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SZW98 Series universal change-over switch

SZW98 Series universal change-over switch

Purpose

SZW98 Universal change-over switch is a new type of product developed by introducing advanced technology from abroad. It has the
domestic leading level, reaches or approaches the level of foreign similar products. It is mainly applied to to the electrical circuits (AC
50~60Hz, rated voltage 440V and below, DC voltage 240V and below, rated current up to 20A) to manually connect or disconnect circuit
infrequently as control or change-over purpose. And it can also directly control small capacity AC motor, serving as master control and
circuit measurement.

Technical parameters

AC-21A AC-22A AC-22A AC-2 AC-3 AC-4AC-4 AC-15 DC-13
Model Ith A Ui V Ue V
Ie(A) Ie(A) Ie(A) P(kW) Ie(A) P(kW) Ie(A) P(kW) Ie(A) P(kW) Ie(A) Ie(A)
440 20 20 15 7.5 15 7.5 11 5.5 3.5 1.5 4
240 5 1
SZW98 20 660
120 5
440 25 25 22 11 22 11 15 7.5 6.5 3 5

External dimension and Installation dimension(mm)

1-5（ Thickness of mounting panel）
46 V-Φ4.5
10 4-Φ4.5
Φ13
Φ13
48 61.5 36 48±0.2
36 □49
36 48±0.2
49
L=38+12n
Note: L= size of 1 section N denotes contact system plus section number Dimensions of clients’ installation and hole-opening

External dimension(mm) Installation dimension(mm)
Model and specification
A B C L E F D1 D2
SZW98-16 Square panel 49 49 48 38+12n 36 36 Φ13 Φ4.5
SZW98-16 Rectangular panel 49 61.5 48 38+12n 36 36 Φ13 Φ4.5
SZW98-20 Square panel 66 66 48 38+12n 48 48 Φ13 Φ4.5
SZW98A-16 Large square panel 64 64 48 38+12n 48 48 Φ13 Φ4.5
SZW98-20 Rectangular panel 66 82 48 38+12n 48 48 Φ13 Φ4.5

P 15