• Siemens SENTRON 3LD2 / 3LD5 Switch Disconnector Accessories
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Siemens SENTRON 3LD2 / 3LD5 Switch Disconnector Accessories

Siemens SENTRON 3LD2 / 3LD5 Switch Disconnector Accessories

Accessories for Siemens SENTRON 3LD2 and 3LD5 switch disconnectors and 3LD2 load transfer switches: additional poles, auxiliary switches, operating mechanisms, door-coupling parts and covers.

Key features

  • N switching contacts (4th contact element), N/PE terminals
  • Auxiliary switches 1 NO + 1 NC or 2 NO, standard or gold-plated, lateral or front mounting
  • Rotary and knob-operated mechanisms for main control and EMERGENCY-STOP switches
  • Door-coupling handles, shafts and coupling parts for floor-mounted switches
  • Terminal covers, inscription labels and assembly tools

Specifications

Brand Siemens SENTRON
Series 3LD2 / 3LD5 accessories
Catalog chapter 8 Switch Disconnectors
Product group Fuseless switch disconnectors
Suitable for 3LD2, 3LD5 UL, 3LD2 load transfer sw.
Note "For" lists the sizes marked in tables
Source Siemens Catalog LV 10 · 2026, p. 656-797
3LD9220-0B Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD21/22
3LD9250-0BA Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD25/50
3LD9280-0B Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD27/28/52
3LD9240-0B Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD23/24/54/56/58
3LD9200-2B Accessory: N/PE terminals | Version: Through-type | For: 3LD20
3LD9220-2B Accessory: N/PE terminals | Version: Through-type | For: 3LD21/22
3LD9250-2BA Accessory: N/PE terminals | Version: Through-type | For: 3LD25/50
3LD9280-2B Accessory: N/PE terminals | Version: Through-type | For: 3LD27/28/52
3LD9240-2B Accessory: N/PE terminals | Version: Through-type | For: 3LD23/24/54/56/58
3LD9200-5B Accessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20–58
3LD9200-5BF Accessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20–58
3LD9280-5D Accessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20/21/22/25/27/28/50/52
3LD9240-5D Accessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD23/24/54/56/58
3LD9280-5DF Accessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20/21/22/25/27/28/50/52
3LD9240-5DF Accessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD23/24/54/56/58
3LD9224-1D Accessory: Rotary operating mechanisms | Version: For main control switches | Detail: Center-hole mounting | For: 3LD20/21/22
3LD9284-1D Accessory: Rotary operating mechanisms | Version: For main control switches | Detail: Center-hole mounting | For: 3LD25/27/28
3LD9224-1B Accessory: Rotary operating mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD20/21/22
3LD9284-1B Accessory: Rotary operating mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD25/27/28/50/52
3LD9224-3D Accessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Center-hole mounting | For: 3LD20/21/22
3LD9284-3D Accessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Center-hole mounting | For: 3LD25/27/28
3LD9224-3B Accessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD20/21/22
3LD9284-3B Accessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD25/27/28/50/52
3LD9243-1B Accessory: Knob-operated mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD23/24/54/56/58
3LD9243-3B Accessory: Knob-operated mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD23/24/54/56/58
3LD9201-2A Accessory: Terminal covers | Version: 1-pole | For: 3LD20
3LD9221-2A Accessory: Terminal covers | Version: 1-pole | For: 3LD21/22
3LD9251-2A Accessory: Terminal covers | Version: 1-pole | For: 3LD25/50
3LD9281-2A Accessory: Terminal covers | Version: 1-pole | For: 3LD27/28/52
3LD9241-2A Accessory: Terminal covers | Version: 1-pole | For: 3LD23/24/54/56/58
3LD9221-0A Accessory: Terminal covers | Version: 3-pole | For: 3LD21/22
3LD9251-0A Accessory: Terminal covers | Version: 3-pole | For: 3LD25/50
3LD9201-1A Accessory: Terminal covers | Version: 4-pole | For: 3LD20
3LD9286-1A Accessory: Inscription labels | Version: German/English | For: 3LD20/21/22/25/27/28/50/52/54/56/58
3LD9286-4A Accessory: Inscription labels | Version: Without inscription | For: 3LD20/21/22/25/27/28/50/52/54/56/58
