SCR Temperature/ Power Control Panel<br />

chromalox Horizontal Convection Heater 06

4534

SCR Temperature/Power Control Panels

30 to 90 Amps
Voltage Field Selectable
Three Phase, Two Leg
Zero Crossover Fired
NEMA 12*, 4 and 7 Enclosures
(*NEMA 12 available with additional venting measures - Consult Factory)
Cost Effective SCR Power Control
Pre-Wired, Ready to Install
cULus

The 4530 SCR Panel Series is an economical, convenient solution to mid-range SCR power control requirements, and eliminates the need to select, collect and assemble separate components. The pre-configured panels are ready to install, requiring only power supply, load and sensor wiring. Compact packaging makes them easy to mount, even in limited spaces.

The control signal may be a customer supplied 4-20 mA signal or manually operated with remote or door mounted potentiometer, or a Chromalox digital indicating temperature controller.

An optional digital indicating overtemperature controller can be provided.

Enclosure -
- NEMA 1 General Purpose, indoor
- NEMA 12 General Purpose, fan cooled and louvered
- NEMA 4 Weatherproof
- NEMA 7 Explosion-proof for Class I, Div. 1&2, Groups B,C&D Class II, Div. 1&2, Groups E,F & G
Control Signal Input Device
Zero-Crossover Fired SCR Power Controllers
Manual Disconnect Switch
I2T Fusing for SCR Protection
Overtemperature Shutdown Contactor
Power "ON" Pilot Light
Multi-Tap Control Power Transformer 480/240/120 Vac
Optional Overtemperature Controller with Reset
Drawings for Record
Installation and Operation Manual
Terminals Provided for remote shutdown
Optional Ground Fault Monitor with Door Mounted Illuminated Reset
Optional Enclosure Heater Anti-Condensation and Instrument Protection for Ambient Temperatures as low as 0˚F

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