Siemens MS series

From The Fire Panel
MS series
Manufacturer

Pyrotronics
Siemens {"label": "Manufacturer", "field": "Pyrotronics
Siemens"}

The Siemens MS series is a series of pull stations originally introduced by Pyrotronics.

Models

Conventional cover stations

Model Relay type Replaced Replaced by
MS-151[1] N.O. SPST
MS-157 N.O. DPST

Conventional lever stations

Model Type Activation relay First action relay Keyswitch relay Replaced Replaced by
MS-51[2] Single action N.O. SPST, 0.75 A at 125 V N/A N/A
MS-52C Single action N.O. SPST, 0.12 A at 28 V N/A N/A
MS-53 Single action with keyswitch N.O. SPST, 0.75 A at 125 V N/A N.O. SPST, 1 A at 250 V or 3 A at 125 V
MS-57 Single action N.O. DPST, 1 A at 250 V or 3 A at 125 V N/A N/A
MS-501 Double action N.O. SPST, 0.75 A at 125 V None N/A
MS-512C Double action N.O. SPST, 0.12 A at 28 V N.O. SPST, 0.75 A at 125 V N/A
MS-513C Double action with keyswitch N.O. SPST, 0.75 A at 125 V N.O. SPST, 0.75 A at 125 V N.O. SPST, 1 A at 250 V or 3 A at 125 V
MS-514C Double action with keyswitch N.O. SPST, 0.12 A at 28 V N.O. SPST, 0.75 A at 125 V N.O. SPST, 1 A at 250 V or 3 A at 125 V
MS-517C Double action N.O. DPST, 1 A at 250 V or 3 A at 125 V N.O. SPST, 0.75 A at 125 V N/A
MS-518 Double action N.O. SPST, 0.75 A at 125 V N.C. SPST, 3 A at 250 V N/A

RSG pull stations

Siemens model RSG model Replaced Replaced by
MSM-K[3]
MSM-KD
MSM-K-WP
MSM-KD-WP
MSM-EXP
MSM-INST
MSM-BOX

Faraday pull stations

Siemens model Faraday model Replaced Replaced by
MS-F1[4]
MS-F2
MS-F3
MS-FB
MS-FD
MS-FR
MS-FK
MS-NY

Addressable pull stations

Model Type Replaced Replaced by
MSI-10B[5] Single action
MSI-20B Double action
MSI-B6F[6] Single action

References