3LD9256-0A Accessory: Assembly tools | Version: For main control/EMERGENCY-STOP switches | For: 3LD20/21/22/25
3LD9220-0C Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD21/22
3LD9250-0CA Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD25/50
3LD9280-0C Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD27/28/52
3LD9240-0C Accessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD23/24/54/56/58
3LD9200-2C Accessory: N/PE terminals | Version: Through-type | For: 3LD20
3LD9220-2C Accessory: N/PE terminals | Version: Through-type | For: 3LD21/22
3LD9250-2CA Accessory: N/PE terminals | Version: Through-type | For: 3LD25/50
3LD9280-2C Accessory: N/PE terminals | Version: Through-type | For: 3LD27/28/52
3LD9240-2C Accessory: N/PE terminals | Version: Through-type | For: 3LD23/24/54/56/58
3LD9200-5C Accessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20–58
3LD9200-5CF Accessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20–58
3LD9200-6C Accessory: Auxiliary switches (standard version) | Version: 2 NO | Detail: Standard | For: 3LD20/21/22/25/27/28/23/24
8UC7110-1BB Accessory: 8UC7 handle with masking plate | Version: defeatable, For main control switches | Detail: Four-hole mounting | For: 3LD27/28
8UC7210-1BB Accessory: 8UC7 handle with masking plate | Version: defeatable, For main control switches | Detail: Four-hole mounting | For: 3LD23/24
8UC7120-3BB Accessory: 8UC7 handle with masking plate | Version: defeatable, For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD27/28
8UC7220-3BB Accessory: 8UC7 handle with masking plate | Version: defeatable, For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD23/24
3LD9287-1C Accessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Gray | For: 3LD20/21/22/25/27/28/50/52
3LD9247-1C Accessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Gray | For: 3LD23/24/54/56/58
3LD9287-3C Accessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Red/yellow | For: 3LD20/21/22/25/27/28/50/52
3LD9247-3C Accessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Red/yellow | For: 3LD23/24/54/56/58
8UC6011 Accessory: Coupling drivers | Version: For 8UC71 door-coupling rotary op. mech. | For: 3LD27/28
8UC6012 Accessory: Coupling drivers | Version: For 8UC72 door-coupling rotary op. mech. | For: 3LD23/24
3LD9205-0C Accessory: Switch shafts | Version: 6 × 6 mm | Detail: 300 mm | For: 3LD20/21/22/25/27/28/50/52
3LD9205-2C Accessory: Switch shafts | Version: 6 × 6 mm | Detail: 600 mm | For: 3LD20/21/22/25/27/28/50/52
3LD9245-0C Accessory: Switch shafts | Version: 8 × 8 mm | Detail: 300 mm | For: 3LD23/24/54/56/58
3LD9245-2C Accessory: Switch shafts | Version: 8 × 8 mm | Detail: 600 mm | For: 3LD23/24/54/56/58
3LD9202-4E Accessory: Coupling pieces | Version: With tolerance compensation | For: 3LD20/21/22/25/27/28
3LD9242-4F Accessory: Coupling pieces | Version: Without tolerance compensation | For: 3LD23/24
3LD9224-1GH Accessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P, 3P+N | For: 3LD20/21/22
3LD9284-1G Accessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P, 3P+N | For: 3LD25/27/28/21/22
3LD9224-3GH Accessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P, 3P+N | For: 3LD20/21/22
3LD9284-3G Accessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P, 3P+N | For: 3LD25/27/28/21/22
3LD9283-2G Accessory: Knob-operated mechanisms | Version: Main control switches | For: 3LD20/21/22/25/27/28
3LD9283-4G Accessory: Knob-operated mechanisms | Version: EMERGENCY-STOP switches | For: 3LD20/21/22/25/27/28
3LD9224-1G Accessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P | For: 3LD20/21/22
3LD9224-3G Accessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P | For: 3LD20/21/22
8WH1000-0AF00 Accessory: Terminal blocks | Version: Through-type terminal with screw conn. | For: 3LD20/21/22/25/27/28
3LD9228-1G Accessory: Shield terminals | Version: 3 …12 mm | For: 3LD20/21/22/25/27/28
8UD1731-2AD01 Accessory: Handles | Version: O-I | Detail: Gray | For: 3LD54/56/58
8UD1731-2AD05 Accessory: Handles | Version: O-I | Detail: Red/yellow | For: 3LD54/56/58
AccessoriesSiemens
76 product codes available in this family
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Siemens SENTRON 3LD2 / 3LD5 Switch Disconnector Accessories

