Low Profile PCB Relay (SSR)

Functions:
• Type 41.81-9024. 5 A, 24 V DC Output Switching
• Type 41.81-82-40, 3 A, 240 V AC Output Switching, Zero Crossing Switching

Features:
• Type 41.81 is a Solid State Relay for Printed Circuit Mount (direct or via PCB socket)   or
• Type 41.81 is a Solid State Relay for 35mm Rail Mount (via screw or screwless sockets)
• Silent and has speed switching with long electrical life
• LED Indicator
• Low Profile (15.7 mm)
• Wash Tight: RT III
• 2500V AC Insulation, Input-Output

Applications:
• Medical & Dentistry
• Industrial Robots
• Building Automation
• Control Systems
• Timers & Lighting Controls
• Door & Gate Openers
• Electronic Circuit Boards
• Vending Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Relay Interface Modules – Single Output SSR

Function:
• Type 38.91 SSR interface module with screwless terminals.
• High switching speed and long electrical life.
• Single pole SSR output – AC or DC switching
• DC or AC/DC input
• 35 mm rail mounting (EN 60715).
• Ideal for PLC and electronic systems.

Features:
• Sensitive DC or AC/DC input voltage
• AC or DC output switching (1 NO)
• Supplied with integral coil indication and protection circuit
• Quick and easy ejection of relay using plastic retaining clip
• UL Listing (certain relay/socket combinations)
• 35 mm rail (EN 60715) mounting
• Screwless terminals

Also Available as Type 38.91.3 with:
• Special input leakage current suppression circuit
• AC or AC/DC input voltage
• AC or DC output switching (1 NO)

Applications:
• Bottling Plant
• Packaging Machines
• Control Panels
• Traffic Light Controls
• Vending Machines
• Programmable Controllers
• Panels for Electrical Distribution
• Labelling Machines

Enquiry Form: https://www.epreston.co.uk/contat/

Home Page: https://www.epreston.co.uk/epblog/

Relay Interface Modules - Single Output SSR

Function:
• Type 38.41 Relay Interface Module with solid state relay, single output, width 14 mm.
• Equipped with screwless (spring clamp) terminals.
• With AC or DC output circuit and DC input circuit.
• 35 mm rail (EN 60715) mounting.
• Designed for interfacing with PLC systems.

Features:
• DC power supply
• Supplied with voltage presence circuit and coil protection
• Quiet, high switching speed and electrical life
• Removal of the relay through the plastic retaining and release clip
• UL Listing (relay/socket/jumper link)
• 35 mm rail (EN 60715) mounting

Applications:
• Bottling Plant
• Packaging Machines
• Control Panels
• Traffic Light Controls
• Vending Machines
• Programmable Controllers
• Panels for Electrical Distribution
• Labelling Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Timed Interface Modules - EMR & SSR

Function:
Type 38.21 timed relay interface module with EMR relay, 1 CO – 6 A., with 4 functions & 4 time scales 0.1 s … 6 h.

Features:
• AC/DC power supply (12 or 24 V)
• Screw terminals
• Width 6.2mm

Applications:
• Bottling Plant
• Packaging Machines
• Control Panels
• Traffic Light Controls
• Vending Machines
• Programmable Controllers
• Panels for Electrical Distribution
• Labelling Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Modular Solid State Relays (SSR) 5 - 15 - 30A

Function and Features:
The 77 Series is made up of modular and “hocky puck” style solid state relays with the following features (according to Type):

Modular
• Wide 17.5 mm and 22.5 mm, heat sink + plastic casing
• 60 to 440 V AC output (with double SCR) or 24 to 277 AC output (with Triac)
• 5 kV / 6 kV (1.2/50 μs) insulation between input and output
• Zero-crossing or Random versions available
• High switching speed and long electrical life
• Silent switching, without electrical arc or “contact” bounce
• Low absorption input circuit
• Position of relay version terminals (terminals entrance and exit on opposite sides)
• Also suitable for three-phase systems
• 35 mm rail (EN 60715) mounting

Hocky Puck
• 24 to 240 V AC output
• Zero-crossing version available
• High switching speed and long electrical life
• Silent switching; spark-free and bounce-free switching
• Low control power
• Position of relay version terminals (input and output terminals on opposite sides)
• Also suitable for three-phase systems
• Mounting on heat sink with screws

