Crydom CKR Series User Manual

Installation sheet, Ckr series, Din rail mount

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Installation Sheet

DIN Rail Mount

Do not forget to visit us at:

www.crydom.com

Copyright © 2014 Custom Sensors & Technologies. Specifications subject to change without notice.

High Power Ready-to-Use DIN Rail Mounted SSRs

CKR Series

Crydom CKR Series Solid State Relays were developed to offer the advantages of semiconductor switching

technology in a standard 22.5 mm industrial package. Quick and easy installation is coupled with low drive

power requirements and efficient, reliable power SCR output. This compact new design offers up to 30 Arms

in ambient temperatures of 25ºC.

Mounting clip incorporates tabs for screw mounting to panel

Box Clamp terminals

Bracket fits all standard 35 mm DIN rail profiles

LED input status indicator

FEATURES

PART NUMBER NOMENCLATURE

IMPORTANT CONSIDERATIONS

Mounting Air Gap

(A)

Earth Bonding (Grounding)

To achieve maximum ratings, there must be a minimum spacing of 0.8 in (20 mm) between

the devices (horizontally) and of 3.15 in (80 mm) measured between DIN clip tabs (vertically).

The CKR heat sink is equiped with an earth bonding screw as is required for Class 1

Protection, in accordance with EN 60950 (VDE 0804). Recommended torque is 20 in-lbs

(2.2 Nm).

Required for valid part number
For options only and not required for valid part number

Rev: 112613

MOUNTING INSTRUCTIONS

Mounting on DIN Rail

Mounting on Panel

Please read all installation instructions before using CKR Series SSRs.

Choose one of the two mounting options and follow the instructions below.

Locate the panel section on which the CKR SSR will be mounted on.
DIN clip includes tabs for this type of mounting. Tab holes have a

diameter of 4.5 mm. You will need two screws (not included) no

larger than that to mount the SSR onto panel.
Align SSR tabs with panel surface and screw both top and bottom

sides. Recommended torque is 12 in-lbs (1.36 Nm).

Locate rail and align with non moveable end of CKR DIN clip.
Using reasonable force, push CKR in the direction of the arrow

shown in fig.1.
For removal pull release tag in direction of arrow using blade of

screwdriver and pull it away from DIN rail.

To install

on DIN Rail

To remove

from DIN Rail

20

30

10

20

40

60

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fig.1

Mounting on DIN Rail

Series

Rated Load Current

10: 10 Amps

20: 20 Amps

30: 30 Amps

Overvoltage Protection

Blank: Not Included

P: Included

Control Voltage

D: 4-32 VDC

B: 90-140 VAC

A: 180-280 VAC

AxxxxE: 18-36 VAC

Switching Type

Blank: Zero Voltage Turn-On

-10: Random Turn-On

Operating

Voltage

24: 24-280 VAC

48: 48-530 VAC

60: 48-660 VAC

CKR

10

-10

E

P

24

D

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