Kühn Controls

Here you find the right replacement for old type of MULTICOMAT, COMAT and RELECO time delay relay, industrial relay, monitoring relay, installation relay, interface relay, semiconductor relay.

This table does not lay a claim on completeness. Changes are at any time reserved and are not necessarily again published.
Old New Remarks
AL3/UC24-60V AL3/UC24V ,  AL3/AC48-60V 40mA current of glow lamp
AL4/UC24-60V AL4/UC24V ,  AL4AC48-60V 40mA current of glow lamp
AL5/UC24-60V AL5/UC24V ,  AL5/AC48-60V 40mA current of glow lamp
BS 41 CS1, CS2, CS3 depending upon application, time delay relay with function "B" or. "I" or. "P"
select from current program.
C3-A33 C3-A38 C3-T32
C3-A35 C3-A38 C3-T32
C3-A36 C3-A39 C3-T31
C3-R23 C3-R28  
C4-A43 C4-A48  
C4-A45 C4-A48  
C7-AD1... C7-T21... same relays, but another marking
CBI-102.3 C53.3 or C53.4, CSV2/DC24V max. 0,5 A switch current, cabling adaptation and new programming is required
CBI-102.3 CT30./..32./..33.5 max. 0,5 A switch current, cabling adaptation and new programming is required
CEV-126 CEA-126  
CN 1 CNR1  
CN 121 RS 121 11 pole socket and new cabling adaptation is required
CN 136 CS2 cabling adaptation is required
CN 136 CS3 ,  C63 without external potentiometer
CN 136 RS 121 ,  RS 121.P Pot.-free control
CN 136 CT32.1 ,  CT33.1 without external potentiometer
CN 136 C50 Series without external potentiometer
CNP-... Microcontroller Multicomat BoxX - Series.. AF- ... cabling adaptation and new programming is required
CNP-100 Microcontroller Multicomat
CNP-101 Microcontroller Multicomat
CNP-102 Microcontroller Multicomat		 BoxX - Series.. AF-10MR- ... cabling adaptation and new programming is required
CNP-200 Microcontroller Multicomat BoxX - Series.. AF-20MT- ... cabling adaptation and new programming is required
CNP-300 Microcontroller Multicomat BoxX - Series.. AF-10MR- ... cabling adaptation and new programming is required
CNP-305 Microcontroller Multicomat BoxX - Series.. AF-10MT- ... cabling adaptation and new programming is required
CNP-400 Microcontroller Multicomat BoxX - Series.. AF-10MR- ... cabling adaptation and new programming is required
CNP-405 Microcontroller Multicomat BoxX - Series.. AF-10MT- ... cabling adaptation and new programming is required
EA-400 , EA-405 BoxX - Series.. AF- ... cabling adaptation and new programming is required
E-400 BoxX - Series.. AF- ... cabling adaptation and new programming is required
A-400 , A-405 BoxX - Series.. AF- ... cabling adaptation and new programming is required
CNS-4
Step on Step of I/O		 BoxX - Series.. AF- ... cabling adaptation and new programming is required
CR 1 CNR1 cabling adaptation is required
CR 210 C2-A20, C21 8-pole Socket
CR 310 C3-A30, C31 11-pole Socket
CS-108 CS-18  
CSA 2-62 ... 85 CS2 pin-compatible
CSA 3-S or M CS3 pin-compatible
CSB 2-62 ... 65 CS1 ,  CS2 pin-compatible
CSE 2-62 ... 85 CS1 ,  CS2 pin-compatible
CSE 3-S or M CS3
 pin-compatible
CSK 2-62 ... 85 CS2 pin-compatible
CSN 2-62 ... 85 CS2 pin-compatible
CSR 2-62 ... 68 C64 without external potentiometer, cabling adaptation is required
CSW 2-*/...
Time delay relay		 CS1, CS2 cabling adaptation is required
CT2- ..20, ..21, ..25.. CT2- ..30.. only 1 time range up to 30 min
CT3- ..20, ..21, ..25.. CT3- ..30.. only 1 time range up to 30 min
CU 21... CU23 Timer Module (Print module)
CX 33 (with instantaneous contact) CX 39  
CX 35 C63  
CX 36 C63  
CX 38
Programming time delay relay		 C55, C56, C85 cabling adaptation is required
CXE 3 ..
Programming time delay relay		 C63 cabling adaptation is required
CXR 3 ..
Programming time delay relay		 C64 cabling adaptation is required
NSR 4 SFR1 or RS 121 , CPF11 cabling adaptation is required
RN 121   no replacement, no more available
RS 124 C64 cabling adaptation is required
RS 21-XP ... S (Stop) RS 121.R  
RS 21-XP ... P (ext. Pot.) RS 121.P  
RS 21-XP ... R (Reset) RS 121.R  
RS 21-XP ... V (Namur)   no replacement, no more available
RS 21-XP5 RS 121  
RS 21-XP9 RS 121  
RS 21-XP11 RS 121  
RS 31-RV65 C64 cabling adaptation is required
RS 31-RV85 C64 cabling adaptation is required
RS 321.C2126/24V DC RS 321.C/24V DC no replacement, no more available
RS 32-TG65 RS 122-M... pin and function are compatible
RS 32-TG85 RS 122-M.... pin and function are compatible
RS 32-TG95 RS 122-H.... pin and function are compatible
RS 41-03 RS 41-M  
RS 41-1 RS 41-M  
RS 41-2 RS 41-M  
RS 41-3 RS 41-M  
RS 41-5 RS 41-M  
RS 42-03, -1, -2, -3, -5 C55 search function "I" or "P" or "F" from actual catalog
e.g.: C85; CT1; CRT3; CT36.1; RS 122; CTI 519 etc.. and Socket must be checked
TSR 17
Thermo protection relay		 TSR 19  
TSR 18
Thermo protection relay		 TSR 19  
VSR4 SFR1, SFR2 cabling adaptation is required

