Eps Accidental 240v Protection
Yes
Conditions: {"scope":"abnormal_line_to_neutral_voltage","normal_service":"120_240V_split_phase"}
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Verified current equipment
Progressive Industries EMS-HW50C
Hardwired 50 A 120/240 V RV electrical management system with a remote display, bypass and selectable compressor-restart delay.
Best for: Permanent 50 A RV protection installed by a qualified electrical professional; placement before or after the transfer switch determines which AC sources are protected.
Key facts
- RV service current
- 50 A
- Surge energy
- 3580 J
- Overvoltage Protection
- Yes
- Undervoltage Protection
- Yes
- Eps Automatic Disconnect
- Yes
Specifications alone do not confirm that a product fits your RV. Match the RV model and year to documented fitment evidence, then check system voltage, battery chemistry, wiring, protection and input/output limits before buying.
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BROWSE RV EQUIPMENT →Specifications and source evidence
Start with the key facts above. Open the complete evidence only when you need the detailed values and citations.
View all 22 verified specifications and sources
Eps Automatic Disconnect
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Display Present
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Fault Monitoring
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Frequency Max Hz
69 Hz
Conditions: {"trigger":"above"}
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Frequency Min Hz
51 Hz
Conditions: {"trigger":"below"}
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Hardwired
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
High-voltage cutoff
132 V
Conditions: {"per_line":true,"trigger":"above"}
- EMS-HW30C and EMS-HW50C instruction manual · Features / voltage protection and time delay, p. 2 · rev. PI-002-TL-0423-ZX480
Low-voltage cutoff
104 V
Conditions: {"per_line":true,"trigger":"below"}
- EMS-HW30C and EMS-HW50C instruction manual · Features / voltage protection and time delay, p. 2 · rev. PI-002-TL-0423-ZX480
Eps Reconnect Delay Options
15 s or 136 s
Conditions: {"selection":"circuit-board jumper","factory_setting_s":15}
- EMS-HW30C and EMS-HW50C instruction manual · Features / voltage protection and time delay, p. 2 · rev. PI-002-TL-0423-ZX480
Eps Reversed Line Neutral Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
RV service current
50 A
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Eps Split Phase 120 240
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Surge energy
3580 J
- EMS-HW30C and EMS-HW50C instruction manual · Features / surge protection, p. 2 · rev. PI-002-TL-0423-ZX480
Eps Surge Mode Count
5 modes
- EMS-HW30C and EMS-HW50C instruction manual · Features / surge protection, p. 2 · rev. PI-002-TL-0423-ZX480
Eps Total Surge Current A
88000 A
- EMS-HW30C and EMS-HW50C instruction manual · Features / surge protection, p. 2 · rev. PI-002-TL-0423-ZX480
Open Ground Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Open Neutral Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Overvoltage Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Remote Display
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Surge Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features / surge protection, p. 2 · rev. PI-002-TL-0423-ZX480
Undervoltage Protection
Yes
- EMS-HW30C and EMS-HW50C instruction manual · Features, warnings and installation, pp. 2-6 · rev. PI-002-TL-0423-ZX480
Why you can trust this record
Only verified claims with claim-level provenance are returned. Conditions, units and source locators must be preserved when citing a fact.
Heeler RV keeps commerce downstream of technical selection. Affiliate status never changes specifications, lifecycle, replacement evidence, fitment evidence or comparison ranking.