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Automation & PneumaticsAutomationDrive EngineeringMonitoring Relays

Siemens 3RR2142-1AA30 3RR21421AA30 Monitoring relay No. of relay outputs: 1

A Siemens Sirius contactor, model 3RQ21, depicted in a technical drawing. Connections and LED indicators for operational status are visible.
Electrical control cabinet with various electrical components and cables; a warning light located in the top right corner. Primary purpose: control of electrical systems.
Electrical circuit diagram with connections: '1/L1', '3/L2', '5/L3' top left; '2/T1', '4/T2', '6/T3' bottom left; 'B1 AC/DC' and 'B2' at the top.
Technical drawing of a relay with detailed measurements in millimetres. Shows front and side view with specific dimensions and connections.
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Product type
Monitoring relay
No. of relay outputs
1
Operating voltage
24 V
Type
3RR2142-1AA30
Probe inputs
2-phasig
Datasheet (PDF)
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Part number:
Item no:
Dispatches on Thu 12 Nov
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Technical specifications

  • Mounting type: direct mounting
  • Design of the Electrical Connection: screw terminals.
Type

3RR2142-1AA30

Product type

Monitoring relay

No. of relay outputs

1

Probe inputs

2-phasig

Operating voltage

24 V

Dim

(L x W x H) 91 x 45 x 88 mm

Weight

260 g

Width

45 mm

Height

88 mm

Length

91 mm

45

87 mm

91 mm

FALSE

TRUE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

Screw connection

60 s

0 s

30 s

0 s

AC/DC

UKCA

yes

Documents & Downloads

Datasheet

Datasheet 1746780 Siemens 3RR2142-1AA30 3RR21421AA30 Monitoring relay No. of relay outputs: 1

User & Safety Instructions

User & Safety Instructions 1746780 Siemens 3RR2142-1AA30 3RR21421AA30 Monitoring relay No. of relay outputs: 1

Description

Load feeder fuseless, Direct-on-line starting 400 V AC, Size S0 27.0...32.0 A 24 V DC Spring-type terminal for installation on standard mounting rail (also fulfills type of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO+1 NC (contactor)

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