• Siemens 5TT6 Current Relays (1-phase loads up to 230 V AC)
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Siemens 5TT6 Current Relays (1-phase loads up to 230 V AC)

Siemens 5TT6 Current Relays (1-phase loads up to 230 V AC)

Siemens 5TT6 current relays monitor 1-phase loads up to 230 V AC for undercurrent, overcurrent or both.

Key features

  • Under- or overcurrent monitoring, 5TT6115 for both
  • 1 MW non-isolated versions with 1-10 A control current
  • 2 MW electrically isolated versions with ranges 0.1-1 A to 1.5-15 A
  • Switching delay 0.1-20 s, continuously adjustable; 4% hysteresis
  • Load-shedding of continuous-flow heaters and similar applications

Specifications

Series 5TT6
Rated operational voltage 230 V AC
Rated operational current 5 A
Frequency 50/60 Hz
Terminals Screw (PZ 1)
Mounting DIN rail
Source Siemens Catalog LV 10 · 2026, p. 874
5TT6111 Monitoring: Undercurrent | Isolation: Not isolated | Contacts: 1 CO | Control current: 1-10 A | Width: 1 MW
5TT6112 Monitoring: Overcurrent | Isolation: Not isolated | Contacts: 1 CO | Control current: 1-10 A | Width: 1 MW
5TT6113 Monitoring: Undercurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW
5TT6114 Monitoring: Overcurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW
5TT6115 Monitoring: Over-/undercurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW
Monitoring RelaysSiemens
5 product codes available in this family
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Siemens 5TT6 Current Relays (1-phase loads up to 230 V AC)

Brand Siemens·Monitoring Relays

Available part numbers (5)

5TT6111, 5TT6112, 5TT6113, 5TT6114, 5TT6115

How to order

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Product codes & specifications
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Product codeSpec
5TT6111Monitoring: Undercurrent | Isolation: Not isolated | Contacts: 1 CO | Control current: 1-10 A | Width: 1 MW
5TT6112Monitoring: Overcurrent | Isolation: Not isolated | Contacts: 1 CO | Control current: 1-10 A | Width: 1 MW
5TT6113Monitoring: Undercurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW
5TT6114Monitoring: Overcurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW
5TT6115Monitoring: Over-/undercurrent | Isolation: Electrically isolated | Contacts: 2 CO | Control current: 0.1-1/0.5-5/1-10/1.5-15 A | Width: 2 MW

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