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Motor Coach ~ RV ~ Marine
Automatic Transfer Switches -
Todd Engineering Replacements |
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Section
#1... Model TS-30, 30S &
TS-50, 50S.... For Marine or RV Applications |
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A...
17-REL30030 Replaces Todd TS-30S
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B... 17-REL30050MRD Replaces Todd TS-50S |
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Part Number 17-REL30030 ~ Replaces TS-30S |
Part Number 17-REL30050MRD ~ Replaces TS-50S |
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3 Wire, 120Vac, 30A |
30 Amp Max |
3 Wire, 120Vac, 50A |
50 Amp Max |
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4 lbs. |
6.5 x 6.5 x 3.5 |
5 lbs. |
7.5 x 8.5 x 4 |
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TS-30 Electrical
Drawing |
Timer Pcb & Component Layout |
TS-50 Electrical
Drawing |
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Automatic Transfer
Switches |
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Section
#2... 50 AMP Model.... 2
or 3 Wire For Marine or RV Applications |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... 17-REL35050 Heavy Duty Relay Overview
*
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B...
Electrical Overview - 35050 & 35075 |
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Click To Enlarge
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 Click To Enlarge |
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL35050 * |
2 or 3 Wire |
50 Amp Max |
8" w x 9" h x 5" d |
12 Lbs |
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* This Part Number Is Currently
Superseded
By 17-REL36050... See Below... |
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Automatic Transfer
Switches |
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Section
#2 A... 50 AMP Model.... 2
or 3 Wire For Marine or RV Applications |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... 17-REL36050 Heavy Duty Relay Overview
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B...
Electrical Overview - 17-REL36050 |
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 Click To Enlarge
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Click To
View
Electrical
Drawing
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL36050 |
2 or 3 Wire |
50 Amp Max |
8" w x 9" h x 5" d |
12 Lbs |
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Replaces Todd TS30-30 Units |
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Replaces Todd TS-50... 120V 2 Wire/Ground 50 Amp Units |
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Replaces Todd TS-50S... 240V 3 Wire/Ground 50 Amp Units |
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Replaces Todd PS250, 260S & 262S... 240V 3 Wire/Ground 50 Amp Units |
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Automatic Transfer
Switches |
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Section
#2 B... 30 & 50 AMP Models... 2
or 3 Wire For Marine or RV Applications |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... Transfer Sw 30A & 50A-120v...
MRD Series |
B...
Transfer Sw 50A-120/240v... BRD
Series
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Electrical drawing for LPT-50MRD Series |
Designed with a terminal block to simplify
connections |
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Click To Enlarge
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Future Click To Enlarge |
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL30030MRD |
30A - 2 Wire/Grnd |
30A-120v |
6" w x 6" h x 3" d |
5.0 Lbs |
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17-REL30050MRD |
50A - 2 Wire/Grnd |
50A-120v |
9" w x 9" h x 5" d |
10 Lbs |
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Replaces Todd TS30, TS50 |
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17-REL30050BRD |
50A - 3 Wire/Grnd |
50A-120/240v |
9" w x 9" h x 5" d |
10 Lbs |
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Replaces Todd 245L, 245S, 260S & 262S Units - 50 Amp - 120/240V 3 Wire/Ground |
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Designed with a terminal block to simplify
connections |
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Automatic Transfer
Switches |
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Section
#2 C... 50 AMP Inverter Model.... 2
or 3 Wire For Marine or RV Applications |
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AUTOMATICALLY Switch from power cord to generator
to inverter... |
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A... 17-REL36350 Heavy Duty Relay Overview
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B... 17-REL36350
Electrical Overview
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Click To Enlarge
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Click To Enlarge |
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL36350 |
2 or 3 Wire |
50 Amp Max |
12" w x 12" h x 6" d |
17 Lbs |
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Coil Volts 120 Ac |
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Replaces Todd PS 2-262 |
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Automatic Transfer
Switches |
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Section
#3... 75 AMP Model.... 3
Wire For Marine or RV Applications |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... Overview 75 Amp Heavy Duty
Transfer Relay |
B... 17-REL35075
Electrical Overview
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Click To View
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Click To View
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL35075 |
3 Wire |
70 Amp Max |
12 w x 8" h x 4" d |
12.0 Lbs |
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Replaces Todd PS-275 |
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Call For Spec & Pricing |
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Automatic Power Transfer
Switches |
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Section
#4... 100 AMP Model....
3
Wire For Marine, RV, Motor Coach & Specialty Vehicle |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... Overview
100 Amp Heavy Duty Transfer Relay
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B... Electrical Overview 100 Amp
Unit |
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Click To Enlarge Graphics
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Click To
View
Electrical
Drawing
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL36100 * |
3 Wire |
100 Amp Max |
12" w x 12" h x 6" d |
15.0 Lbs |
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* Discontinued & Superseded By... 17- REL36100-A See Section 4A Below |
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Automatic Power Transfer
Switches |
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Section
#4A... 100 AMP Model....
3
Wire For Marine, RV, Motor Coach & Specialty Vehicle |
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AUTOMATIC
SWITCHOVER: Switch from power cord to generator simply by starting
generator! |
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A... Overview
100 Amp Heavy Duty Transfer Relay
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B... Electrical Overview 100 Amp
Unit |
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Click "Overview & Electrical Drawing" For Graphic
Section 4B
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Operation & Electrical
Overview & Electrical
Drawing |
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Part Number |
Description |
Generator or Inv |
Dimensions |
Wt. |
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17-REL36100-A |
3 Wire/Grnd |
100 Amp Max |
12" w x 10" h x 4" d |
14.0 Lbs |
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Call For Pricing |
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Automatic Power Transfer
Switches |
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Section
#5... Delay Timers... Todd & Replacement
Automatic Transfer Relays |
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Timer delays relay or contactor closing
for 20-30 seconds to provide generator warm up period. |
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A... 120V
AC to DC-4 Terminals
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B... 120V
AC to AC-4 Terminals
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C... 120V AC to AC-4
Terminals |
D... 120V AC to AC-10
Terminals |
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Click To View
OLD STYLE Timer
PIC & PCB Component Layout
REPLACED By PN: 17-TIM3050 |
Click To Enlarge
Graphic
ES50M-65N Units |
Click To Enlarge
Graphic
Todd PS-250 (old units -
1986) |
Click To Enlarge
Graphic
LPT50CA Units |
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Click To View
NEW STYLE Timer
PIC & PCB Component Layout
PN: 17-TIM3050
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Click To Enlarge
Graphic |
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Voltage operating range... 95-135V AC (Cutout @
78-85v) |
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P/N...
17-TIM3050 |
P/N...
17-TIM5050M |
OBSOLETE PN...
17-TIM3050-2 |
P/N...
17-TIM5050 |
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4 Terminals |
8 Terminals |
4 Terminals |
10 Terminals |
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Dim...
3.0" W x 1.4" H |
Dim: 1.5" w x
5.5" h |
Dim: 3.0" w x
2.0" h |
Dim: 5.0" w x
2.0" h x .68" d |
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REPLACED BY...
PN: 17-TIM3050-A * |
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Todd TS-30 & 50 |
ES50M-65N |
LPT-50CA |
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Todd PS-245S, 260S, 262S, 450S & 850S |
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Wiring Diagram |
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* 4 Wire Leads Required **
** PN: 17-TIM3050-L |
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Connect coil wires to terminals J1=DC- & J2=DC+
Connect AC power wires to terminals J3 & J4 |
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Automatic Transfer
Switches |
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Revised:02/11/2013 10:28:07
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