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Phoenix Contact EMG 17-REL/SG-B 48/21/P Relay module 1 change-over Piece 10 pc(s)

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Packaging type
Piece
Product type
Relay module
Contact type
1 change-over
Switching voltage (max.)
250 V DC/AC
Type
EMG 17-REL/SG-B 48/21/P
Datasheet (PDF)
EAN:
Part number:
Item no:
Unavailable

Sales and shipping:
Conrad ElectronicTerms & Conditions

Technical specifications

  • Product family: EMG
  • Connection type: screw terminals.
  • M3 screw thread
  • Conductor cross-section flexible: 0.2 mm² ... 2.5 mm².
  • Conductor cross-section rigid: 0.2 mm² ... 4 mm².
  • Wire cross-section AWG: 24 ... 12
  • Width 17.5 mm
  • Height: 75 mm
  • Depth: 62.5 mm
  • Colour: Green (RAL 6021)
  • Ambient conditions: Environmental conditions
  • Ambient temperature (operation): -40 °C ... 50 °C
  • Ambient temperature (storage/transport): -40 °C ... 70 °C
  • Standards/regulations: DIN EN 50178
  • Mounting type: Rail mounting
  • Insulation properties: Insulation properties
  • Over voltage category III
  • Pollution level: 2
  • Stripped length: 8 mm
  • All mounting positions permitted
  • Maximum power loss at rated conditions 0.41 W.
  • Operating mode 100 % ED
  • Input voltage range: 38.4 V DC ... 52.8 V DC (20 °C)
  • Mounting instructions: Can be aligned in series without spacing
  • Protection circuit: Snubber diode | snubber diode;Reverse polarity protection | Reverse polarity protection diode
  • Switching voltage maximum 250 V AC/DC
  • Application: Universal
  • Usage restriction: Use restriction
  • EMC note: EMC: Class A product, see manufacturer's declaration in the download area
  • Maximum switch-on current 8 A.
  • Insulation: Secure separation, reinforced insulation
  • Data maintenance status: Data maintenance stand
  • Date of last data maintenance: 12.09.2025
  • NOMINAL INPUT VOLTAGE UN 48 V DC
  • Typical input current at UN: Typ. 8.5 mA
  • Contact version 1 changeover contacts
  • Continuous current 6 A
  • Rated insulation voltage 250 V AC
  • Dimensioning surge voltage: 4 kV
  • Insulation characteristics: Air and creepage distances between the circuits: Insulation properties: Air and creepage distances between the circuits
  • Air and creepage distances between the circuits: Air and creepage distances between the circuits
  • Switching: Switching
  • Mechanical life: Approx. 107 switching cycles
  • Test voltage (Winding/contact): 4 kVeff (50 Hz, 1 min., Winding/contact)
  • Offensive side: Pathogen side
  • Switching characteristics of drive: Bi-stable
  • Drive (polarity): Polarity sensitive
  • Typical response time: 5 ms
  • Typical fall-back time: 5 ms
  • Type of switch contact: Single contact
  • Contact material: AgSnO
  • Switching voltage minimum: 5 V (at 100 mA);24 V (at 1 mA)
  • Switching current minimum: 1 mA (at 24 V);100 mA (at 5 V)
  • Breaking capacity (resistive load) maximum: 140 W (at 24 V DC);40 W (at 48 V DC);35 W (at 60 V DC) ;30 W (at 110 V DC);55 W (at 220 V DC);1500 VA (at 250  V AC)
  • Switching: If the gold layer is destroyed: Switching: If the gold layer is destroyed
  • Contact side: Contact side
  • Pulse time range: 30 ms ... 5 s
  • Coil voltage 24 V DC
Packaging type

Piece

Product type

Relay module

Type

EMG 17-REL/SG-B 48/21/P

Connection

Screws

Min. pick-up voltage

38.4 V DC

Max. pick-up voltage

52.8 V DC

Response time

5 ms

Fall time

5 ms

Contact type

1 change-over

Contact material

AgSnO

Switching voltage (max.)

250 V DC/AC

Max. switching capacity

1500 VA

Features

+ flyback diode

Max. temperature

70 °C

Min. temperature

-40 °C

Depth

62.5 mm

Width

17.5 mm

Height

75 mm

Dim

(W x H x D) 17.5 x 75 x 62.5 mm

Content

10 pc(s)

UKCA

yes

Documents & Downloads

Datasheet

Datasheet 3580337 Phoenix Contact EMG 17-REL/SG-B 48/21/P Relay module 1 change-over Piece 10 pc(s)

User & Safety Instructions

User & Safety Instructions 3580337 Phoenix Contact EMG 17-REL/SG-B 48/21/P Relay module 1 change-over Piece 10 pc(s)

Description

Relay module, with permanently soldered-in residual current miniature relay, with plus-switching diode circuit, contacts (AgSnO): Small to large powers, 1 CO contact, input voltage 48 V DC

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