Specifications

VCES-ERV-IOM-1A – ERV500i/e
4
1. FROST CONTROL
E – Exhaust only
1
C – Non-defrost
N – Non-defrost, no wall
control compatibility
14. ENERGY RECOVERY
1 – Aluminum wheel, no purge
13. FREE COOLING
S – Setpoint enthalpy controller
D – Differential enthalpy controller
T – Thermostat (dry bulb)
X – No free cooling controller
12. FILTRATION
S – Supply filter
E – Exhaust filter
B – Supply and exhaust filters
X – No filtration
11. RETURN AIR
B – Bottom return air
S – Side return air
10. SUPPLY DISCHARGE
D – Down supply discharge
E – End supply discharge
9. HOODS
H – Intake/exhaust hoods
X – No hoods
5
8. EXTERNAL DISCONNECT
N – Non fused disconnect switch
4
X – No disconnect switch
2. VOLTAGE/SPEED
B – 208–120/1/60 - one-speed
2
C – 230–120/1/60 - one-speed
2
3. INTERNAL PROTECTION
1 – 1” insulation, single wall
2 – 1” insulation, double wall
4. SENSOR CONTACTS
W – Wheel rotation sensor
3
X – No contacts, no sensor
5. EXTERNAL FINISH
G – Grey prepaint package
6. OUTSIDE AIR DAMPER
1 – Non-insulated motorized
2 – Insulated motorized
3 – Insulated spring return
4 – No damper
7. EXHAUST AIR DAMPER
1 – Backdraft (low leak)
2 – Non insulated motorized (low leak)
3 – Insulated motorized (low leak)
4 – No damper
Notes:
1 Outside air damper required.
2 Requires a neutral wire with L1 and L2.
3 Units ordered with the wheel rotation sensor option must include a frost control option other than ‘N’.
4 Non fused disconnect switch is field installed.
5 Must order hoods when ordering dampers.
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ERV500e Nomenclature (400–700 cfm)