Brand Siemens·Accessories

Available part numbers (76)

3LD9220-0B, 3LD9250-0BA, 3LD9280-0B, 3LD9240-0B, 3LD9200-2B, 3LD9220-2B, 3LD9250-2BA, 3LD9280-2B, 3LD9240-2B, 3LD9200-5B + 66 more — see full table ↓

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Product codeSpec
3LD9220-0BAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD21/22
3LD9250-0BAAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD25/50
3LD9280-0BAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD27/28/52
3LD9240-0BAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD23/24/54/56/58
3LD9200-2BAccessory: N/PE terminals | Version: Through-type | For: 3LD20
3LD9220-2BAccessory: N/PE terminals | Version: Through-type | For: 3LD21/22
3LD9250-2BAAccessory: N/PE terminals | Version: Through-type | For: 3LD25/50
3LD9280-2BAccessory: N/PE terminals | Version: Through-type | For: 3LD27/28/52
3LD9240-2BAccessory: N/PE terminals | Version: Through-type | For: 3LD23/24/54/56/58
3LD9200-5BAccessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20–58
3LD9200-5BFAccessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20–58
3LD9280-5DAccessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20/21/22/25/27/28/50/52
3LD9240-5DAccessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD23/24/54/56/58
3LD9280-5DFAccessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20/21/22/25/27/28/50/52
3LD9240-5DFAccessory: Aux. switches for the front | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD23/24/54/56/58
3LD9224-1DAccessory: Rotary operating mechanisms | Version: For main control switches | Detail: Center-hole mounting | For: 3LD20/21/22
3LD9284-1DAccessory: Rotary operating mechanisms | Version: For main control switches | Detail: Center-hole mounting | For: 3LD25/27/28
3LD9224-1BAccessory: Rotary operating mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD20/21/22
3LD9284-1BAccessory: Rotary operating mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD25/27/28/50/52
3LD9224-3DAccessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Center-hole mounting | For: 3LD20/21/22
3LD9284-3DAccessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Center-hole mounting | For: 3LD25/27/28
3LD9224-3BAccessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD20/21/22
3LD9284-3BAccessory: Rotary operating mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD25/27/28/50/52
3LD9243-1BAccessory: Knob-operated mechanisms | Version: For main control switches | Detail: Four-hole mounting | For: 3LD23/24/54/56/58
3LD9243-3BAccessory: Knob-operated mechanisms | Version: For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD23/24/54/56/58
3LD9201-2AAccessory: Terminal covers | Version: 1-pole | For: 3LD20
3LD9221-2AAccessory: Terminal covers | Version: 1-pole | For: 3LD21/22
3LD9251-2AAccessory: Terminal covers | Version: 1-pole | For: 3LD25/50
3LD9281-2AAccessory: Terminal covers | Version: 1-pole | For: 3LD27/28/52
3LD9241-2AAccessory: Terminal covers | Version: 1-pole | For: 3LD23/24/54/56/58
3LD9221-0AAccessory: Terminal covers | Version: 3-pole | For: 3LD21/22
3LD9251-0AAccessory: Terminal covers | Version: 3-pole | For: 3LD25/50
3LD9201-1AAccessory: Terminal covers | Version: 4-pole | For: 3LD20
3LD9286-1AAccessory: Inscription labels | Version: German/English | For: 3LD20/21/22/25/27/28/50/52/54/56/58
3LD9286-4AAccessory: Inscription labels | Version: Without inscription | For: 3LD20/21/22/25/27/28/50/52/54/56/58
3LD9256-0AAccessory: Assembly tools | Version: For main control/EMERGENCY-STOP switches | For: 3LD20/21/22/25
3LD9220-0CAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD21/22
3LD9250-0CAAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD25/50
3LD9280-0CAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD27/28/52
3LD9240-0CAccessory: N switching contacts | Version: Leading switch-on, lagging switch-off | For: 3LD23/24/54/56/58