Applications:
• Drying Kilns
• Heating & Cooling
• Lighting Controls in Corridors (for hotels, offices & hospitals)
• Bottling Plant
• Labelling Machines
• Packaging Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Low-Profile P.C.B. Relays 3 - 5 - 8 - 12 - 16A

Function and Features:
The 41 Series is a range of miniature low profile printed circuit board relays (height 15.7 mm). The different Types that make up this Series are:

EMR version
• Low profile, 15.7 mm height
• AC & DC coils
• 8 mm, 6 kV (1.2/50 μs) isolation, coil – contacts
• Flux proof: RT II standard, (RT III option)

Solid State (SSR) version
• Low profile, 15.7 mm height
• Sensitive DC input circuits
• Silent, high speed switching with long electrical life

Applications:
• Medical and Dentistry
• Industrial Robots
• Building Automation
• Control Systems
• Timers and Lighting Controls
• Door and Gate Openers
• Electronic Circuit Boards
• Vending Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Finder 39 Series: MasterINTERFACE - Relay Interface Modules (EMR or SSR) 0,1...6 A

The 39 Series is a range of modular interface relays which include the following features (according to Type):
• 6.2mm wide
• DC, AC or AC/DC coil versions
• Special coil/input leakage current suppression types
• With fuse protection module
• Timer version
• ATEX/HazLoc compliant (EX nC) option available
• Push-in and screw terminals

Applications:
• Bottling plants
• Packaging Machines
• Traffic Light Controls
• Carousel Warehouses
• Control Panels
• Panels for Electrical Distribution
• Labelling Machines
• Hoists & Cranes

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Finder 38 Series: Relay Interface Modules (EMR or SSR) 0.1-2-6-8A

The 38 Series is a range of of EMR or SSR modular interface relays which include the following features (according to Type):
• 6.2mm or 14mm wide
• DC or AC/DC coil versions
• Special coil/input leakage current suppression types
• Timer version
• Screw & screwless terminals

Applications:
• Bottling plants
• Packaging Machines
• Control Panels
• Traffic Light Controls
• Vending Machines
• Programmable Controllers
• Panels for Electrical Distribution
• Labelling Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Finder 34 Series:  Slim P.C.B. Relays (EMR or SSR) 0.1-2-6A

Finder’s Solid State Relays are excellent in interfacing applications.  Small SSR’s such as Finder’s 34 Series draw only a few mA, so they sip at the limited output currents available from PLCs.

The 34 Series (EMR) relays include the following features (according to Type):
• Sensitive DC coil: 170 mW
• 5 mm wide – 6kV (1.2/50 μs) isolation, coil – contacts

The 34 Series (SSR) relays include the following features (according to Type):
• Sensitive DC input circuits
• 5 mm wide
• Silent, high speed switching with long electrical life

Applications:
• Bottling Plants
• Packaging Machines
• Labelling Machines
• Road / Tunnel Lighting
• Burners, Boilers & Furnaces
• Timers & Lighting Controls
• Electronic Circuit Boards
• Programmable Controllers

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

Modular solid state relays (SSR) 5 - 15 - 30A

A solid state relay is ideal when fast, frequent switching is required. For example, precision temperature control of an industrial oven might require switching off the mains supply to the heating elements every two or three seconds. Finder’s 77 Series would be the best component to operate this with input AC or DC, 230 V AC or 400 V AC output and rated voltage range (19…305) V AC or (48…480) V AC and is most suited to heater controls.

The 77 Series is made up of modular and “hocky puck” style solid state relays with the folowing features (according to Type):

Function and Features:
Input AC or DC
• 230 V AC or 400 V AC output
• Rated voltage range (19…305) V AC or (48…480) V AC
• Zero-crossing and random switch-on versions
• Suitable for lamp loads
• 17.5 and 22.5 mm housing
• Features (“hockey puck”)

Input AC or DC
• 230 V AC or 400 V AC output
• Switching voltage range (19…305) V AC or (48…480) V AC
• Suggested applications: heater control
• Mounting to heatsink with screws
• Zero-crossing version

Applications:
• Drying Kilns
• Heating & Cooling
• Lighting Control
• Bottling Plant
• Labelling Machines
• Packaging Machines

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/