For Operation in the Control Cabinet © Siemens AG 2009 3RW Soft Starters 3RW30 for standard applications 6 6/9 Siemens LV 1 T · 2009 Soft starters Type 3RW30 1. 3RW30 2. 3RW30 3. 3RW30 4.
Conductor cross-sections Screw terminals Main conductors Front clamping point • Solid mm2 connected • Finely stranded with end sleeve mm2 • Stranded mm2 • AWG cables - Solid AWG - Solid or stranded AWG - Stranded AWG Rear clamping point • Solid mm2 connected • Finely stranded with end sleeve mm2 • Stranded mm2 • AWG cables - Solid or stranded AWG Both clamping points • Solid mm2 connected • Stranded mm2 • Finely stranded with end sleeve mm2 • AWG cables - Solid or stranded AWG • Tightening torque NM lb.in Tools Degree of protection 2 x (1 ... 2.5); 2 x (2.5 ... 6) acc. to IEC 60947 2 x (1 ... 2.5); 2 x (2.5 ... 6) acc. to IEC 60947; max. 1 x 10 2 x (1.5 ...
16) 2 x (2.5 ... 16) 2 x (1.5 ... 2.5); 2 x (2.5 ... 6) 2 x (1 ... 2.5); 2 x (2.5 ... 6) 1 x (0.75 ... 25) 1 x (2.5 ... 35) -- -- 1 x (0.75 ... 35) 1 x (4 ... 70) 2 x (16 ... 12) 2 x (16 ... 12) 2 x (14 ... 10) 2 x (14 ... 10) 1 x (18 ... 2) 1 x (10 ... 2/0) 1 x 8 1 x 8 -- -- -- -- 2 x (1.5 ... 16) 2 x (2.5 ... 16) -- -- -- -- 1 x (1.5 ... 25) 1 x (1.5 ... 35) 1 x (2.5 ... 50) 1 x (10 ... 70) -- -- 1 x (16 ... 2) 1 x (10 ... 2/0) -- -- 2 x (1.5 ... 16) 2 x (2.5 ... 16) -- -- -- -- 2 x (1.5 ... 25) 2 x (1.5 ... 16) 2 x (10 ... 50) 2 x (2.5 ... 35) -- -- 2 x (16 ... 2) 2 x (10 ... 1/0) 2 ... 2.5 2 ... 2.5 4.5 6.5 18 ... 22 18 ...
22 40 58 PZ 2 PZ 2 PZ 2 Allen screw 4 mm IP20 IP20 IP20 (IP00 terminal compartment) IP20 (IP00 terminal compartment) Spring-type terminals Main conductors • Solid mm2 • Finely stranded with end sleeve mm2 • AWG cables - Solid or stranded (finely stranded) AWG - Stranded AWG Tools Degree of protection 1 ... 4 1 ... 10 -- -- 1 ... 2.5 1 ... 6, end sleeves without plastic collar -- -- 16 ... 14 16 ... 10 -- -- 16 ... 12 1 x 8 -- -- DIN ISO 2380- 1A0; 5 x 3 DIN ISO 2380- 1A0; 5 x 3 -- -- IP20 IP20 -- -- Busbar connections Main conductors • With cable lug acc. to DIN 46234 or max. 20 mm wide - Stranded mm2 - Finely stranded mm2 • AWG cables, solid or stranded AWG -- -- -- 2 x (10 ...
70) -- -- -- 2 x (10 ... 50) -- -- -- 2 x (7 ... 1/0) Soft starters Type 3RW30 1. ... 3RW30 4. Conductor cross-sections Auxiliary conductors (1 or 2 conductors can be connected): Screw terminals • Solid mm2 • Finely stranded with end sleeve mm2 • AWG cables - Solid or stranded AWG - Finely stranded with end sleeve AWG • Terminal screws - Tightening torque NM lb.in Spring-type terminals • Solid mm2 • Finely stranded with end sleeve mm2 • AWG cables, solid or stranded AWG 2 x (0.5 ... 2.5) 2 x (0.5 ... 1.5) 2 x (20 ... 14) 2 x (20 ... 16) 0.8 ... 1.2 7 ... 10.3 2 x (0.25 ... 2.5) 2 x (0.25 ... 1.5) 2 x (24 ... 14)