3LD9200-2CAccessory: N/PE terminals | Version: Through-type | For: 3LD20
3LD9220-2CAccessory: N/PE terminals | Version: Through-type | For: 3LD21/22
3LD9250-2CAAccessory: N/PE terminals | Version: Through-type | For: 3LD25/50
3LD9280-2CAccessory: N/PE terminals | Version: Through-type | For: 3LD27/28/52
3LD9240-2CAccessory: N/PE terminals | Version: Through-type | For: 3LD23/24/54/56/58
3LD9200-5CAccessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Standard | For: 3LD20–58
3LD9200-5CFAccessory: Auxiliary switches (standard version) | Version: 1 NO + 1 NC | Detail: Gold-plated | For: 3LD20–58
3LD9200-6CAccessory: Auxiliary switches (standard version) | Version: 2 NO | Detail: Standard | For: 3LD20/21/22/25/27/28/23/24
8UC7110-1BBAccessory: 8UC7 handle with masking plate | Version: defeatable, For main control switches | Detail: Four-hole mounting | For: 3LD27/28
8UC7210-1BBAccessory: 8UC7 handle with masking plate | Version: defeatable, For main control switches | Detail: Four-hole mounting | For: 3LD23/24
8UC7120-3BBAccessory: 8UC7 handle with masking plate | Version: defeatable, For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD27/28
8UC7220-3BBAccessory: 8UC7 handle with masking plate | Version: defeatable, For EMERGENCY-STOP switches | Detail: Four-hole mounting | For: 3LD23/24
3LD9287-1CAccessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Gray | For: 3LD20/21/22/25/27/28/50/52
3LD9247-1CAccessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Gray | For: 3LD23/24/54/56/58
3LD9287-3CAccessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Red/yellow | For: 3LD20/21/22/25/27/28/50/52
3LD9247-3CAccessory: Supplementary handles for door-coupling | Version: rotary op. mech., O-I | Detail: Red/yellow | For: 3LD23/24/54/56/58
8UC6011Accessory: Coupling drivers | Version: For 8UC71 door-coupling rotary op. mech. | For: 3LD27/28
8UC6012Accessory: Coupling drivers | Version: For 8UC72 door-coupling rotary op. mech. | For: 3LD23/24
3LD9205-0CAccessory: Switch shafts | Version: 6 × 6 mm | Detail: 300 mm | For: 3LD20/21/22/25/27/28/50/52
3LD9205-2CAccessory: Switch shafts | Version: 6 × 6 mm | Detail: 600 mm | For: 3LD20/21/22/25/27/28/50/52
3LD9245-0CAccessory: Switch shafts | Version: 8 × 8 mm | Detail: 300 mm | For: 3LD23/24/54/56/58
3LD9245-2CAccessory: Switch shafts | Version: 8 × 8 mm | Detail: 600 mm | For: 3LD23/24/54/56/58
3LD9202-4EAccessory: Coupling pieces | Version: With tolerance compensation | For: 3LD20/21/22/25/27/28
3LD9242-4FAccessory: Coupling pieces | Version: Without tolerance compensation | For: 3LD23/24
3LD9224-1GHAccessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P, 3P+N | For: 3LD20/21/22
3LD9284-1GAccessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P, 3P+N | For: 3LD25/27/28/21/22
3LD9224-3GHAccessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P, 3P+N | For: 3LD20/21/22
3LD9284-3GAccessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P, 3P+N | For: 3LD25/27/28/21/22
3LD9283-2GAccessory: Knob-operated mechanisms | Version: Main control switches | For: 3LD20/21/22/25/27/28
3LD9283-4GAccessory: Knob-operated mechanisms | Version: EMERGENCY-STOP switches | For: 3LD20/21/22/25/27/28
3LD9224-1GAccessory: Rotary operating mechanisms | Version: Main control switches | Detail: 3P | For: 3LD20/21/22
3LD9224-3GAccessory: Rotary operating mechanisms | Version: EMERGENCY-STOP switches | Detail: 3P | For: 3LD20/21/22
8WH1000-0AF00Accessory: Terminal blocks | Version: Through-type terminal with screw conn. | For: 3LD20/21/22/25/27/28
3LD9228-1GAccessory: Shield terminals | Version: 3 …12 mm | For: 3LD20/21/22/25/27/28
8UD1731-2AD01Accessory: Handles | Version: O-I | Detail: Gray | For: 3LD54/56/58
8UD1731-2AD05Accessory: Handles | Version: O-I | Detail: Red/yellow | For: 3LD54/56/58

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