Electric Control System Single Phase Undervoltage Relay Adjustable Trip Delay Time
Product Model: DVM-A (potentiometer adjustment)
Product Name: DC Voltage Protector
Dimensions: 50H×40W×57.5Dmm
The main function:
● Overvoltage protection: The rated voltage is adjustable from +9% to +40% and the potentiometer is adjusted.
● Undervoltage protection: The rated voltage is adjustable from -16% to +16%, and the potentiometer is adjusted.
● DC12V setting range: Undervoltage 10~14V, overvoltage 13~17V.
● DC24V setting range: undervoltage 20~28V, overvoltage 26~34V.
● DC36V setting range: Undervoltage 30~42V, overvoltage 39~51V.
● DC48V setting range: Undervoltage 40~56V, overvoltage 52~68V.
● Action delay: adjustable from 0 to 15.0 seconds
Rated voltage: DC: 12V, 24V, 36V, 48V
Indicator: Normal, Action 2 Indicators
Output contacts: 1C, 5A 250VAC
Power consumption: ≤2W
Weight: 110g
Ambient temperature: -10°C~+55°C
Relative humidity: 45~85% RH
● Overvoltage protection ● Undervoltage protection ● 8PFA base mounting
■Application:
Products are widely used: variable frequency power supply, UPS power supply and various instrumentation
Table DC power supply overvoltage and undervoltage protection.
■ Structural features:
1. The protector is installed on the base of 8PFA. The base is equipped with two M4 screw holes, which can be installed independently or using HT35 rails.
2. Indicator light: 2 indicator lights, divided into power indication and normal operation indication.
3. Outer dimensions: 50mm x 40mm x 57.5mm.
♦ Features
-- DC circuit monitoring of over- and undervoltage
-- Adjustable over- and undervoltage threshold
-- Adjustable trip delay time
-- Powered by the measuring circuit
-- 1 C/O contact
-- 2 LEDs for status indication
♦ Protective Functions
-- Overvoltage
-- Undervoltage
♦ Typical Applications
• DC cabinet • Batteries
• Electric control system
♦ Approvals
• CE • CCC
♦ Technical data
| Type | DVM-A |
| Measuring circuit | DC circuit |
| Rated voltage | DC12V,DC24V,DC36V,DC48V |
| Monitoring functions | overvoltage, undervoltage |
| Voltage setting range | Rated voltage Undervoltage overvoltage DC12V 10-14V 13-17V DC24V 20-28V 26-34V DC36V 30-42V 39-51V DC48V 40-56V 52-68V |
| Trip delay time | 1-15s adjustable |
| Indicators | Normai, Trip |
| Output contacts | 2 C/O |
| Contact capacity | 3A ,250VAC |
| Dimensions (H x W x D) | 50×40×57.5mm |
| Mounting | plug-in |
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Electric Control System Single Phase Undervoltage Relay Adjustable Trip Delay Time Images
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