- 产品介绍
- 剩余电流监控

LINETRAXX® RCMA423
- B型,采集交直流敏感测量值
- 响应值可调
- 保护人员、防护火灾以及设备保护
交直流敏感型剩余电流监视仪RCMA423被设计用于监视接地电源系统(TN和TT系统),用于平滑直流故障电流或剩余电流连续大于零的地方。这些特殊的负载包含六脉冲整流器或单通道平滑整流器,如变频器、电池充电器、带变频驱动的施工现场设备。也通过RCMA423可以监视单相线的电流。
- 特征
- 应用
- 附件
- 订货信息
- 下载
- AC/DC sensitive residual current monitor Type B acc. to IEC 62020 and IEC/TR 60755
- r.m.s. value measurement (AC+DC)
- Two separately adjustable response values 30 mA…3 A
- Frequency range 0…2000 Hz
- Start-up delay, response delay and delay on release
- Digital measured value display via LC display
- Measured value memory for operating value
- CT connection monitoring
- LEDs: Power On, Alarm 1, Alarm 2
- Internal/external test/reset button
- Two separate alarm relays (one changeover contact each)
- N/O or N/C operation and fault memory behaviour selectable
- Continuous self monitoring
- Multi-functional LC display
- Password protection for device settings
- Sealable transparent cover
- Push-wire terminal (two terminals per connection)
- Two-module enclosure (36 mm)
- AC/DC sensitive residual current monitoring in earthed two, three or four conductor systems (TN and TT systems)
- Monitoring of variable-speed drives, UPS systems, construction site equipment, printing machines, battery systems, laboratory equipment, wood working machines, MF welding systems, furniture industry, medical electrical equipment, etc.
- AC/DC sensitive current monitoring of single conductors de-energised under normal conditions (e.g. N and PE conductors)
可选配件 LINETRAXX® RCMA423
Measuring current transformers
Connection cable measuring current transformer – RCMA423-D
Accessories
Type | Internal diameter (mm) | Art. No. |
---|---|---|
CTUB101-CTBC20 | ø 20 | B78120010 |
CTUB101-CTBC20P | ø 20 | B78120020 |
CTUB101-CTBC35 | ø 35 | B78120012 |
CTUB101-CTBC35P | ø 35 | B78120022 |
CTUB101-CTBC60 | ø 60 | B78120014 |
CTUB101-CTBC60P | ø 60 | B78120024 |
CTUB101-CTBC120 | ø 120 | B78120016 |
CTUB101-CTBC120P | ø 120 | B78120026 |
CTUB101-CTBC210 | ø 210 | B78120018 |
CTUB101-CTBC210P | ø 210 | B78120028 |
Connection cable measuring current transformer – RCMA423-D
Type | Length/m | Art. No. |
---|---|---|
CTX-100 | 1 | B98110080 |
CTX-250 | 2,5 | B98110081 |
CTX-500 | 5 | B98110082 |
CTX-1000 | 10 | B98110083 |
Accessories
Type | Art. No. |
---|---|
Mounting clip for XM420 enclosure | B98060008 |
版本 LINETRAXX® RCMA423
Type | Response range IΔn | Frequency range | Supply voltage US* | Art. No.** |
---|---|---|---|---|
RCMA423-D-1 | 30 mA…3 A | 0…2000 Hz | DC 9,6…94 V / AC 16…72 V, 42…460 Hz | B74043023 B94043023 |
RCMA423-D-2 | 30 mA…3 A | 0…2000 Hz | DC 70…300 V / AC 70…300 V, 42…460 Hz | B74043025 B94043025 |
* Absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)
**(B7… = push-wire terminal / B9… = screw-type terminal)
下载 LINETRAXX® RCMA423
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