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Union Switch and Signal Co, Plate E Section:

Plates E-1005 to E-1105: Vane Relays
Plate E-1005, General Information
Plate E-1005, Style SLV-13 Vane Relay
Plate E-1007, Operating Mechanism and Details for SLV-13 Vane Relay
Plate E-1009, Circuit Controlling Mechanism and Details for SLV-13 Vane Relay
Plate E-1015, Style SV-12 Vane Relay
Plate E-1017, Operating Mechanism and Details for Style SV-12 Vane Relay
Plate E-1020, Model 15 (Two Element) Two Position Vane Relay
Plate E-1025, Model 15 Three Position Vane Relay
Plate E-1030, Vane Relays with Indicator Attachment
Plate E-1033, Operating Mechanism and Details for Two and Three Position Model 15 Vane Relay
Plate E-1035, Circuit Controlling Mechanism and Details for Two and Three Position Model 15 Vane Relay
Plate E-1037, Case, Condenser, and Counterweight Details for SV-12 and Two and Three Position Model 15 Vane Relays
Plate E-1039, Lighting Arrester for Model SV-12 and SLV-13 and Model 15 Vane Relays
Plate E-1045, Centrifugal Frequency Relay Using Three Arm Centrifuge
Plate E-1046, Centrifugal Frequency Relay Using Three Arm Centrifuge Detail Parts
Plate E-1050, Vane Time Element Relays SV-20 and SV-21
Plate E-1055, Vane Time Element Relays SV-20 and SV-21 Detail Parts
Plate E-1060, Style SV-30 Slow Release Vane Relay
Plate E-1062, Style SV-31 A. C. Flasher Vane Relay
Plate E-1065, Case and Operating Mechanism Details for Style SV-30 Slow Release and Style SV-31 Flasher Vane Relays
Plate E-1067, Style SV-32 Slow Release Vane Relay
Plate E-1069, Style SV-32 Slow Release Vane Relay Detail Parts
Plate E-1071, Style TV-30 Vane Track Relay Two-Position Two Element
Plate E-1072, Style TV-30 Vane Track Relay Three-Position Two Element
Plate E-1073, Style TV-30 Vane Track Relay Two-Position Two Element Detail Parts
Plate E-1075, Style TV-30 Two-Element Three-Position Vane Track Relay Details
Plate E-1080, Style TV-40 Vane Type Relay Three-Position Two-Element
Plate E-1081, Style TV-40 Vane Type Relay Three-Position Two-Element Detail Parts
Plate E-1090, Style ANL-2 Relay
Plate E-1093, Style ANL-2 Relay Detail Parts
Plate E-1100, Model 16 Vane Armature Type Interlocking Relay
Plate E-1105, Model 16 Vane Armature Type Interlocking Relay Detail Parts

Plates E-1110 to E-1181: Power Transfer Relays
Plate E-1110, Style ANL-10 Transformer Relay
Plate E-1115, Style ANL-10 Transformer Relay Detail Parts
Plate E-1120, Style ANL-15 Transformer Relay
Plate E-1125, Style ANL-15 Transformer Relay Detail Parts
Plate E-1130, Style ANL-20 Transformer Relay
Plate E-1135, Style ANL-20 Transformer Relay Detail Parts
Plate E-1136, Style ANL-21 Transformer Relay
Plate E-1175, Style ANL-30 Transformer Relay
Plate E-1180, Style ANL-40 Transformer Relay
Plate E-1181, Style ANL-40 Transformer Relay Detail Parts

