ESN Type SMDC2 Points Heater

The switching module for 750 V DC up to 1500 Wis the power section of the points heater controller of the newest generation.

Technical data

Dimensions

WxHxD 35x99x17 mm

Housing material

Polyamide 6.6, class V0 in ac-

 

cordance with UL94

Installation

Top hat rail in accordance with

 

DIN EN 50022

IP type of protection

Housing: IP 40; connections IP: 10

Ambient temperature

-20°C to +40°C

 

(rel. humidity 5-95%)

Connections

 

Supply voltage

DC 24 V +/-10%, 50 mA, residual

 

ripple <100 mVss

Nominal values

 

Switching rated voltage

750 V DC +20% -30%

Nom. switching current

2A

Power range

?1500 W

 

Limiting values

 

the following values may not be

 

exceeded

Max. switching current

3A

Max. overvoltage

1600 V (transients)

Max. overcurrent

4500 A (transients)

Max. energy

150 J (transients)

Displays

LED displays for

 

1 green LED (PWR) supply voltage

 

1 green LED (SWT) switching state

 

1 red LED (ERR) error display

Electric strength

4 kVe?.

Ordering information

Type SMDC2

Part No. 640102

Points Heater