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| | | BEBENDER | | |
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| | | Device selection Voltage relays for AC and DC systems | | |
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| | | NEW | | NEW | | |
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| | | Voltage relays are designed to monitor the undershoot and overshoot of one or several response values. The devices can be used for both AC and DC systems. | | |
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| | | | | | | | | | | | Type | | ■I VME420 ■ | VME421H | | | | System voltage | | | | AC | WZ | | x | | | | DC | X | x | | | | Function | | | | Undervoltage | | | __ | | | | Overvoltage | | | __ | | | | Undervoltage/overvoltage | WZ | | | | | | Frequency | | x | | | | Preset function | WZ | | x | | | | Password protection | | x | | | | History memory (first alarm value) | WZ | X | x | | | | Supply voltage | | | | Range of Us | DC 9.6.. .94 V, AC 16.. .72 V, AC/DC 70.. .300 V | without | | | | Measuring circuit | | | | Measuring range/nominal system voltage Un | AC/DC 0...300 V True r.m.s. | AC/DC 9.6.. .150 V, 70.. .300 V True r.m.s. | | | | Response values U | AC/DC 6...300 V | AC/DC 9.6...150, 70...300 V | | | | Rated frequency | wz | DC, 15...460 Hz | DC, 15...460 Hz | | | | Hysteresis U approx. | 1...40% | 1.. .40 % | | | | Operating time U | WZ | AC 42...460 Hz < 70 ms / DC < 130 ms | AC 42...460 Hz < 70ms / DC < 130 ms | | | | Integrated energy backup | | x | | | | Response delay | WZ | 0...99s | 0...99s | | | | Start-up delay/delay on release | 0...99 s | 0...99 s | | | | Operating elements - alarm LEDs | | | | Power On LED | wz | | | | | | Alarm LED | | __ | | | | Alarm LED undervoltage | | ^^^^^^^^|x (&frequency) | x (& frequency) | | | | Alarm LED overvoltage | x (& frequency) | x (& frequency) | | | | Operating elements - switches/buttons | | | | Undervoltage/overvoltage | WZ | | __ | | | | AC/DC switches | | __ | | | | | | TEST / RESET / MENU | TEST / RESET / MENU | | | | Operating elements - potentiometer | | | | | | x | | | | Voltage | | __ | | | | Undervoltage | wz | | __ | | | | | | | __ | | | | Response delay | wmz | | __ | | | | Hysteresis | | __ | __ | | | | Switching elements | | | | Number | WZ | ^^^^|2 x 1 changeover contacts programmable | 2 x 1 changeover contacts programmable | | | | Operating mode | N/O or N/C operation* | N/O or N/C operation* | | | | Enclosure | | | | Enclosure dimensions in mm (H x W x D) | WZ | 90 x 36 x 70.5 | 90 x 36 x 105.5 | | | | Accessories | Mounting clip | Mounting clip | | | | | | | | | | | | | ■ Chapter 3.1 - Page 24 - 27 ■ | Chapter 3.1 - Page 28 - 31 | | | | | | | | | | | |
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| | | "configurable | | |
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| | | Main catalogue part 3 - 06.2007 / Electronic measuring and monitoring relays | | |
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