Plates E-4800 to E-5090: D.C. Relays
Plate E-4800, General Information
Plate E-4800, Model 12 Polarized Relay with Two Normal and Two Reverse Polar Contacts
Plate E-4805, Model 12 Polarized Relay with Four Normal and Four Reverse Polar Contacts
Plate E-4810, Model 13 D. C. Neutral Relay Two and Four Point Round Base
Plate E-4813, Model 13 D. C. Neutral Relay Four Point Square Base
Plate E-4815, Model 13 D. C. Neutral Relay Six Point Square Base
Plate E-4816, Model 13 D. C. Neutral Relay Eight Point Square Base
Plate E-4817, Model 13 D. C. Neutral Relay Ten Point Square Base
Plate E-4824, Model 12 Polarized Relay Detail Parts
Plate E-4825, Model 12 Polarized Relay Four Front and Two Back Neutral and Two Normal and Two Reverse Polar Contacts
Plate E-4826, Details of Model 12 Polarized Relay Four Front and Four Back Neutral and Two Normal and Two Reverse Polar Contacts
Plate E-4830, Details of Model 12 Polarized Relay Four Front and Two Back Neutral and Four Normal and Four Reverse Polar Contacts
Plate E-4834, Model 13 Relay Detail Parts Knife Edge Back Contacts and Contact Spring
Plate E-4835, Details of Model 13 Round Base Neutral Relay Four-Point
Plate E-4836, Details of Model 13 Round Base Neutral Relay Two-Point
Plate E-4838, Details of Model 13 Neutral Relay Square Base Four-Point
Plate E-4840, Details of Model 13 Neutral Relay Six-Point
Plate E-4841, Details of Model 13 Neutral Relay Eight-Point
Plate E-4842, Details of Model 13 Neutral Relay Ten-Point
Plate E-4900, Style DN-11 D. C. Neutral Relays Four-Point
Plate E-4903, Style DN-11 D. C. Neutral Relays Ten-Point (Voided by B&M RR)
Plate E-4904, Style DN-12 Four and Six Point D. C. Trunnionless Neutral Relays
Plate E-4930, Four and Six Point Style DN-18 Slow Pick-Up, Slow Release Line Relay (Voided by B&M RR)
Plate E-4932, Four and Six Point Style DN-19 Special Slow Release Line Relay (Voided by B&M RR)
Plate E-4934, Primary-Secondary Relay Combination For Improving D. C. Track Curcuit Shunting Sensitivity
Plate E-4935, Style DN-22 D.C. Neutral Relays (Voided by B&M RR)
Plate E-4936, Style DN-22A D.C. Neutral Relays (Voided by B&M RR)
Plate E-4937, Styles DN-22B D.C. Biased Neutral Relay and DN-22BH D.C. Biased Neutral High Release Relay (Voided by B&M RR)
Plate E-4938, Style DN-22L A.C.-D.C. Lightout Relay
Plate E-4941, Style DN-22P Power Transfer Relay (Voided by B&M RR)
Plate E-4954, Details of Model 12 D. C. Trunnionless Neutral Relay Four-Point
Plate E-4955, Details of Model 12 D. C. Trunnionless Neutral Relay Six-Point
Plate E-4975, Details of Style DN-18 and DN-19 Neutral Relays Four and Six Point
Plate E-4978, Styles DN-22, DN-22A D.C. Neutral and DN-22L Lightout Relays Detail Parts
Plate E-4980, Styles DN-22B D.C. Biased Neutral Relay and DN-22BH D.C. Biased Neutral High Release Relay Detail Parts
Plate E-4985, Style DN-22P Power Transfer Relay Detail Parts
Plate E-5025, Coils for D.C. Relays
Shock Absorbers For Union Relays
Plate E-5030, Shock Absorber Spring Bases for D.C. and A.C. Relays
Plate E-5035, Plug Couplers for D.C. Relays 4 and 6 Point DN-11, DN-12, DN-18 and DN-19
Plate E-5035-1, Plug Couplers for D.C. Relays 8 and 10 Point DN-11
Plate E-5035-2, Plug Couplers for D.C. DN-22 Shipped Subsequent to July 1941 Having 8 or 9 Terminal Post Connections
Plate E-5035-4, Plug Couplers for D.C. Relays Model 12 Polarized
Plate E-5035-5, Plug Couplers for D.C. Relays 4 and 6 Point DP-14 Having 4N-4R Polar Contacts
Plate E-5035-6, Plug Couplers for D.C. Relays 4 and 6 Point DP-20 and DP-21 Having 2N-2R and 4N-4R Polar Contacts
Plate E-5035-7, Plug Couplers for D.C. Relays DP-25 Having 4N-4R Polar Contacts
Plate E-5035-8, Plug Couplers for D.C. Relays DX-13 Interlocking
Plate E-5040, Model 12 Direct Current Enclosed Interlocking Relay
Plate E-5045, Model 12 Direct Current Enclosed Interlocking Relay Detail Parts
Plate E-5046, Model 12 Direct Current Enclosed Interlocking Relay Detail Parts
Plate E-5050, Style NF D.C. Flasher Relay
Plate E-5051, Style FN-16A Flasher Relays
Plate E-5060, Details of The Style NF D.C. Flasher Relay
Plate E-5061, Details of The Style NF D.C. Flasher Relay Equipped With Armature Backstop
Plate E-5062, Style NF-2 D.C. Flasher Relays and Details
Plate E-5064, Style FN-16 4N-4R and 2N-2R D.C. Flasher Relay Detail Parts
Plate E-5065, Style FN-16A 4N-4R and 2N-2R D.C. Flasher Relay Detail Parts
Plate E-5075, Style DNL-3 Single Point Relay Line and Track Detail Parts
Plate E-5076, Style DNL-4 One and Two Point Relays Line and Track
Plate E-5078, Style DNL-46E and DNL-46L Two-Rate Charge Relays
Plate E-5080, Style L-10 Relays
Letter(s) from US&S about the Style L-10 Relays
Plate E-5082, Style L-10 Relay Detail Parts
Plate E-5085, Details of Style L-10 D.C. Rela 1-Point
Plate E-5086, Style L-10 Relay Detail Parts Relay Units
Plate E-5088, Style L-10 Relay Detail Parts Contact Sections
Plate E-5090, Styles OR-10 and OR-11 Overload Relays

Plates E-5201 to E-5210: Style DT-10 Time Element Relay
Plate E-5201, Style DT-10 D.C. Time Element Relays
Letter(s) from US&S about the Style DT-10 D.C. Time Element Relays
Plate E-5206, Style DT-10 D.C. Time Element Relay Detail Parts
Plate E-5210, Style DT-10 D.C. Time Element Relay Detail Parts Planetary Gear Train Assembly

Plates E-5220 to E-5225: Style TH and TH-10 Thermal Relays
Plate E-5220, Style TH Thermal Relay
Plate E-5225, Style TH-10 Thermal Relay