Signalling Relays

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  • Topic: Relay, Railway signalling, Jaguar Racing
  • Pages : 10 (1636 words )
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  • Published : December 8, 2012
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RAILWAY SIGNALLING PRODUCTS

NEUTRAL LINE

RELAY STYLE QN1

This is a miniature, DC neutral, Tractive armature, line relay designed for use (typical application include repeater, control & Indication functions) railway signalling circuits. The style QN1 forms the basis of the Q range relays. Fitted with a maximum of sixteen independent Silver Impregnated Graphite to Silver contacts, this relay conforms to BRB Spec. 930.

The following table shows the available range

Product Code

Nominal Working Volts

Contacts

Coil Resistance Ohms Volts

Maximum Full Operating 40 40 40 40 40 19.2 19.2 19.2 19.2 19.2 9.6 9.6 9.6 9.6 9.6

Minimum Release Volts 7.5 7.5 7.5 7.5 7.5 3.6 3.6 3.6 3.6 3.6 1.8 1.8 1.8 1.8 1.8

Interlocking

4841153 4841165 4842719 4842722 4842734 4841114 4841126 4842746 4842758 4842761 4841141 4841138 4842773 4842785 4841189

50 50 50 50 50 24 24 24 24 24 12 12 12 12 12

12F 4B 8F 8B 8F 4B 6F 6B 4F 4B 12F 4B 8F 8B 8F 4B 6F 6B 4F 4B 12F 4B 8F 8B 8F 4B 4F 4B 8F 8B

1500 1500 1500 1500 1500 350 350 350 350 350 100 100 100 100 100

ABCEF ABDEF ABCEF ABDEF ABDEF ABCDE ABCDF ABCDE ABCDF ABCDF ACFJX ABCFX ACFJX ABHJX ADFHK

Contact layouts (Rear view)
A
1 2 3 4 5 6 7 8 R1 R3 B C F F B C R2 R4 B C B B B C B C F B C B C B B C B C B C B F F B B B B B B F B B B B B B F F F F F F F F F F F F F F F F F F F F F F F F F F F F F F F F

B

C

D

12F 4B

8F 8B

8F 4B

6F 6B

4F 4B

RELAY STYLE QNA1

This is a miniature, AC immune, DC neutral, Tractive armature, line relay designed for railway signalling purposes. It comprise of a neutral relay with a slug and shunt fitted on the core to provide immunity to 1000 volts AC rms 50Hz. The contacts are Silver Impregnated Graphite to Silver. The relay conforms to BRB Spec. 931 A.

The following table shows the available range

Product Code

Nominal Working Volts

Contacts

Coil Resistance Ohms

Maximum Full Operating Volts 40 40 19.2 19.2 9.6 9.6

Minimum Release Volts 7.5 7.5 3.6 3.6 1.8 1.8

Interlocking

4841233 4841245 4841218 4841221 4841257 4841269

50 50 24 24 12 12

12F 4B 8F 8B 12F 4B 8F 8B 12F 4B 8F 8B

920 920 208 208 150 150

ABEFH ABEGH ABDFH ABDGH EFGKX EFGJX

Note: Relay with contact configuration 8F/4B, 6F/6B & 4F4B can be made available as per requirement.

Contact layouts (Rear view)
A
1 2 3 4 5 6 7 8 R1 R3 B C F F B C R2 R4 B C B B B C B C B B C B F F B B B B B B B B F F F F F F F F F F F F F F F F F F F F F F

B

C

D

12F 4B

8F 8B

6F 6B

RELAY STYLE QNN1

The style QNN1 comprises of two tractive armatures, DC Neutral line miniature relays mounted side by side on a single plug-in BRB 930 series relay base. The two relays operate independently and are designed for use in railway signaling purposes where relays having a maximum of eight pairs of contacts are sufficient. Contacts are Silver Impregnated Graphite to Silver. This relay complies with BRB Spec.960.

The following table shows the available range

Product Code

Nominal Working Volts

Contacts

Coil Resistance Ohms

Maximum Full Operating Volts 40 40 40 19.2 19.2 19.2 9.6 9.6

Minimum Release Volts 7.5 7.5 7.5 3.6 3.6 3.6 1.8 1.8

Interlocking

4842547 4842535 4842797 4842523 4842511 4842802 4842603 4842559

50 50 50 24 24 24 12 12

6F 2B LH &RH 4F 4B LH & RH 2F 2B LH & RH 6F 2B LH & RH 4F 4B LH & RH 2F 2B LH & RH 6F 2 B LH & RH 4F 4 B LH & RH

1750 1750 1750 304 304 304 115 115

CDEFK CFGHJ CFGHJ ACDEK ACEHJ ACEHJ BDFKX BFGKX

Contact layouts (Rear view)
A 1 F 2 3 F 4 5 B 6 7 B 8 R1 R3 C C C C R2 R4 C C C C C C C C F F B B B B B B B F F B B B B B B B F F F F F F F F F F F F F F F F F F B C D

RH relay 6F 2B

LH relay 6F 2B

RH relay 4F 4B

LH relay 4F 4B

RH relay 2F 2B

LH relay 2F 2B

RELAY STYLE QNNA1

The style QNNA1 comprises of two tractive armatures, DC, Neutral, AC immune relays mounted side by side on a single plug-in BRB 930 series relay base. The...
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