List of compatibility between Releco and Comat time delay relays:

Releco Comat Remarks
TRA 45 CM3, CS1, CS2, CS3, C63 Choice the time function, match the time range and check the cabling
TRBCD 40 CM3, CS2, CS3, C63 Choice the time function, match the time range and check the cabling
TRBCD 45 CM3, CS2, CS3, C63 Choice the time function, match the time range and check the cabling
TRS 40 CS1, CS2, CS3, C63 Choice the time function, match the time range and check the cabling
TRZ 40 CS1, CS2, CS3, C63 Choice the time function, match the time range and check the cabling

List of compatibility between sockets lighted Releco and original Comat:

Releco denomination Comat denomination Socket type
S2-B CS-8 Rundsockel Standard 8-polig S2-B, CS-8
S3-B CS-11 Rundsockel Standard 11-polig S3-B, CS-11
S3-MP C11A System Rundsockel 11-polig S3-MP, C11A
S3-MS C12B.. System Rundsockel 11-polig S3-MS, C12B
S4-B CS-14 Flachstift Sockel 14-polig S4-B, CS-14
S5-S CS-15 Flachstift Sockel 11-polig S5-S, CS-15
S7-M
S7-MP		 CS-108, replaced
through CS-18		 Flachstift Sockel 8-polig S7-M, S7-MP, CS-108, CS-18
S7-IO CS-109 Flachstift Sockel 9-polig S7-IO, CS-109
S9-M CS-114 Flachstift Sockel 14-polig S9-M, CS-114
S-10 CS-106 Flachstift Sockel 5-polig S-10, CS-106
- - EC-8 Rundsockel Standard 8-polig EC-8
- - EC-11 Rundsockel Standard 11-polig EC-11

Typical time functions of COMAT, MULTICOMAT:

Delay functions:

  • E: On delay
  • A: Off delay
  • F: On and off delay

Shot timing modes:

  • W: One shot leading edge
  • N: One shot trailing edge
  • Q: One shot and trailing edge

Pulse shaping:

  • K: Pulse shaping
  • L: Pulse shaping, retrigger
  • M: Pulse shaping

Blinker functions:

  • B: Blinker, pulse start
  • B1: Blinker, pulse start, trailing pulse
  • B2: Blinker, interval start

Delayed pulse:

  • G: On delay single shot
  • H: On delay single shot

Repeat cycle timer:

  • I: Repeat cycle timer, pulse start
  • P: Repeat cycle timer, interval start

Special functions:

  • Y: Star-delta timer
  • X1: Restart delay

Pulse sequence monitoring:

  • U: Pulse sequence monitoring
  • V: Pulse sequence monitoring

more relays type ... (alphabetical):

A.. up to B.. C0.. up to C5.. C6.. up to C9.. CA.. up to CY.. E.. up to Z.. replacement documentations / catalogs diagram of functions

All relays ... (selected by type):

Industrial, interface and installation relays

Interface relays
Miniature industrial relays
Standard industrial relays
Industrial relays LONG LIFE
DIN Relays
Solid-state relays
Miniature Contactor
Step-on Step-off / Power Relays
Staircase Lighting Timer
Installation Relays for central control
 

Timers:

Plug-in time cubes for industrial relays
The Comat CT System
Plug-in time relays
DIN time relays
 

Monitoring relays:

Voltage monitor
Current monitoring relays
Three-phase monitoring
DC voltage / DC current monitor
Thermo protection relays

Compact PLC:

Comat BoxX
 

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