Qualitro OELDBXXXXXSDMAX Control Module

Qualitro OELDBXXXXXSDMAX Product Introduction
Brand: Qualitrol;
Model: OELDBXXXXXSDMAX;
Product Name: On-Load Tap Changer Control Module;
Place of Origin: United States;
HS Code: 85371011;
Dimensions: 270 mm × 190 mm × 75 mm;
Weight: 1.4 kg;
Operating Temperature Range: -25℃ to +70℃;
Storage Temperature Range: -40℃ to +85℃;
Auxiliary Supply Voltage: 110Vac / 220Vac optional;
Control Loop Rated Current: Max 5A;
Product Characteristics: Real-time tap position monitoring; on-load tap changer motor drive control; blocking and interlock protection; tap change fault alarm; local status LED indicators; dry contact relay output; panel mounting structure; good vibration resistance for transformer cabinet environment; built-in self-check function.

OELDBXXXXXSDMAX Qualitro FAQ
Q1: What is the core function of OELDBXXXXXSDMAX?
A1: It monitors and controls the on-load tap changer of high-voltage power transformers for voltage regulation.
Q2: What output signal does this module provide?
A2: It provides dry contact relay output for alarm and interlock signals.
Q3: Where is this module usually installed?
A3: It is panel mounted inside the control cabinet of power transformers.