2 L3
L2
L3
L3 L1
1 3
2 4
1
1
0
0
L3
L1
0
L2
11
9
A
L1
L2
L3
3 4 10 2
SK602
SK603
SK606
Modular
Devices