Three Phase Earth Fault Protection Relays Model ELTR 001

Three Phase Earth Fault Protection Relays Model ELTR 001

Sci-tech Three Phase Earth Fault Protection Relays Model ELTR 001 has been designed particularly for average complexity educational traing purpose.

Item Description

Each phase has its individual indicator/display, one alarm LED associated to one exchange contact and four push buttons to set the working parameters of the relay.
Default parameters are set at the factory and recorded in the manual.
On the front panel there are 4mm safety terminals for powering the instruments, a power On switch, phase inputs and one Min exchange contact for each phase, operated when the minimum thresholds are exceeded.

Technical Specifications

Power Supply: 230V AC, 50Hz, 5VA
Insulation Resistance Ω: 0 to ∞
Contacts rating: 10A – 250V AC
Alarm setting Min (factory default, can be changed)
On/Off delay: 0.1 – 9.9sec
Hysteresis: 0 ÷ 100%

See also different:

Rising Film Evaporator Model TH 174
Rising Film Evaporator Model TH 174

- Rising film evaporator for increasing the concentration of temperature-sensitive solutions - Hygienic operation due to carefully selected materials such as stainless steel and glass - Cleaning possible while installed - Counter-flow process

Sectioned Alkaline Battery Model AM 084
Sectioned Alkaline Battery Model AM 084

SYSTEM FEATURES:   Mobile, compact, comprehensive, sturdy design  All working Systems can be studied to their operations.  Cut sections are painted with different colours.  All-important parts are well elaborated.  Slide, Charts, CBT as a [...]

Motor Speeds Control Trainer MODEL ELTR 023
Motor Speeds Control Trainer MODEL ELTR 023

- Easy and safe wiring by students due to 4mm sturdy shrouded banana patch cords and shrouded socket arrangement for high voltage circuits. - Facilitates easy learning about operative characteristics of ubiquitous squirrel cage induction motor [...]

| << return to catalog |