
Voltage control relay, Harmony Control Relays, 8A, 2CO, overvoltage or undervoltage detection, 15…500V AC DC, 24…240V AC DC
Pump control relay, Harmony Control Relays, 5A, 1CO, 208...480V AC
This Harmony RM35-BA control relay allows monitoring of pump control. This modular pump control relay is ideal for monitoring of electrical values in industrial and building control panels. It applies to a wide type of industrial automation applications such as hoisting, packaging, lifts, textile, water. It has one of market medium form-factors with 35mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 3-pole DIN device. It also offers a selectable memory function, integral LED for indicating control status, sealable cover, with simple and precise settings with screw trimmers. It provides automatic shutdown management and fault information to user for a quick fault identification and troubleshooting. Multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC.
| Range of product | Harmony Control Relays |
| Relay type | Pump control relays |
| Product or component type | Pump control relay |
| Product specific application | For 3-phase and single-phase pump |
| Relay name | RM35BA |
| Relay monitored parameters | Overcurrent and undercurrent control, Phase sequence on 3-phase supply, Phase failure on 3-phase supply |
| Time delay type | Adjustable 1...60 s, +/- 10 % Ti- inhibition time delay upon startup, Adjustable 0.1...10 s, +/- 10 % Tt- time delay upon fault |
| Switching capacity in VA | 1250 VA |
| Minimum switching current | 10 mA at 5 V DC |
| Maximum switching current | 5 A AC/DC |
| Maximum power consumption in VA | 5 VA AC |
| Measurement range | 1...10 A, 208...480 V AC |
| Utilisation category | AC-12 conforming to IEC 60947-5-1, AC-13 conforming to IEC 60947-5-1, AC-14 conforming to IEC 60947-5-1, AC-15 conforming to IEC 60947-5-1, DC-12 conforming to IEC 60947-5-1, DC-13 conforming to IEC 60947-5-1 |
| reset time | 2000 ms |
| Maximum switching voltage | 250 V AC/DC |
| [Un] rated nominal voltage | 208...480 V AC 50/60 Hz, non self-powered, 230 V AC 50/60 Hz, non self-powered |
| Supply voltage limits | 183…528 V AC |
| operating voltage tolerance | - 15 % + 10 % Un |
| Resistance across terminals | 0.01 Ohm at E1-L2 terminals |
| Width | 35 mm |
| Output contacts | 1 C/O |
| nominal output current | 5 A |
| Maximum measuring cycle | 140 ms as true rms value |
| delay at power up | 0.5 s |
| Hysteresis | 5 % of threshold |
| Measurement accuracy | +/- 10 % of the full scale value |
| Repeat accuracy | +/- 1 % for input and measurement circuit, +/- 1 % for time delay |
| Measurement error | 1 % by volt over the whole range, +/- 0.05 %/°C |
| Response time | < 300 ms (in the event of a fault) |
| overload input current | 11 A permanent at 25 °C E1-L2 terminals, 50 A non repetitive < 1 s at 25 °C E1-L2 terminals |
| Marking | CE : EMC 89/336/EEC, CE : 73/23/EEC |
| Overvoltage category | III conforming to IEC 60664-1 |
| Insulation resistance | > 500 MOhm at 500 V DC between supply and relay output conforming to 60255-5, > 500 MOhm at 500 V DC between measurement and relay output conforming to 60664-1, > 1 MOhm at 500 V DC between supply and measurement conforming to 60255-5, > 500 MOhm at 500 V DC between supply and relay output conforming to 60664-1, > 500 MOhm at 500 V DC between measurement and relay output conforming to 60255-5, > 1 MOhm at 500 V DC between supply and measurement conforming to 60664-1 |
| [Ui] rated insulation voltage | 400 V conforming to IEC 60664-1 |
| Supply frequency | 50/60 Hz +/- 10 % |
| Operating position | Any position |
| Connections - terminals | Screw terminals, 1 x 0.5...1 x 4 mm² (AWG 20...AWG 11) solid without cable end, Screw terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable end, Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 24...AWG 12) flexible with cable end, Screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end |
| Tightening torque | 0.6…1 N.m conforming to IEC 60947-1 |
| Housing material | Polycarbonate |
| Status LED | 1 LED green for power ON, 1 LED yellow for fault, 1 LED yellow for relay ON |
| Mounting support | 35 mm symmetrical DIN rail conforming to IEC 60715 |
| Electrical durability | 100000 cycles |
| Mechanical durability | 30000000 cycles |
| Operating rate | <= 360 operations/hour full load |
| Control type | Without test button |
| Immunity to microbreaks | 500 ms |
| Electromagnetic compatibility | Emission standard for industrial environments conforming to IEC 61000-6-4, Emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3, Immunity for industrial environments conforming to NF EN/IEC 61000-6-2 |
| Standards | IEC 60255-6 |
| Product certifications | C-Tick, CSA, GOST, UL, GL |
| Ambient air temperature for storage | -40…70 °C |
| Ambient air temperature for operation | -20…50 °C |
| Relative humidity | 95 % at 55 °C conforming to IEC 60068-2-30 |
| Vibration resistance | 0.35 mm (f= 5…57.6 Hz) conforming to IEC 60068-2-6/IEC 60255-21-1, 1 gn (f= 57.6…150 Hz) conforming to IEC 60068-2-6/IEC 60255-21-1 |
| Shock resistance | 15 gn for 11 ms conforming to IEC 60255-21-1 |
| IP degree of protection | IP20 (terminals) conforming to IEC 60529, IP30 (casing) conforming to IEC 60529 |
| Pollution degree | 3 conforming to IEC 60664-1 |
| Dielectric strength | 2 kV AC 50 Hz (shock wave 4 kV) |
| Package 1 | 1 PCE, 9.7 cm × 4.6 cm × 8.0 cm (L × W × H), 123.0 g |
| Package 2 | 48 S03, 40.0 cm × 30.0 cm × 30.0 cm (L × W × H), 6.526 kg |
Official documents from Schneider Electric, downloaded directly from the manufacturer.
RM35BA10 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Yes — mention it when you request a quote for RM35BA10 and we'll include express shipping options in our reply.
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for RM35BA10, subject to availability and destination.

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